Commit 777f303c authored by Alex Shi's avatar Alex Shi Committed by Linus Torvalds
Browse files

mm/page_vma_mapped.c: add colon to fix kernel-doc markups error for check_pte 

check_pte() needs a correct colon for kernel-doc markup, otherwise, gcc
has the following warning for W=1, mm/page_vma_mapped.c:86: warning:
Function parameter or member 'pvmw' not described in 'check_pte'

Link: https://lkml.kernel.org/r/1605597167-25145-1-git-send-email-alex.shi@linux.alibaba.com


Signed-off-by: default avatarAlex Shi <alex.shi@linux.alibaba.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f5b7e739

mm/page_vma_mapped.c

+5 −4
Original line number Diff line number Diff line
@@ -66,18 +66,19 @@ static inline bool pfn_is_match(struct page *page, unsigned long pfn) 


/**

 * check_pte - check if @pvmw->page is mapped at the @pvmw->pte

 * @pvmw: page_vma_mapped_walk struct, includes a pair pte and page for checking

 *

 * page_vma_mapped_walk() found a place where @pvmw->page is *potentially*

 * mapped. check_pte() has to validate this.

 *

 * @pvmw->pte may point to empty PTE, swap PTE or PTE pointing to arbitrary

 * page.

 * pvmw->pte may point to empty PTE, swap PTE or PTE pointing to

 * arbitrary page.

 *

 * If PVMW_MIGRATION flag is set, returns true if @pvmw->pte contains migration

 * entry that points to @pvmw->page or any subpage in case of THP.

 *

 * If PVMW_MIGRATION flag is not set, returns true if @pvmw->pte points to

 * @pvmw->page or any subpage in case of THP.

 * If PVMW_MIGRATION flag is not set, returns true if pvmw->pte points to

 * pvmw->page or any subpage in case of THP.

 *

 * Otherwise, return false.

 *