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Merge branch 'akpm' (patches from Andrew)

Browse source 
Merge more updates from Andrew Morton:

 - almost all of the rest of -mm

 - various other subsystems

Subsystems affected by this patch series:
  memcg, misc, core-kernel, lib, checkpatch, reiserfs, fat, fork,
  cpumask, kexec, uaccess, kconfig, kgdb, bug, ipc, lzo, kasan, madvise,
  cleanups, pagemap

* emailed patches from Andrew Morton <[email protected]>: (77 commits)
  arch/sparc/include/asm/pgtable_64.h: fix build
  mm: treewide: clarify pgtable_page_{ctor,dtor}() naming
  ntfs: remove (un)?likely() from IS_ERR() conditions
  IB/hfi1: remove unlikely() from IS_ERR*() condition
  xfs: remove unlikely() from WARN_ON() condition
  wimax/i2400m: remove unlikely() from WARN*() condition
  fs: remove unlikely() from WARN_ON() condition
  xen/events: remove unlikely() from WARN() condition
  checkpatch: check for nested (un)?likely() calls
  hexagon: drop empty and unused free_initrd_mem
  mm: factor out common parts between MADV_COLD and MADV_PAGEOUT
  mm: introduce MADV_PAGEOUT
  mm: change PAGEREF_RECLAIM_CLEAN with PAGE_REFRECLAIM
  mm: introduce MADV_COLD
  mm: untag user pointers in mmap/munmap/mremap/brk
  vfio/type1: untag user pointers in vaddr_get_pfn
  tee/shm: untag user pointers in tee_shm_register
  media/v4l2-core: untag user pointers in videobuf_dma_contig_user_get
  drm/radeon: untag user pointers in radeon_gem_userptr_ioctl
  drm/amdgpu: untag user pointers
  ...
This commit is contained in:
Linus Torvalds 2019-09-26 10:29:42 -07:00
commit cbafe18c71
114 changed files with 1005 additions and 564 deletions
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29
drivers/block/drbd/drbd_interval.c
View file

@ -13,33 +13,10 @@ sector_t interval_end(struct rb_node *node)
return this->end;
}
/**
* compute_subtree_last - compute end of @node
*
* The end of an interval is the highest (start + (size >> 9)) value of this
* node and of its children. Called for @node and its parents whenever the end
* may have changed.
*/
static inline sector_t
compute_subtree_last(struct drbd_interval *node)
{
sector_t max = node->sector + (node->size >> 9);
#define NODE_END(node) ((node)->sector + ((node)->size >> 9))
if (node->rb.rb_left) {
sector_t left = interval_end(node->rb.rb_left);
if (left > max)
max = left;
}
if (node->rb.rb_right) {
sector_t right = interval_end(node->rb.rb_right);
if (right > max)
max = right;
}
return max;
}
RB_DECLARE_CALLBACKS(static, augment_callbacks, struct drbd_interval, rb,
sector_t, end, compute_subtree_last);
RB_DECLARE_CALLBACKS_MAX(static, augment_callbacks,
struct drbd_interval, rb, sector_t, end, NODE_END);
/**
* drbd_insert_interval - insert a new interval into a tree