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2022-09-29Merge tag 'net-6.0-rc8' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Paolo Abeni: "Including fixes from wifi and can. Current release - regressions: - phy: don't WARN for PHY_UP state in mdio_bus_phy_resume() - wifi: fix locking in mac80211 mlme - eth: - revert "net: mvpp2: debugfs: fix memory leak when using debugfs_lookup()" - mlxbf_gige: fix an IS_ERR() vs NULL bug in mlxbf_gige_mdio_probe Previous releases - regressions: - wifi: fix regression with non-QoS drivers Previous releases - always broken: - mptcp: fix unreleased socket in accept queue - wifi: - don't start TX with fq->lock to fix deadlock - fix memory corruption in minstrel_ht_update_rates() - eth: - macb: fix ZynqMP SGMII non-wakeup source resume failure - mt7531: only do PLL once after the reset - usbnet: fix memory leak in usbnet_disconnect() Misc: - usb: qmi_wwan: add new usb-id for Dell branded EM7455" * tag 'net-6.0-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (30 commits) mptcp: fix unreleased socket in accept queue mptcp: factor out __mptcp_close() without socket lock net: ethernet: mtk_eth_soc: fix mask of RX_DMA_GET_SPORT{,_V2} net: mscc: ocelot: fix tagged VLAN refusal while under a VLAN-unaware bridge can: c_can: don't cache TX messages for C_CAN cores ice: xsk: drop power of 2 ring size restriction for AF_XDP ice: xsk: change batched Tx descriptor cleaning net: usb: qmi_wwan: Add new usb-id for Dell branded EM7455 selftests: Fix the if conditions of in test_extra_filter() net: phy: Don't WARN for PHY_UP state in mdio_bus_phy_resume() net: stmmac: power up/down serdes in stmmac_open/release wifi: mac80211: mlme: Fix double unlock on assoc success handling wifi: mac80211: mlme: Fix missing unlock on beacon RX wifi: mac80211: fix memory corruption in minstrel_ht_update_rates() wifi: mac80211: fix regression with non-QoS drivers wifi: mac80211: ensure vif queues are operational after start wifi: mac80211: don't start TX with fq->lock to fix deadlock wifi: cfg80211: fix MCS divisor value net: hippi: Add missing pci_disable_device() in rr_init_one() net/mlxbf_gige: Fix an IS_ERR() vs NULL bug in mlxbf_gige_mdio_probe ...
2022-09-29Merge tag 'ata-6.0-rc7' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata Pull ATA fixes from Damien Le Moal: "Three late patches to fix problems discovered recently: - Add a horkage to disable link power management by default for the Pioneer BDR-207M and BDR-205 DVD drives (from Niklas) - Two patches to fix setting the maximum queue depth of libsas owned ATA devices (from me)" * tag 'ata-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata: ata: libata-sata: Fix device queue depth control ata: libata-scsi: Fix initialization of device queue depth libata: add ATA_HORKAGE_NOLPM for Pioneer BDR-207M and BDR-205
2022-09-28Revert "net: set proper memcg for net_init hooks allocations"Shakeel Butt
This reverts commit 1d0403d20f6c281cb3d14c5f1db5317caeec48e9. Anatoly Pugachev reported that the commit 1d0403d20f6c ("net: set proper memcg for net_init hooks allocations") is somehow causing the sparc64 VMs failed to boot and the VMs boot fine with that patch reverted. So, revert the patch for now and later we can debug the issue. Link: https://lore.kernel.org/all/20220918092849.GA10314@u164.east.ru/ Reported-by: Anatoly Pugachev <matorola@gmail.com> Signed-off-by: Shakeel Butt <shakeelb@google.com> Cc: Vasily Averin <vvs@openvz.org> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Michal Koutný <mkoutny@suse.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: cgroups@vger.kernel.org Cc: sparclinux@vger.kernel.org Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Tested-by: Anatoly Pugachev <matorola@gmail.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Fixes: 1d0403d20f6c ("net: set proper memcg for net_init hooks allocations") Reviewed-by: Muchun Song <songmuchun@bytedance.com> Acked-by: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-09-28ata: libata-sata: Fix device queue depth controlDamien Le Moal
The function __ata_change_queue_depth() uses the helper ata_scsi_find_dev() to get the ata_device structure of a scsi device and set that device maximum queue depth. However, when the ata device is managed by libsas, ata_scsi_find_dev() returns NULL, turning __ata_change_queue_depth() into a nop, which prevents the user from setting the maximum queue depth of ATA devices used with libsas based HBAs. Fix this by renaming __ata_change_queue_depth() to ata_change_queue_depth() and adding a pointer to the ata_device structure of the target device as argument. This pointer is provided by ata_scsi_change_queue_depth() using ata_scsi_find_dev() in the case of a libata managed device and by sas_change_queue_depth() using sas_to_ata_dev() in the case of a libsas managed ata device. Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Tested-by: John Garry <john.garry@huawei.com>
2022-09-26Merge tag 'mm-hotfixes-stable-2022-09-26' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Pull last (?) hotfixes from Andrew Morton: "26 hotfixes. 8 are for issues which were introduced during this -rc cycle, 18 are for earlier issues, and are cc:stable" * tag 'mm-hotfixes-stable-2022-09-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (26 commits) x86/uaccess: avoid check_object_size() in copy_from_user_nmi() mm/page_isolation: fix isolate_single_pageblock() isolation behavior mm,hwpoison: check mm when killing accessing process mm/hugetlb: correct demote page offset logic mm: prevent page_frag_alloc() from corrupting the memory mm: bring back update_mmu_cache() to finish_fault() frontswap: don't call ->init if no ops are registered mm/huge_memory: use pfn_to_online_page() in split_huge_pages_all() mm: fix madivse_pageout mishandling on non-LRU page powerpc/64s/radix: don't need to broadcast IPI for radix pmd collapse flush mm: gup: fix the fast GUP race against THP collapse mm: fix dereferencing possible ERR_PTR vmscan: check folio_test_private(), not folio_get_private() mm: fix VM_BUG_ON in __delete_from_swap_cache() tools: fix compilation after gfp_types.h split mm/damon/dbgfs: fix memory leak when using debugfs_lookup() mm/migrate_device.c: copy pte dirty bit to page mm/migrate_device.c: add missing flush_cache_page() mm/migrate_device.c: flush TLB while holding PTL x86/mm: disable instrumentations of mm/pgprot.c ...
2022-09-24Merge tag 'tty-6.0-rc7' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial driver fixes from Greg KH: "Here are some small, and late, serial driver fixes for 6.0-rc7 to resolve some reported problems. Included in here are: - tegra icount accounting fixes, including a framework function that other drivers will be converted over to using in 6.1-rc1. - fsl_lpuart reset bugfix - 8250 omap 485 bugfix - sifive serial clock bugfix The last three patches have not shown up in linux-next due to them being added to my tree only 2 days ago, but they are tiny and self-contained and the developers say they resolve issues that they have with 6.0-rc. The other three have been in linux-next for a while with no reported issues" * tag 'tty-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: sifive: enable clocks for UART when probed serial: 8250: omap: Use serial8250_em485_supported serial: fsl_lpuart: Reset prior to registration serial: tegra-tcu: Use uart_xmit_advance(), fixes icount.tx accounting serial: tegra: Use uart_xmit_advance(), fixes icount.tx accounting serial: Create uart_xmit_advance()
2022-09-23Merge tag 'arm64-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux Pull arm64 fixes from Will Deacon: "These are all very simple and self-contained, although the CFI jump-table fix touches the generic linker script as that's where the problematic macro lives. - Fix false positive "sleeping while atomic" warning resulting from the kPTI rework taking a mutex too early. - Fix possible overflow in AMU frequency calculation - Fix incorrect shift in CMN PMU driver which causes problems with newer versions of the IP - Reduce alignment of the CFI jump table to avoid huge kernel images and link errors with !4KiB page size configurations" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: vmlinux.lds.h: CFI: Reduce alignment of jump-table to function alignment perf/arm-cmn: Add more bits to child node address offset field arm64: topology: fix possible overflow in amu_fie_setup() arm64: mm: don't acquire mutex when rewriting swapper
2022-09-23Merge tag 'driver-core-6.0-rc7' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are two tiny driver core fixes for 6.0-rc7 that resolve some oft-reported problems. The first is a revert of the "fw_devlink.strict=1" default option that we keep trying to enable, but we keep finding platforms that this just breaks everything on. So again, we need it reverted and hopefully it can be worked on in future releases. The second is a sysfs file-size bugfix that resolves an issue that many people are starting to hit as the fix it is fixing also was backported to stable kernels. The util-linux developers are starting to get bugreports about sysfs files that contain no data because of this problem, and this fix which has been in linux-next in the bitfield tree for a long time, resolves it. I'm submitting it here as it needs to be merged for 6.0-final, not for 6.1-rc1. Both of these have been in linux-next with no reported issues, only reports were that these fixed problems" * tag 'driver-core-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: drivers/base: Fix unsigned comparison to -1 in CPUMAP_FILE_MAX_BYTES Revert "driver core: Set fw_devlink.strict=1 by default"
2022-09-23vmlinux.lds.h: CFI: Reduce alignment of jump-table to function alignmentWill Deacon
Due to undocumented, hysterical raisins on x86, the CFI jump-table sections in .text are needlessly aligned to PMD_SIZE in the vmlinux linker script. When compiling a CFI-enabled arm64 kernel with a 64KiB page-size, a PMD maps 512MiB of virtual memory and so the .text section increases to a whopping 940MiB and blows the final Image up to 960MiB. Others report a link failure. Since the CFI jump-table requires only instruction alignment, reduce the alignment directives to function alignment for parity with other parts of the .text section. This reduces the size of the .text section for the aforementioned 64KiB page size arm64 kernel to 19MiB for a much more reasonable total Image size of 39MiB. Cc: Sami Tolvanen <samitolvanen@google.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: "Mohan Rao .vanimina" <mailtoc.mohanrao@gmail.com> Cc: Kees Cook <keescook@chromium.org> Cc: Nathan Chancellor <nathan@kernel.org> Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/all/CAL_GTzigiNOMYkOPX1KDnagPhJtFNqSK=1USNbS0wUL4PW6-Uw@mail.gmail.com/ Fixes: cf68fffb66d6 ("add support for Clang CFI") Reviewed-by: Mark Rutland <mark.rutland@arm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Reviewed-by: Sami Tolvanen <samitolvanen@google.com> Reviewed-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20220922215715.13345-1-will@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2022-09-23tun: support not enabling carrier in TUNSETIFFPatrick Rohr
This change adds support for not enabling carrier during TUNSETIFF interface creation by specifying the IFF_NO_CARRIER flag. Our tests make heavy use of tun interfaces. In some scenarios, the test process creates the interface but another process brings it up after the interface is discovered via netlink notification. In that case, it is not possible to create a tun/tap interface with carrier off without it racing against the bring up. Immediately setting carrier off via TUNSETCARRIER is still too late. Signed-off-by: Patrick Rohr <prohr@google.com> Cc: Maciej Żenczykowski <maze@google.com> Cc: Lorenzo Colitti <lorenzo@google.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Stephen Hemminger <stephen@networkplumber.org> Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com> Reviewed-by: Maciej Żenczykowski <maze@google.com> Acked-by: Jason Wang <jasowang@redhat.com> Reviewed-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-22Merge tag 'soc-fixes-6.0-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc Pull ARM SoC fixes from Arnd Bergmann: "Another set of fixes for fixes for the soc tree: - A fix for the interrupt number on at91/lan966 ethernet PHYs - A second round of fixes for NXP i.MX series, including a couple of build issues, and board specific DT corrections on TQMa8MPQL, imx8mp-venice-gw74xx and imx8mm-verdin for reliability and partially broken functionality - Several fixes for Rockchip SoCs, addressing a USB issue on BPI-R2-Pro, wakeup on Gru-Bob and reliability of high-speed SD cards, among other minor issues - A fix for a long-running naming mistake that prevented the moxart mmc driver from working at all - Multiple Arm SCMI firmware fixes for hardening some corner cases" * tag 'soc-fixes-6.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (30 commits) arm64: dts: imx8mp-venice-gw74xx: fix port/phy validation ARM: dts: lan966x: Fix the interrupt number for internal PHYs arm64: dts: imx8mp-venice-gw74xx: fix ksz9477 cpu port arm64: dts: imx8mp-venice-gw74xx: fix CAN STBY polarity dt-bindings: memory-controllers: fsl,imx8m-ddrc: drop Leonard Crestez arm64: dts: tqma8mqml: Include phy-imx8-pcie.h header arm64: defconfig: enable ARCH_NXP arm64: dts: imx8mp-tqma8mpql-mba8mpxl: add missing pinctrl for RTC alarm ARM: dts: fix Moxa SDIO 'compatible', remove 'sdhci' misnomer arm64: dts: imx8mm-verdin: extend pmic voltages arm64: dts: rockchip: Remove 'enable-active-low' from rk3566-quartz64-a arm64: dts: rockchip: Remove 'enable-active-low' from rk3399-puma arm64: dts: rockchip: fix property for usb2 phy supply on rk3568-evb1-v10 arm64: dts: rockchip: fix property for usb2 phy supply on rock-3a arm64: dts: imx8ulp: add #reset-cells for pcc arm64: dts: tqma8mpxl-ba8mpxl: Fix button GPIOs arm64: dts: imx8mn: remove GPU power domain reset arm64: dts: rockchip: Set RK3399-Gru PCLK_EDP to 24 MHz arm64: dts: imx8mm: Reverse CPLD_Dn GPIO label mapping on MX8Menlo arm64: dts: rockchip: fix upper usb port on BPI-R2-Pro ...
2022-09-22Merge tag 'net-6.0-rc7' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Jakub Kicinski: "Including fixes from wifi, netfilter and can. A handful of awaited fixes here - revert of the FEC changes, bluetooth fix, fixes for iwlwifi spew. We added a warning in PHY/MDIO code which is triggering on a couple of platforms in a false-positive-ish way. If we can't iron that out over the week we'll drop it and re-add for 6.1. I've added a new "follow up fixes" section for fixes to fixes in 6.0-rcs but it may actually give the false impression that those are problematic or that more testing time would have caught them. So likely a one time thing. Follow up fixes: - nf_tables_addchain: fix nft_counters_enabled underflow - ebtables: fix memory leak when blob is malformed - nf_ct_ftp: fix deadlock when nat rewrite is needed Current release - regressions: - Revert "fec: Restart PPS after link state change" and the related "net: fec: Use a spinlock to guard `fep->ptp_clk_on`" - Bluetooth: fix HCIGETDEVINFO regression - wifi: mt76: fix 5 GHz connection regression on mt76x0/mt76x2 - mptcp: fix fwd memory accounting on coalesce - rwlock removal fall out: - ipmr: always call ip{,6}_mr_forward() from RCU read-side critical section - ipv6: fix crash when IPv6 is administratively disabled - tcp: read multiple skbs in tcp_read_skb() - mdio_bus_phy_resume state warning fallout: - eth: ravb: fix PHY state warning splat during system resume - eth: sh_eth: fix PHY state warning splat during system resume Current release - new code bugs: - wifi: iwlwifi: don't spam logs with NSS>2 messages - eth: mtk_eth_soc: enable XDP support just for MT7986 SoC Previous releases - regressions: - bonding: fix NULL deref in bond_rr_gen_slave_id - wifi: iwlwifi: mark IWLMEI as broken Previous releases - always broken: - nf_conntrack helpers: - irc: tighten matching on DCC message - sip: fix ct_sip_walk_headers - osf: fix possible bogus match in nf_osf_find() - ipvlan: fix out-of-bound bugs caused by unset skb->mac_header - core: fix flow symmetric hash - bonding, team: unsync device addresses on ndo_stop - phy: micrel: fix shared interrupt on LAN8814" * tag 'net-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits) selftests: forwarding: add shebang for sch_red.sh bnxt: prevent skb UAF after handing over to PTP worker net: marvell: Fix refcounting bugs in prestera_port_sfp_bind() net: sched: fix possible refcount leak in tc_new_tfilter() net: sunhme: Fix packet reception for len < RX_COPY_THRESHOLD udp: Use WARN_ON_ONCE() in udp_read_skb() selftests: bonding: cause oops in bond_rr_gen_slave_id bonding: fix NULL deref in bond_rr_gen_slave_id net: phy: micrel: fix shared interrupt on LAN8814 net/smc: Stop the CLC flow if no link to map buffers on ice: Fix ice_xdp_xmit() when XDP TX queue number is not sufficient net: atlantic: fix potential memory leak in aq_ndev_close() can: gs_usb: gs_usb_set_phys_id(): return with error if identify is not supported can: gs_usb: gs_can_open(): fix race dev->can.state condition can: flexcan: flexcan_mailbox_read() fix return value for drop = true net: sh_eth: Fix PHY state warning splat during system resume net: ravb: Fix PHY state warning splat during system resume netfilter: nf_ct_ftp: fix deadlock when nat rewrite is needed netfilter: ebtables: fix memory leak when blob is malformed netfilter: nf_tables: fix percpu memory leak at nf_tables_addchain() ...
2022-09-22drivers/base: Fix unsigned comparison to -1 in CPUMAP_FILE_MAX_BYTESPhil Auld
As PAGE_SIZE is unsigned long, -1 > PAGE_SIZE when NR_CPUS <= 3. This leads to very large file sizes: topology$ ls -l total 0 -r--r--r-- 1 root root 18446744073709551615 Sep 5 11:59 core_cpus -r--r--r-- 1 root root 4096 Sep 5 11:59 core_cpus_list -r--r--r-- 1 root root 4096 Sep 5 10:58 core_id -r--r--r-- 1 root root 18446744073709551615 Sep 5 10:10 core_siblings -r--r--r-- 1 root root 4096 Sep 5 11:59 core_siblings_list -r--r--r-- 1 root root 18446744073709551615 Sep 5 11:59 die_cpus -r--r--r-- 1 root root 4096 Sep 5 11:59 die_cpus_list -r--r--r-- 1 root root 4096 Sep 5 11:59 die_id -r--r--r-- 1 root root 18446744073709551615 Sep 5 11:59 package_cpus -r--r--r-- 1 root root 4096 Sep 5 11:59 package_cpus_list -r--r--r-- 1 root root 4096 Sep 5 10:58 physical_package_id -r--r--r-- 1 root root 18446744073709551615 Sep 5 10:10 thread_siblings -r--r--r-- 1 root root 4096 Sep 5 11:59 thread_siblings_list Adjust the inequality to catch the case when NR_CPUS is configured to a small value. Fixes: 7ee951acd31a ("drivers/base: fix userspace break from using bin_attributes for cpumap and cpulist") Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: "Rafael J. Wysocki" <rafael@kernel.org> Cc: Yury Norov <yury.norov@gmail.com> Cc: stable@vger.kernel.org Cc: feng xiangjun <fengxj325@gmail.com> Reported-by: feng xiangjun <fengxj325@gmail.com> Signed-off-by: Phil Auld <pauld@redhat.com> Signed-off-by: Yury Norov <yury.norov@gmail.com> Link: https://lore.kernel.org/r/20220906203542.1796629-1-pauld@redhat.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-09-21Revert "iommu/vt-d: Fix possible recursive locking in intel_iommu_init()"Lu Baolu
This reverts commit 9cd4f1434479f1ac25c440c421fbf52069079914. Some issues were reported on the original commit. Some thunderbolt devices don't work anymore due to the following DMA fault. DMAR: DRHD: handling fault status reg 2 DMAR: [INTR-REMAP] Request device [09:00.0] fault index 0x8080 [fault reason 0x25] Blocked a compatibility format interrupt request Bring it back for now to avoid functional regression. Fixes: 9cd4f1434479f ("iommu/vt-d: Fix possible recursive locking in intel_iommu_init()") Link: https://lore.kernel.org/linux-iommu/485A6EA5-6D58-42EA-B298-8571E97422DE@getmailspring.com/ Link: https://bugzilla.kernel.org/show_bug.cgi?id=216497 Cc: Mika Westerberg <mika.westerberg@linux.intel.com> Cc: <stable@vger.kernel.org> # 5.19.x Reported-and-tested-by: George Hilliard <thirtythreeforty@gmail.com> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20220920081701.3453504-1-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
2022-09-19Merge tag 'for-net-2022-09-09' of ↵Jakub Kicinski
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth Luiz Augusto von Dentz says: ==================== bluetooth pull request for net: - Fix HCIGETDEVINFO regression * tag 'for-net-2022-09-09' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth: Bluetooth: Fix HCIGETDEVINFO regression ==================== Link: https://lore.kernel.org/r/20220909201642.3810565-1-luiz.dentz@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-09-18Merge tag 'parisc-for-6.0-3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux Pull parisc architecture fixes from Helge Deller: "Some small parisc architecture fixes for 6.0-rc6: One patch lightens up a previous commit and thus unbreaks building the debian kernel, which tries to configure a 64-bit kernel with the ARCH=parisc environment variable set. The other patches fixes asm/errno.h includes in the tools directory and cleans up memory allocation in the iosapic driver. Summary: - Allow configuring 64-bit kernel with ARCH=parisc - Fix asm/errno.h includes in tools directory for parisc and xtensa - Clean up iosapic memory allocation - Minor typo and spelling fixes" * tag 'parisc-for-6.0-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: Allow CONFIG_64BIT with ARCH=parisc parisc: remove obsolete manual allocation aligning in iosapic tools/include/uapi: Fix <asm/errno.h> for parisc and xtensa Input: hp_sdc: fix spelling typo in comment parisc: ccio-dma: Add missing iounmap in error path in ccio_probe()
2022-09-16net: bonding: Share lacpdu_mcast_addr definitionBenjamin Poirier
There are already a few definitions of arrays containing MULTICAST_LACPDU_ADDR and the next patch will add one more use. These all contain the same constant data so define one common instance for all bonding code. Signed-off-by: Benjamin Poirier <bpoirier@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-16net/ieee802154: fix uninit value bug in dgram_sendmsgHaimin Zhang
There is uninit value bug in dgram_sendmsg function in net/ieee802154/socket.c when the length of valid data pointed by the msg->msg_name isn't verified. We introducing a helper function ieee802154_sockaddr_check_size to check namelen. First we check there is addr_type in ieee802154_addr_sa. Then, we check namelen according to addr_type. Also fixed in raw_bind, dgram_bind, dgram_connect. Signed-off-by: Haimin Zhang <tcs_kernel@tencent.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-14Merge tag 'devicetree-fixes-for-6.0-2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull devicetree fixes from Rob Herring: - Update some stale binding maintainer emails - Fix property name error in apple,aic binding - Add missing param to of_dma_configure_id() stub - Fix an off-by-one error in unflatten_dt_nodes() * tag 'devicetree-fixes-for-6.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: dt-bindings: pinctrl: qcom: drop non-working codeaurora.org emails dt-bindings: power: qcom,rpmpd: drop non-working codeaurora.org emails dt-bindings: apple,aic: Fix required item "apple,fiq-index" in affinity description dt-bindings: interconnect: fsl,imx8m-noc: drop Leonard Crestez of/device: Fix up of_dma_configure_id() stub MAINTAINERS: Update email of Neil Armstrong of: fdt: fix off-by-one error in unflatten_dt_nodes()
2022-09-13Input: hp_sdc: fix spelling typo in commentJiangshan Yi
Fix spelling typo in comment. Reported-by: k2ci <kernel-bot@kylinos.cn> Signed-off-by: Jiangshan Yi <yijiangshan@kylinos.cn> Signed-off-by: Helge Deller <deller@gmx.de>
2022-09-12Merge tag 'hyperv-fixes-signed-20220912' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux Pull hyperv fixes from Wei Liu: - Fix an error handling issue in DRM driver (Christophe JAILLET) - Fix some issues in framebuffer driver (Vitaly Kuznetsov) - Two typo fixes (Jason Wang, Shaomin Deng) - Drop unnecessary casting in kvp tool (Zhou Jie) * tag 'hyperv-fixes-signed-20220912' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux: Drivers: hv: Never allocate anything besides framebuffer from framebuffer memory region Drivers: hv: Always reserve framebuffer region for Gen1 VMs PCI: Move PCI_VENDOR_ID_MICROSOFT/PCI_DEVICE_ID_HYPERV_VIDEO definitions to pci_ids.h tools: hv: kvp: remove unnecessary (void*) conversions Drivers: hv: remove duplicate word in a comment tools: hv: Remove an extraneous "the" drm/hyperv: Fix an error handling path in hyperv_vmbus_probe()
2022-09-11mm/memory-failure: fix detection of memory_failure() handlersDan Williams
Some pagemap types, like MEMORY_DEVICE_GENERIC (device-dax) do not even have pagemap ops which results in crash signatures like this: BUG: kernel NULL pointer dereference, address: 0000000000000010 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 8000000205073067 P4D 8000000205073067 PUD 2062b3067 PMD 0 Oops: 0000 [#1] PREEMPT SMP PTI CPU: 22 PID: 4535 Comm: device-dax Tainted: G OE N 6.0.0-rc2+ #59 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015 RIP: 0010:memory_failure+0x667/0xba0 [..] Call Trace: <TASK> ? _printk+0x58/0x73 do_madvise.part.0.cold+0xaf/0xc5 Check for ops before checking if the ops have a memory_failure() handler. Link: https://lkml.kernel.org/r/166153428781.2758201.1990616683438224741.stgit@dwillia2-xfh.jf.intel.com Fixes: 33a8f7f2b3a3 ("pagemap,pmem: introduce ->memory_failure()") Signed-off-by: Dan Williams <dan.j.williams@intel.com> Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com> Reviewed-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Shiyang Ruan <ruansy.fnst@fujitsu.com> Cc: Darrick J. Wong <djwong@kernel.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Dave Chinner <david@fromorbit.com> Cc: Goldwyn Rodrigues <rgoldwyn@suse.de> Cc: Jane Chu <jane.chu@oracle.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Ritesh Harjani <riteshh@linux.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2022-09-11Merge tag 'iommu-fixes-v6.0-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull iommu fixes from Joerg Roedel: - Intel VT-d fixes from Lu Baolu: - Boot kdump kernels with VT-d scalable mode on - Calculate the right page table levels - Fix two recursive locking issues - Fix a lockdep splat issue - AMD IOMMU fixes: - Fix for completion-wait command to use full 64 bits of data - Fix PASID related issue where GPU sound devices failed to initialize - Fix for Virtio-IOMMU to report correct caching behavior, needed for use with VFIO * tag 'iommu-fixes-v6.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: iommu: Fix false ownership failure on AMD systems with PASID activated iommu/vt-d: Fix possible recursive locking in intel_iommu_init() iommu/virtio: Fix interaction with VFIO iommu/vt-d: Fix lockdep splat due to klist iteration in atomic context iommu/vt-d: Fix recursive lock issue in iommu_flush_dev_iotlb() iommu/vt-d: Correctly calculate sagaw value of IOMMU iommu/vt-d: Fix kdump kernels boot failure with scalable mode iommu/amd: use full 64-bit value in build_completion_wait()
2022-09-11iommu/vt-d: Fix possible recursive locking in intel_iommu_init()Lu Baolu
The global rwsem dmar_global_lock was introduced by commit 3a5670e8ac932 ("iommu/vt-d: Introduce a rwsem to protect global data structures"). It is used to protect DMAR related global data from DMAR hotplug operations. The dmar_global_lock used in the intel_iommu_init() might cause recursive locking issue, for example, intel_iommu_get_resv_regions() is taking the dmar_global_lock from within a section where intel_iommu_init() already holds it via probe_acpi_namespace_devices(). Using dmar_global_lock in intel_iommu_init() could be relaxed since it is unlikely that any IO board must be hot added before the IOMMU subsystem is initialized. This eliminates the possible recursive locking issue by moving down DMAR hotplug support after the IOMMU is initialized and removing the uses of dmar_global_lock in intel_iommu_init(). Fixes: d5692d4af08cd ("iommu/vt-d: Fix suspicious RCU usage in probe_acpi_namespace_devices()") Reported-by: Robin Murphy <robin.murphy@arm.com> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Link: https://lore.kernel.org/r/894db0ccae854b35c73814485569b634237b5538.1657034828.git.robin.murphy@arm.com Link: https://lore.kernel.org/r/20220718235325.3952426-1-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
2022-09-10Merge tag 'dma-mapping-6.0-2022-09-10' of ↵Linus Torvalds
git://git.infradead.org/users/hch/dma-mapping Pull dma-mapping fixes from Christoph Hellwig: - revert a panic on swiotlb initialization failure (Yu Zhao) - fix the lookup for partial syncs in dma-debug (Robin Murphy) - fix a shift overflow in swiotlb (Chao Gao) - fix a comment typo in swiotlb (Chao Gao) - mark a function static now that all abusers are gone (Christoph Hellwig) * tag 'dma-mapping-6.0-2022-09-10' of git://git.infradead.org/users/hch/dma-mapping: dma-mapping: mark dma_supported static swiotlb: fix a typo swiotlb: avoid potential left shift overflow dma-debug: improve search for partial syncs Revert "swiotlb: panic if nslabs is too small"
2022-09-09Merge tag 'scsi-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "Eight patches which looks like quite a large core change, but most of the diffstat is reverting the attempt to rejig reference counting introduced in the last merge window which caused issues with device and module removal. Of the remaining four patches, only the fix use-after-free is substantial" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: mpt3sas: Fix use-after-free warning scsi: core: Fix a use-after-free scsi: core: Revert "Make sure that targets outlive devices" scsi: core: Revert "Make sure that hosts outlive targets" scsi: core: Revert "Simplify LLD module reference counting" scsi: core: Revert "Call blk_mq_free_tag_set() earlier" scsi: lpfc: Add missing destroy_workqueue() in error path scsi: lpfc: Return DID_TRANSPORT_DISRUPTED instead of DID_REQUEUE
2022-09-09Bluetooth: Fix HCIGETDEVINFO regressionLuiz Augusto von Dentz
Recent changes breaks HCIGETDEVINFO since it changes the size of hci_dev_info. Fixes: 26afbd826ee3 ("Bluetooth: Add initial implementation of CIS connections") Reported-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
2022-09-09Merge tag 'driver-core-6.0-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are some small driver core and debugfs fixes for 6.0-rc5. Included in here are: - multiple attempts to get the arch_topology code to work properly on non-cluster SMT systems. First attempt caused build breakages in linux-next and 0-day, second try worked. - debugfs fixes for a long-suffering memory leak. The pattern of debugfs_remove(debugfs_lookup(...)) turns out to leak dentries, so add debugfs_lookup_and_remove() to fix this problem. Also fix up the scheduler debug code that highlighted this problem. Fixes for other subsystems will be trickling in over the next few months for this same issue once the debugfs function is merged. All of these have been in linux-next since Wednesday with no reported problems" * tag 'driver-core-6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: arch_topology: Make cluster topology span at least SMT CPUs sched/debug: fix dentry leak in update_sched_domain_debugfs debugfs: add debugfs_lookup_and_remove() driver core: fix driver_set_override() issue with empty strings Revert "arch_topology: Make cluster topology span at least SMT CPUs" arch_topology: Make cluster topology span at least SMT CPUs
2022-09-09Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdmaLinus Torvalds
Pull rdma fixes from Jason Gunthorpe: "Many bug fixes in several drivers: - Fix misuse of the DMA API in rtrs - Several irdma issues: hung task due to SQ flushing, incorrect capability reporting to userspace, improper error handling for MW corners, touching an uninitialized SGL for during invalidation. - hns was using the wrong page size limits for the HW, an incorrect calculation of wqe_shift causing WQE corruption, and mis computed a timer id. - Fix a crash in SRP triggered by blktests - Fix compiler errors by calling virt_to_page() with the proper type in siw - Userspace triggerable deadlock in ODP - mlx5 could use the wrong profile due to some driver loading races, counters were not working in some device configurations, and a crash on error unwind" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: RDMA/irdma: Report RNR NAK generation in device caps RDMA/irdma: Use s/g array in post send only when its valid RDMA/irdma: Return correct WC error for bind operation failure RDMA/irdma: Return error on MR deregister CQP failure RDMA/irdma: Report the correct max cqes from query device MAINTAINERS: Update maintainers of HiSilicon RoCE RDMA/mlx5: Fix UMR cleanup on error flow of driver init RDMA/mlx5: Set local port to one when accessing counters RDMA/mlx5: Rely on RoCE fw cap instead of devlink when setting profile IB/core: Fix a nested dead lock as part of ODP flow RDMA/siw: Pass a pointer to virt_to_page() RDMA/srp: Set scmnd->result only when scmnd is not NULL RDMA/hns: Remove the num_qpc_timer variable RDMA/hns: Fix wrong fixed value of qp->rq.wqe_shift RDMA/hns: Fix supported page size RDMA/cma: Fix arguments order in net device validation RDMA/irdma: Fix drain SQ hang with no completion RDMA/rtrs-srv: Pass the correct number of entries for dma mapped SGL RDMA/rtrs-clt: Use the right sg_cnt after ib_dma_map_sg
2022-09-09Merge tag 'drm-fixes-2022-09-10' of git://anongit.freedesktop.org/drm/drmLinus Torvalds
Pull drm fixes from Dave Airlie: "From a train in the Irish countryside, regular drm fixes for 6.0-rc5. This is mostly amdgpu/amdkfd and i915 fixes, then one panfrost, one ttm and one edid fix. Nothing too major going on. Hopefully a quiet week next week for LPC. edid: - Fix EDID 1.4 range-descriptor parsing ttm: - Fix ghost-object bulk moves i915: - Fix MIPI sequence block copy from BIOS' table - Fix PCODE min freq setup when GuC's SLPC is in use - Implement Workaround for eDP - Fix has_flat_ccs selection for DG1 amdgpu: - Firmware header fix - SMU 13.x fix - Debugfs memory leak fix - NBIO 7.7 fix - Firmware memory leak fix amdkfd: - Debug output fix panfrost: - Fix devfreq OPP" * tag 'drm-fixes-2022-09-10' of git://anongit.freedesktop.org/drm/drm: drm/panfrost: devfreq: set opp to the recommended one to configure regulator drm/ttm: cleanup the resource of ghost objects after locking them drm/amdgpu: prevent toc firmware memory leak drm/amdgpu: correct doorbell range/size value for CSDMA_DOORBELL_RANGE drm/amdkfd: print address in hex format rather than decimal drm/amd/display: fix memory leak when using debugfs_lookup() drm/amd/pm: add missing SetMGpuFanBoostLimitRpm mapping for SMU 13.0.7 drm/amd/amdgpu: add rlc_firmware_header_v2_4 to amdgpu_firmware_header drm/i915: consider HAS_FLAT_CCS() in needs_ccs_pages drm/i915: Implement WaEdpLinkRateDataReload drm/i915/slpc: Let's fix the PCODE min freq table setup for SLPC drm/i915/bios: Copy the whole MIPI sequence block drm/ttm: update bulk move object of ghost BO drm/edid: Handle EDID 1.4 range descriptor h/vfreq offsets
2022-09-09Merge tag 'linux-kselftest-kunit-fixes-6.0-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull KUnit fixes from Shuah Khan: "Two fixes to test build and a fix for incorrect taint reason reporting" * tag 'linux-kselftest-kunit-fixes-6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: tools: Add new "test" taint to kernel-chktaint kunit: fix Kconfig for build-in tests USB4 and Nitro Enclaves kunit: fix assert_type for comparison macros
2022-09-10Merge tag 'drm-misc-fixes-2022-09-08' of ↵Dave Airlie
git://anongit.freedesktop.org/drm/drm-misc into drm-fixes Short summary of fixes pull: * edid: Fix EDID 1.4 range-descriptor parsing * panfrost: Fix devfreq OPP * ttm: Fix ghost-object bulk moves Signed-off-by: Dave Airlie <airlied@redhat.com> From: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/YxniKN4rK4qPp+J9@linux-uq9g
2022-09-09Merge tag 'asm-generic-fixes-6.0-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic Pull SOFTIRQ_ON_OWN_STACK rework from Arnd Bergmann: "Just one fixup patch, reworking the softirq_on_own_stack logic for preempt-rt kernels as discussed in https://lore.kernel.org/all/CAHk-=wgZSD3W2y6yczad2Am=EfHYyiPzTn3CfXxrriJf9i5W5w@mail.gmail.com/" * tag 'asm-generic-fixes-6.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic: asm-generic: Conditionally enable do_softirq_own_stack() via Kconfig.
2022-09-08Merge tag 'spi-fix-v6.0-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Pull spi fixes from Mark Brown: "Several fixes that came in since the merge window, the major one being a fix for the spi-mux driver which was broken by the performance optimisations due to it peering inside the core's data structures more than it should" * tag 'spi-fix-v6.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi: spi: Fix queue hang if previous transfer failed spi: mux: Fix mux interaction with fast path optimisations spi: cadence-quadspi: Disable irqs during indirect reads spi: bitbang: Fix lsb-first Rx
2022-09-08Merge tag 'scmi-fixes-6.0' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into arm/fixes Arm SCMI fixes for v6.0 Few fixes addressing possible out of bound access violations by hardening them, incorrect asynchronous resets by restricting them, incorrect SCMI tracing message format by harmonizing them, missing kernel-doc in optee transport, missing SCMI PM driver remove routine by adding it to avoid warning when scmi driver is unloaded and finally improve checks in the info_get operations. * tag 'scmi-fixes-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux: firmware: arm_scmi: Harmonize SCMI tracing message format firmware: arm_scmi: Add SCMI PM driver remove routine firmware: arm_scmi: Fix the asynchronous reset requests firmware: arm_scmi: Harden accesses to the reset domains firmware: arm_scmi: Harden accesses to the sensor domains firmware: arm_scmi: Improve checks in the info_get operations firmware: arm_scmi: Fix missing kernel-doc in optee Link: https://lore.kernel.org/r/20220829174435.207911-1-sudeep.holla@arm.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-09-08Merge tag 'net-6.0-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Paolo Abeni: "Including fixes from rxrpc, netfilter, wireless and bluetooth subtrees. Current release - regressions: - skb: export skb drop reaons to user by TRACE_DEFINE_ENUM - bluetooth: fix regression preventing ACL packet transmission Current release - new code bugs: - dsa: microchip: fix kernel oops on ksz8 switches - dsa: qca8k: fix NULL pointer dereference for of_device_get_match_data Previous releases - regressions: - netfilter: clean up hook list when offload flags check fails - wifi: mt76: fix crash in chip reset fail - rxrpc: fix ICMP/ICMP6 error handling - ice: fix DMA mappings leak - i40e: fix kernel crash during module removal Previous releases - always broken: - ipv6: sr: fix out-of-bounds read when setting HMAC data. - tcp: TX zerocopy should not sense pfmemalloc status - sch_sfb: don't assume the skb is still around after enqueueing to child - netfilter: drop dst references before setting - wifi: wilc1000: fix DMA on stack objects - rxrpc: fix an insufficiently large sglist in rxkad_verify_packet_2() - fec: use a spinlock to guard `fep->ptp_clk_on` Misc: - usb: qmi_wwan: add Quectel RM520N" * tag 'net-6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (50 commits) sch_sfb: Also store skb len before calling child enqueue net: phy: lan87xx: change interrupt src of link_up to comm_ready net/smc: Fix possible access to freed memory in link clear net: ethernet: mtk_eth_soc: check max allowed hash in mtk_ppe_check_skb net: skb: export skb drop reaons to user by TRACE_DEFINE_ENUM net: ethernet: mtk_eth_soc: fix typo in __mtk_foe_entry_clear net: dsa: felix: access QSYS_TAG_CONFIG under tas_lock in vsc9959_sched_speed_set net: dsa: felix: disable cut-through forwarding for frames oversized for tc-taprio net: dsa: felix: tc-taprio intervals smaller than MTU should send at least one packet net: usb: qmi_wwan: add Quectel RM520N net: dsa: qca8k: fix NULL pointer dereference for of_device_get_match_data tcp: fix early ETIMEDOUT after spurious non-SACK RTO stmmac: intel: Simplify intel_eth_pci_remove() net: mvpp2: debugfs: fix memory leak when using debugfs_lookup() ipv6: sr: fix out-of-bounds read when setting HMAC data. bonding: accept unsolicited NA message bonding: add all node mcast address when slave up bonding: use unspecified address if no available link local address wifi: use struct_group to copy addresses wifi: mac80211_hwsim: check length for virtio packets ...
2022-09-08fs: only do a memory barrier for the first set_buffer_uptodate()Linus Torvalds
Commit d4252071b97d ("add barriers to buffer_uptodate and set_buffer_uptodate") added proper memory barriers to the buffer head BH_Uptodate bit, so that anybody who tests a buffer for being up-to-date will be guaranteed to actually see initialized state. However, that commit didn't _just_ add the memory barrier, it also ended up dropping the "was it already set" logic that the BUFFER_FNS() macro had. That's conceptually the right thing for a generic "this is a memory barrier" operation, but in the case of the buffer contents, we really only care about the memory barrier for the _first_ time we set the bit, in that the only memory ordering protection we need is to avoid anybody seeing uninitialized memory contents. Any other access ordering wouldn't be about the BH_Uptodate bit anyway, and would require some other proper lock (typically BH_Lock or the folio lock). A reader that races with somebody invalidating the buffer head isn't an issue wrt the memory ordering, it's a serialization issue. Now, you'd think that the buffer head operations don't matter in this day and age (and I certainly thought so), but apparently some loads still end up being heavy users of buffer heads. In particular, the kernel test robot reported that not having this bit access optimization in place caused a noticeable direct IO performance regression on ext4: fxmark.ssd_ext4_no_jnl_DWTL_54_directio.works/sec -26.5% regression although you presumably need a fast disk and a lot of cores to actually notice. Link: https://lore.kernel.org/all/Yw8L7HTZ%2FdE2%2Fo9C@xsang-OptiPlex-9020/ Reported-by: kernel test robot <oliver.sang@intel.com> Tested-by: Fengwei Yin <fengwei.yin@intel.com> Cc: Mikulas Patocka <mpatocka@redhat.com> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-09-07serial: Create uart_xmit_advance()Ilpo Järvinen
A very common pattern in the drivers is to advance xmit tail index and do bookkeeping of Tx'ed characters. Create uart_xmit_advance() to handle it. Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: stable <stable@kernel.org> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Link: https://lore.kernel.org/r/20220901143934.8850-2-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-09-07net: skb: export skb drop reaons to user by TRACE_DEFINE_ENUMMenglong Dong
As Eric reported, the 'reason' field is not presented when trace the kfree_skb event by perf: $ perf record -e skb:kfree_skb -a sleep 10 $ perf script ip_defrag 14605 [021] 221.614303: skb:kfree_skb: skbaddr=0xffff9d2851242700 protocol=34525 location=0xffffffffa39346b1 reason: The cause seems to be passing kernel address directly to TP_printk(), which is not right. As the enum 'skb_drop_reason' is not exported to user space through TRACE_DEFINE_ENUM(), perf can't get the drop reason string from the 'reason' field, which is a number. Therefore, we introduce the macro DEFINE_DROP_REASON(), which is used to define the trace enum by TRACE_DEFINE_ENUM(). With the help of DEFINE_DROP_REASON(), now we can remove the auto-generate that we introduced in the commit ec43908dd556 ("net: skb: use auto-generation to convert skb drop reason to string"), and define the string array 'drop_reasons'. Hmmmm...now we come back to the situation that have to maintain drop reasons in both enum skb_drop_reason and DEFINE_DROP_REASON. But they are both in dropreason.h, which makes it easier. After this commit, now the format of kfree_skb is like this: $ cat /tracing/events/skb/kfree_skb/format name: kfree_skb ID: 1524 format: field:unsigned short common_type; offset:0; size:2; signed:0; field:unsigned char common_flags; offset:2; size:1; signed:0; field:unsigned char common_preempt_count; offset:3; size:1; signed:0; field:int common_pid; offset:4; size:4; signed:1; field:void * skbaddr; offset:8; size:8; signed:0; field:void * location; offset:16; size:8; signed:0; field:unsigned short protocol; offset:24; size:2; signed:0; field:enum skb_drop_reason reason; offset:28; size:4; signed:0; print fmt: "skbaddr=%p protocol=%u location=%p reason: %s", REC->skbaddr, REC->protocol, REC->location, __print_symbolic(REC->reason, { 1, "NOT_SPECIFIED" }, { 2, "NO_SOCKET" } ...... Fixes: ec43908dd556 ("net: skb: use auto-generation to convert skb drop reason to string") Link: https://lore.kernel.org/netdev/CANn89i+bx0ybvE55iMYf5GJM48WwV1HNpdm9Q6t-HaEstqpCSA@mail.gmail.com/ Reported-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Menglong Dong <imagedong@tencent.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-07dma-mapping: mark dma_supported staticChristoph Hellwig
Now that the remaining users in drivers are gone, this function can be marked static. Signed-off-by: Christoph Hellwig <hch@lst.de>
2022-09-06Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-armLinus Torvalds
Pull ARM fix from Russell King: "Just one fix for now for the AMBA bus code from Isaac Manjarres" * tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm: ARM: 9229/1: amba: Fix use-after-free in amba_read_periphid()
2022-09-05Merge tag 'soc-fixes-6.0-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc Pull ARM SoC fixes from Arnd Bergmann: "These are the expected fixes for the SoC tree. I have let the patches pile up a little too long, so this is bigger than I would have liked. - Minor build fixes for Broadcom STB and NXP i.MX8M SoCs as well\ as TEE firmware - Updates to the MAINTAINERS file for the PolarFire SoC - Minor DT fixes for Renesas White Hawk and Arm Versatile and Juno platforms - A fix for a missing dependnecy in the NXP DPIO driver - Broadcom BCA fixes to the newly added devicetree files - Multiple fixes for Microchip AT91 based SoCs, dealing with self-refresh timings and regulator settings in DT - Several DT fixes for NXP i.MX platforms, dealing with incorrect GPIO settings, extraneous nodes, and a wrong clock setting" * tag 'soc-fixes-6.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (45 commits) soc: fsl: select FSL_GUTS driver for DPIO ARM: dts: at91: sama5d2_icp: don't keep vdd_other enabled all the time ARM: dts: at91: sama5d27_wlsom1: don't keep ldo2 enabled all the time ARM: dts: at91: sama7g5ek: specify proper regulator output ranges ARM: dts: at91: sama5d2_icp: specify proper regulator output ranges ARM: dts: at91: sama5d27_wlsom1: specify proper regulator output ranges ARM: at91: pm: fix DDR recalibration when resuming from backup and self-refresh ARM: at91: pm: fix self-refresh for sama7g5 soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs ARM: configs: at91: remove CONFIG_MICROCHIP_PIT64B ARM: ixp4xx: fix typos in comments arm64: dts: renesas: r8a779g0: Fix HSCIF0 interrupt number tee: fix compiler warning in tee_shm_register() arm64: dts: freescale: verdin-imx8mp: fix atmel_mxt_ts reset polarity arm64: dts: freescale: verdin-imx8mm: fix atmel_mxt_ts reset polarity arm64: dts: imx8mp: Fix I2C5 GPIO assignment on i.MX8M Plus DHCOM arm64: dts: imx8mm-venice-gw7901: fix port/phy validation arm64: dts: verdin-imx8mm: add otg2 pd to usbphy soc: imx: gpcv2: Assert reset before ungating clock arm64: dts: ls1028a-qds-65bb: don't use in-band autoneg for 2500base-x ...
2022-09-05PCI: Move PCI_VENDOR_ID_MICROSOFT/PCI_DEVICE_ID_HYPERV_VIDEO definitions to ↵Vitaly Kuznetsov
pci_ids.h There are already three places in kernel which define PCI_VENDOR_ID_MICROSOFT and two for PCI_DEVICE_ID_HYPERV_VIDEO and there's a need to use these from core VMBus code. Move the defines where they belong. No functional change. Reviewed-by: Michael Kelley <mikelley@microsoft.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> # pci_ids.h Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Link: https://lore.kernel.org/r/20220827130345.1320254-2-vkuznets@redhat.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
2022-09-05asm-generic: Conditionally enable do_softirq_own_stack() via Kconfig.Sebastian Andrzej Siewior
Remove the CONFIG_PREEMPT_RT symbol from the ifdef around do_softirq_own_stack() and move it to Kconfig instead. Enable softirq stacks based on SOFTIRQ_ON_OWN_STACK which depends on HAVE_SOFTIRQ_ON_OWN_STACK and its default value is set to !PREEMPT_RT. This ensures that softirq stacks are not used on PREEMPT_RT and avoids a 'select' statement on an option which has a 'depends' statement. Link: https://lore.kernel.org/YvN5E%2FPrHfUhggr7@linutronix.de Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-09-05RDMA/mlx5: Rely on RoCE fw cap instead of devlink when setting profileMaher Sanalla
When the RDMA auxiliary driver probes, it sets its profile based on devlink driverinit value. The latter might not be in sync with FW yet (In case devlink reload is not performed), thus causing a mismatch between RDMA driver and FW. This results in the following FW syndrome when the RDMA driver tries to adjust RoCE state, which fails the probe: "0xC1F678 | modify_nic_vport_context: roce_en set on a vport that doesn't support roce" To prevent this, select the PF profile based on FW RoCE capability instead of relying on devlink driverinit value. To provide backward compatibility of the RoCE disable feature, on older FW's where roce_rw is not set (FW RoCE capability is read-only), keep the current behavior e.g., rely on devlink driverinit value. Fixes: fbfa97b4d79f ("net/mlx5: Disable roce at HCA level") Reviewed-by: Shay Drory <shayd@nvidia.com> Reviewed-by: Michael Guralnik <michaelgur@nvidia.com> Reviewed-by: Saeed Mahameed <saeedm@nvidia.com> Signed-off-by: Maher Sanalla <msanalla@nvidia.com> Link: https://lore.kernel.org/r/cb34ce9a1df4a24c135cb804db87f7d2418bd6cc.1661763459.git.leonro@nvidia.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2022-09-05debugfs: add debugfs_lookup_and_remove()Greg Kroah-Hartman
There is a very common pattern of using debugfs_remove(debufs_lookup(..)) which results in a dentry leak of the dentry that was looked up. Instead of having to open-code the correct pattern of calling dput() on the dentry, create debugfs_lookup_and_remove() to handle this pattern automatically and properly without any memory leaks. Cc: stable <stable@kernel.org> Reported-by: Kuyo Chang <kuyo.chang@mediatek.com> Tested-by: Kuyo Chang <kuyo.chang@mediatek.com> Link: https://lore.kernel.org/r/YxIaQ8cSinDR881k@kroah.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-09-04Merge tag 'wireless-2022-09-03' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless Johannes berg says: ==================== We have a handful of fixes: - fix DMA from stack in wilc1000 driver - fix crash on chip reset failure in mt7921e - fix for the reported warning on aggregation timer expiry - check packet lengths in hwsim virtio paths - fix compiler warnings/errors with AAD construction by using struct_group - fix Intel 4965 driver rate scale operation - release channel contexts correctly in mac80211 mlme code ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-03Merge tag 'tty-6.0-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial driver fixes from Greg KH: "Here are some small tty/serial/vt driver fixes for 6.0-rc4 that resolve a number of reported issues: - n_gsm fixups for previous changes that caused problems - much-reported serdev crash fix that showed up in 6.0-rc1 - vt font selection bugfix - kerneldoc build warning fixes - other tiny serial core fixes All of these have been in linux-next for a while with no reported problems" * tag 'tty-6.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: tty: n_gsm: avoid call of sleeping functions from atomic context tty: n_gsm: replace kicktimer with delayed_work tty: n_gsm: initialize more members at gsm_alloc_mux() tty: n_gsm: add sanity check for gsm->receive in gsm_receive_buf() tty: serial: atmel: Preserve previous USART mode if RS485 disabled tty: serial: lpuart: disable flow control while waiting for the transmit engine to complete tty: Fix lookahead_buf crash with serdev serial: fsl_lpuart: RS485 RTS polariy is inverse vt: Clear selection before changing the font serial: document start_rx member at struct uart_ops
2022-09-03wifi: use struct_group to copy addressesJohannes Berg
We sometimes copy all the addresses from the 802.11 header for the AAD, which may cause complaints from fortify checks. Use struct_group() to avoid the compiler warnings/errors. Change-Id: Ic3ea389105e7813b22095b295079eecdabde5045 Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2022-09-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nfJakub Kicinski
Florian Westphal says: ==================== netfilter: bug fixes for net 1. Fix IP address check in irc DCC conntrack helper, this should check the opposite direction rather than the destination address of the packets' direction, from David Leadbeater. 2. bridge netfilter needs to drop dst references, from Harsh Modi. This was fine back in the day the code was originally written, but nowadays various tunnels can pre-set metadata dsts on packets. 3. Remove nf_conntrack_helper sysctl and the modparam toggle, users need to explicitily assign the helpers to use via nftables or iptables. Conntrack helpers, by design, may be used to add dynamic port redirections to internal machines, so its necessary to restrict which hosts/peers are allowed to use them. It was discovered that improper checking in the irc DCC helper makes it possible to trigger the 'please do dynamic port forward' from outside by embedding a 'DCC' in a PING request; if the client echos that back a expectation/port forward gets added. The auto-assign-for-everything mechanism has been in "please don't do this" territory since 2012. From Pablo. 4. Fix a memory leak in the netdev hook error unwind path, also from Pablo. * git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf: netfilter: nf_conntrack_irc: Fix forged IP logic netfilter: nf_tables: clean up hook list when offload flags check fails netfilter: br_netfilter: Drop dst references before setting. netfilter: remove nf_conntrack_helper sysctl and modparam toggles ==================== Link: https://lore.kernel.org/r/20220901071238.3044-1-fw@strlen.de Signed-off-by: Jakub Kicinski <kuba@kernel.org>