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authorYue Hu <huyue2@yulong.com>2019-05-13 17:16:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-14 09:47:45 -0700
commitf0fd50504a54f5548eb666dc16ddf8394e44e4b7 (patch)
tree75fef229a3ddb7e7e51b63418cbe43c7bae109a4 /fs/userfaultfd.c
parent3b775998eca7fca0e470e0871feb1c9ec07dd84a (diff)
mm/cma_debug.c: fix the break condition in cma_maxchunk_get()
If not find zero bit in find_next_zero_bit(), it will return the size parameter passed in, so the start bit should be compared with bitmap_maxno rather than cma->count. Although getting maxchunk is working fine due to zero value of order_per_bit currently, the operation will be stuck if order_per_bit is set as non-zero. Link: http://lkml.kernel.org/r/20190319092734.276-1-zbestahu@gmail.com Signed-off-by: Yue Hu <huyue2@yulong.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Michal Hocko <mhocko@suse.com> Cc: Joe Perches <joe@perches.com> Cc: David Rientjes <rientjes@google.com> Cc: Dmitry Safonov <d.safonov@partner.samsung.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/userfaultfd.c')
0 files changed, 0 insertions, 0 deletions