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Merge branch 'akpm' (patches from Andrew)

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Merge first patchbomb from Andrew Morton:

 - arch/sh updates

 - ocfs2 updates

 - kernel/watchdog feature

 - about half of mm/

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (122 commits)
  Documentation: update arch list in the 'memtest' entry
  Kconfig: memtest: update number of test patterns up to 17
  arm: add support for memtest
  arm64: add support for memtest
  memtest: use phys_addr_t for physical addresses
  mm: move memtest under mm
  mm, hugetlb: abort __get_user_pages if current has been oom killed
  mm, mempool: do not allow atomic resizing
  memcg: print cgroup information when system panics due to panic_on_oom
  mm: numa: remove migrate_ratelimited
  mm: fold arch_randomize_brk into ARCH_HAS_ELF_RANDOMIZE
  mm: split ET_DYN ASLR from mmap ASLR
  s390: redefine randomize_et_dyn for ELF_ET_DYN_BASE
  mm: expose arch_mmap_rnd when available
  s390: standardize mmap_rnd() usage
  powerpc: standardize mmap_rnd() usage
  mips: extract logic for mmap_rnd()
  arm64: standardize mmap_rnd() usage
  x86: standardize mmap_rnd() usage
  arm: factor out mmap ASLR into mmap_rnd
  ...
This commit is contained in:
Linus Torvalds
2015-04-14 16:49:17 -07:00
parent 80dcc31fbe e4b0db72be
commit 1dcf58d6e6
153 changed files with 2322 additions and 1429 deletions
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15
mm/filemap.c
View File

@@ -202,16 +202,15 @@ void __delete_from_page_cache(struct page *page, void *shadow)
BUG_ON(page_mapped(page));
/*
* Some filesystems seem to re-dirty the page even after
* the VM has canceled the dirty bit (eg ext3 journaling).
* At this point page must be either written or cleaned by truncate.
* Dirty page here signals a bug and loss of unwritten data.
*
* Fix it up by doing a final dirty accounting check after
* having removed the page entirely.
* This fixes dirty accounting after removing the page entirely but
* leaves PageDirty set: it has no effect for truncated page and
* anyway will be cleared before returning page into buddy allocator.
*/
if (PageDirty(page) && mapping_cap_account_dirty(mapping)) {
dec_zone_page_state(page, NR_FILE_DIRTY);
dec_bdi_stat(inode_to_bdi(mapping->host), BDI_RECLAIMABLE);
}
if (WARN_ON_ONCE(PageDirty(page)))
account_page_cleaned(page, mapping);
}
/**