Merge tag 'for-5.13/drivers-2021-04-27' of git://git.kernel.dk/linux-block

Pull block driver updates from Jens Axboe:

 - MD changes via Song:
        - raid5 POWER fix
        - raid1 failure fix
        - UAF fix for md cluster
        - mddev_find_or_alloc() clean up
        - Fix NULL pointer deref with external bitmap
        - Performance improvement for raid10 discard requests
        - Fix missing information of /proc/mdstat

 - rsxx const qualifier removal (Arnd)

 - Expose allocated brd pages (Calvin)

 - rnbd via Gioh Kim:
        - Change maintainer
        - Change domain address of maintainers' email
        - Add polling IO mode and document update
        - Fix memory leak and some bug detected by static code analysis
          tools
        - Code refactoring

 - Series of floppy cleanups/fixes (Denis)

 - s390 dasd fixes (Julian)

 - kerneldoc fixes (Lee)

 - null_blk double free (Lv)

 - null_blk virtual boundary addition (Max)

 - Remove xsysace driver (Michal)

 - umem driver removal (Davidlohr)

 - ataflop fixes (Dan)

 - Revalidate disk removal (Christoph)

 - Bounce buffer cleanups (Christoph)

 - Mark lightnvm as deprecated (Christoph)

 - mtip32xx init cleanups (Shixin)

 - Various fixes (Tian, Gustavo, Coly, Yang, Zhang, Zhiqiang)

* tag 'for-5.13/drivers-2021-04-27' of git://git.kernel.dk/linux-block: (143 commits)
  async_xor: increase src_offs when dropping destination page
  drivers/block/null_blk/main: Fix a double free in null_init.
  md/raid1: properly indicate failure when ending a failed write request
  md-cluster: fix use-after-free issue when removing rdev
  nvme: introduce generic per-namespace chardev
  nvme: cleanup nvme_configure_apst
  nvme: do not try to reconfigure APST when the controller is not live
  nvme: add 'kato' sysfs attribute
  nvme: sanitize KATO setting
  nvmet: avoid queuing keep-alive timer if it is disabled
  brd: expose number of allocated pages in debugfs
  ataflop: fix off by one in ataflop_probe()
  ataflop: potential out of bounds in do_format()
  drbd: Fix fall-through warnings for Clang
  block/rnbd: Use strscpy instead of strlcpy
  block/rnbd-clt-sysfs: Remove copy buffer overlap in rnbd_clt_get_path_name
  block/rnbd-clt: Remove max_segment_size
  block/rnbd-clt: Generate kobject_uevent when the rnbd device state changes
  block/rnbd-srv: Remove unused arguments of rnbd_srv_rdma_ev
  Documentation/ABI/rnbd-clt: Add description for nr_poll_queues
  ...

7 files changed, 0 insertions, 20 deletions

diff --git a/arch/microblaze/boot/dts/system.dts b/arch/microblaze/boot/dts/system.dts
index 5b236527176e..b7ee1056779e 100644
--- a/arch/microblaze/boot/dts/system.dts
+++ b/arch/microblaze/boot/dts/system.dts
@@ -310,14 +310,6 @@
 			xlnx,odd-parity = <0x0>;
 			xlnx,use-parity = <0x0>;
 		} ;
-		SysACE_CompactFlash: sysace@83600000 {
-			compatible = "xlnx,xps-sysace-1.00.a";
-			interrupt-parent = <&xps_intc_0>;
-			interrupts = < 4 2 >;
-			reg = < 0x83600000 0x10000 >;
-			xlnx,family = "virtex5";
-			xlnx,mem-width = <0x10>;
-		} ;
 		debug_module: debug@84400000 {
 			compatible = "xlnx,mdm-1.00.d";
 			reg = < 0x84400000 0x10000 >;
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 211bd3d6e6cb..9cb2cf2595e0 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -227,7 +227,6 @@ CONFIG_MTD_PHYSMAP_OF=y
 CONFIG_MTD_UBI=m
 CONFIG_MTD_UBI_GLUEBI=m
 CONFIG_BLK_DEV_FD=m
-CONFIG_BLK_DEV_UMEM=m
 CONFIG_BLK_DEV_LOOP=m
 CONFIG_BLK_DEV_CRYPTOLOOP=m
 CONFIG_BLK_DEV_NBD=m
diff --git a/arch/mips/configs/malta_kvm_defconfig b/arch/mips/configs/malta_kvm_defconfig
index 62b1969b4f55..ab8d1df0f255 100644
--- a/arch/mips/configs/malta_kvm_defconfig
+++ b/arch/mips/configs/malta_kvm_defconfig
@@ -232,7 +232,6 @@ CONFIG_MTD_PHYSMAP_OF=y
 CONFIG_MTD_UBI=m
 CONFIG_MTD_UBI_GLUEBI=m
 CONFIG_BLK_DEV_FD=m
-CONFIG_BLK_DEV_UMEM=m
 CONFIG_BLK_DEV_LOOP=m
 CONFIG_BLK_DEV_CRYPTOLOOP=m
 CONFIG_BLK_DEV_NBD=m
diff --git a/arch/mips/configs/maltaup_xpa_defconfig b/arch/mips/configs/maltaup_xpa_defconfig
index 636311d67a53..c93e5a39c215 100644
--- a/arch/mips/configs/maltaup_xpa_defconfig
+++ b/arch/mips/configs/maltaup_xpa_defconfig
@@ -230,7 +230,6 @@ CONFIG_MTD_PHYSMAP_OF=y
 CONFIG_MTD_UBI=m
 CONFIG_MTD_UBI_GLUEBI=m
 CONFIG_BLK_DEV_FD=m
-CONFIG_BLK_DEV_UMEM=m
 CONFIG_BLK_DEV_LOOP=m
 CONFIG_BLK_DEV_CRYPTOLOOP=m
 CONFIG_BLK_DEV_NBD=m
diff --git a/arch/powerpc/boot/dts/icon.dts b/arch/powerpc/boot/dts/icon.dts
index fbaa60b8f87a..4fd7a4fbb4fb 100644
--- a/arch/powerpc/boot/dts/icon.dts
+++ b/arch/powerpc/boot/dts/icon.dts
@@ -197,13 +197,6 @@
 						reg = <0x00fa0000 0x00060000>;
 					};
 				};
-
-				SysACE_CompactFlash: sysace@1,0 {
-					compatible = "xlnx,sysace";
-					interrupt-parent = <&UIC2>;
-					interrupts = <24 0x4>;
-					reg = <0x00000001 0x00000000 0x10000>;
-				};
 			};
 
 			UART0: serial@f0000200 {
diff --git a/arch/powerpc/configs/44x/icon_defconfig b/arch/powerpc/configs/44x/icon_defconfig
index 930948a1da76..fb9a15573546 100644
--- a/arch/powerpc/configs/44x/icon_defconfig
+++ b/arch/powerpc/configs/44x/icon_defconfig
@@ -28,7 +28,6 @@ CONFIG_MTD_CFI_AMDSTD=y
 CONFIG_MTD_PHYSMAP_OF=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=35000
-CONFIG_XILINX_SYSACE=y
 CONFIG_SCSI=y
 CONFIG_BLK_DEV_SD=y
 CONFIG_SCSI_CONSTANTS=y
diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h
index d43717b423cb..6ec3fc969ad5 100644
--- a/arch/x86/include/asm/floppy.h
+++ b/arch/x86/include/asm/floppy.h
@@ -74,7 +74,6 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id)
 		int lcount;
 		char *lptr;
 
-		st = 1;
 		for (lcount = virtual_dma_count, lptr = virtual_dma_addr;
 		     lcount; lcount--, lptr++) {
 			st = inb(virtual_dma_port + FD_STATUS);