diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-17 08:58:04 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-17 08:58:04 -0700 |
commit | 57a8ec387e1441ea5e1232bc0749fb99a8cba7e7 (patch) | |
tree | b5fb03fc6bc5754de8b5b1f8b0e4f36d67c8315c /lib/rbtree.c | |
parent | 0a8ad0ffa4d80a544f6cbff703bf6394339afcdf (diff) | |
parent | 43e11fa2d1d3b6e35629fa556eb7d571edba2010 (diff) |
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:
"VM:
- z3fold fixes and enhancements by Henry Burns and Vitaly Wool
- more accurate reclaimed slab caches calculations by Yafang Shao
- fix MAP_UNINITIALIZED UAPI symbol to not depend on config, by
Christoph Hellwig
- !CONFIG_MMU fixes by Christoph Hellwig
- new novmcoredd parameter to omit device dumps from vmcore, by
Kairui Song
- new test_meminit module for testing heap and pagealloc
initialization, by Alexander Potapenko
- ioremap improvements for huge mappings, by Anshuman Khandual
- generalize kprobe page fault handling, by Anshuman Khandual
- device-dax hotplug fixes and improvements, by Pavel Tatashin
- enable synchronous DAX fault on powerpc, by Aneesh Kumar K.V
- add pte_devmap() support for arm64, by Robin Murphy
- unify locked_vm accounting with a helper, by Daniel Jordan
- several misc fixes
core/lib:
- new typeof_member() macro including some users, by Alexey Dobriyan
- make BIT() and GENMASK() available in asm, by Masahiro Yamada
- changed LIST_POISON2 on x86_64 to 0xdead000000000122 for better
code generation, by Alexey Dobriyan
- rbtree code size optimizations, by Michel Lespinasse
- convert struct pid count to refcount_t, by Joel Fernandes
get_maintainer.pl:
- add --no-moderated switch to skip moderated ML's, by Joe Perches
misc:
- ptrace PTRACE_GET_SYSCALL_INFO interface
- coda updates
- gdb scripts, various"
[ Using merge message suggestion from Vlastimil Babka, with some editing - Linus ]
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (100 commits)
fs/select.c: use struct_size() in kmalloc()
mm: add account_locked_vm utility function
arm64: mm: implement pte_devmap support
mm: introduce ARCH_HAS_PTE_DEVMAP
mm: clean up is_device_*_page() definitions
mm/mmap: move common defines to mman-common.h
mm: move MAP_SYNC to asm-generic/mman-common.h
device-dax: "Hotremove" persistent memory that is used like normal RAM
mm/hotplug: make remove_memory() interface usable
device-dax: fix memory and resource leak if hotplug fails
include/linux/lz4.h: fix spelling and copy-paste errors in documentation
ipc/mqueue.c: only perform resource calculation if user valid
include/asm-generic/bug.h: fix "cut here" for WARN_ON for __WARN_TAINT architectures
scripts/gdb: add helpers to find and list devices
scripts/gdb: add lx-genpd-summary command
drivers/pps/pps.c: clear offset flags in PPS_SETPARAMS ioctl
kernel/pid.c: convert struct pid count to refcount_t
drivers/rapidio/devices/rio_mport_cdev.c: NUL terminate some strings
select: shift restore_saved_sigmask_unless() into poll_select_copy_remaining()
select: change do_poll() to return -ERESTARTNOHAND rather than -EINTR
...
Diffstat (limited to 'lib/rbtree.c')
-rw-r--r-- | lib/rbtree.c | 40 |
1 files changed, 3 insertions, 37 deletions
diff --git a/lib/rbtree.c b/lib/rbtree.c index 1ef6e25d031c..abc86c6a3177 100644 --- a/lib/rbtree.c +++ b/lib/rbtree.c @@ -83,14 +83,10 @@ __rb_rotate_set_parents(struct rb_node *old, struct rb_node *new, static __always_inline void __rb_insert(struct rb_node *node, struct rb_root *root, - bool newleft, struct rb_node **leftmost, void (*augment_rotate)(struct rb_node *old, struct rb_node *new)) { struct rb_node *parent = rb_red_parent(node), *gparent, *tmp; - if (newleft) - *leftmost = node; - while (true) { /* * Loop invariant: node is red. @@ -437,38 +433,19 @@ static const struct rb_augment_callbacks dummy_callbacks = { void rb_insert_color(struct rb_node *node, struct rb_root *root) { - __rb_insert(node, root, false, NULL, dummy_rotate); + __rb_insert(node, root, dummy_rotate); } EXPORT_SYMBOL(rb_insert_color); void rb_erase(struct rb_node *node, struct rb_root *root) { struct rb_node *rebalance; - rebalance = __rb_erase_augmented(node, root, - NULL, &dummy_callbacks); + rebalance = __rb_erase_augmented(node, root, &dummy_callbacks); if (rebalance) ____rb_erase_color(rebalance, root, dummy_rotate); } EXPORT_SYMBOL(rb_erase); -void rb_insert_color_cached(struct rb_node *node, - struct rb_root_cached *root, bool leftmost) -{ - __rb_insert(node, &root->rb_root, leftmost, - &root->rb_leftmost, dummy_rotate); -} -EXPORT_SYMBOL(rb_insert_color_cached); - -void rb_erase_cached(struct rb_node *node, struct rb_root_cached *root) -{ - struct rb_node *rebalance; - rebalance = __rb_erase_augmented(node, &root->rb_root, - &root->rb_leftmost, &dummy_callbacks); - if (rebalance) - ____rb_erase_color(rebalance, &root->rb_root, dummy_rotate); -} -EXPORT_SYMBOL(rb_erase_cached); - /* * Augmented rbtree manipulation functions. * @@ -477,10 +454,9 @@ EXPORT_SYMBOL(rb_erase_cached); */ void __rb_insert_augmented(struct rb_node *node, struct rb_root *root, - bool newleft, struct rb_node **leftmost, void (*augment_rotate)(struct rb_node *old, struct rb_node *new)) { - __rb_insert(node, root, newleft, leftmost, augment_rotate); + __rb_insert(node, root, augment_rotate); } EXPORT_SYMBOL(__rb_insert_augmented); @@ -591,16 +567,6 @@ void rb_replace_node(struct rb_node *victim, struct rb_node *new, } EXPORT_SYMBOL(rb_replace_node); -void rb_replace_node_cached(struct rb_node *victim, struct rb_node *new, - struct rb_root_cached *root) -{ - rb_replace_node(victim, new, &root->rb_root); - - if (root->rb_leftmost == victim) - root->rb_leftmost = new; -} -EXPORT_SYMBOL(rb_replace_node_cached); - void rb_replace_node_rcu(struct rb_node *victim, struct rb_node *new, struct rb_root *root) { |