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Commit 25843c2b authored by Li RongQing's avatar Li RongQing Committed by Linus Torvalds
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mm: memcontrol: fix documentation for compound parameter 

Commit f627c2f5 ("memcg: adjust to support new THP refcounting")
adds a compound parameter for several functions, and change one as
compound for mem_cgroup_move_account but it does not change the
comments.

Link: http://lkml.kernel.org/r/1465368216-9393-1-git-send-email-roy.qing.li@gmail.com


Signed-off-by: default avatarLi RongQing <roy.qing.li@gmail.com>
Acked-by: default avatarMichal Hocko <mhocko@suse.com>
Acked-by: default avatarJohannes Weiner <hannes@cmpxchg.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 17408d78

mm/memcontrol.c

+4 −1
Original line number Diff line number Diff line
@@ -4507,7 +4507,7 @@ static struct page *mc_handle_file_pte(struct vm_area_struct *vma, 
/**

 * mem_cgroup_move_account - move account of the page

 * @page: the page

 * @nr_pages: number of regular pages (>1 for huge pages)

 * @compound: charge the page as compound or small page

 * @from: mem_cgroup which the page is moved from.

 * @to:	mem_cgroup which the page is moved to. @from != @to.

 *
@@ -5369,6 +5369,7 @@ bool mem_cgroup_low(struct mem_cgroup *root, struct mem_cgroup *memcg) 
 * @mm: mm context of the victim

 * @gfp_mask: reclaim mode

 * @memcgp: charged memcg return

 * @compound: charge the page as compound or small page

 *

 * Try to charge @page to the memcg that @mm belongs to, reclaiming

 * pages according to @gfp_mask if necessary.
@@ -5431,6 +5432,7 @@ int mem_cgroup_try_charge(struct page *page, struct mm_struct *mm, 
 * @page: page to charge

 * @memcg: memcg to charge the page to

 * @lrucare: page might be on LRU already

 * @compound: charge the page as compound or small page

 *

 * Finalize a charge transaction started by mem_cgroup_try_charge(),

 * after page->mapping has been set up.  This must happen atomically
@@ -5482,6 +5484,7 @@ void mem_cgroup_commit_charge(struct page *page, struct mem_cgroup *memcg, 
 * mem_cgroup_cancel_charge - cancel a page charge

 * @page: page to charge

 * @memcg: memcg to charge the page to

 * @compound: charge the page as compound or small page

 *

 * Cancel a charge transaction started by mem_cgroup_try_charge().

 */