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kernel/sys.c: replace do_brk with do_brk_flags in comment of prctl_set_mm_map()

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Replace do_brk with do_brk_flags in comment of prctl_set_mm_map(), since
do_brk was removed in following commit.

Fixes: bb177a732c ("mm: do not bug_on on incorrect length in __mm_populate()")
Signed-off-by: Liao Pingfang <liao.pingfang@zte.com.cn>
Signed-off-by: Yi Wang <wang.yi59@zte.com.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/1600650751-43127-1-git-send-email-wang.yi59@zte.com.cn
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Liao Pingfang 2020-10-15 20:10:25 -07:00 committed by Linus Torvalds
parent b296a6d533
commit 15ec0fcff6
1 changed files with 1 additions and 1 deletions
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kernel/sys.c
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@ -2034,7 +2034,7 @@ static int prctl_set_mm_map(int opt, const void __user *addr, unsigned long data
* VMAs already unmapped and kernel uses these members for statistics
* output in procfs mostly, except
*
* - @start_brk/@brk which are used in do_brk but kernel lookups
* - @start_brk/@brk which are used in do_brk_flags but kernel lookups
* for VMAs when updating these memvers so anything wrong written
* here cause kernel to swear at userspace program but won't lead
* to any problem in kernel itself