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mm/vmalloc: add 'align' parameter explanation for pvm_determine_end_from_reverse 

Kernel-doc markup has a issue on pvm_determine_end_from_reverse:

  mm/vmalloc.c:3145: warning: Function parameter or member 'align' not described in 'pvm_determine_end_from_reverse'

Add a explanation for it to remove the warning.

Link: https://lkml.kernel.org/r/1605605088-30668-3-git-send-email-alex.shi@linux.alibaba.com
Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alex Shi 2020-12-14 19:08:53 -08:00 committed by Linus Torvalds
parent 96e2db4561
commit 799fa85d66
1 changed files with 1 additions and 0 deletions
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mm/vmalloc.c
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@ -3151,6 +3151,7 @@ pvm_find_va_enclose_addr(unsigned long addr)
* @va:
* in - the VA we start the search(reverse order);
* out - the VA with the highest aligned end address.
* @align: alignment for required highest address
*
* Returns: determined end address within vmap_area
*/