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| author |   Liam R. Howlett <Liam.Howlett@Oracle.com> | 2022-09-06 19:48:52 +0000 |
|---|---|---|
| committer |   Andrew Morton <akpm@linux-foundation.org> | 2022-09-26 19:46:18 -0700 |
| commit | 67e7c16764c3cbf84a57d441fba3474217ac08d6 (patch) | |
| tree | 81a94e27ceca9c515cea5b54489a24f586226da9 /mm/mmap.c | |
| parent | mm/mmap: reorganize munmap to use maple states (diff) | |
| download | linux-dev-67e7c16764c3cbf84a57d441fba3474217ac08d6.tar.xz linux-dev-67e7c16764c3cbf84a57d441fba3474217ac08d6.zip | |
mm/mmap: change do_brk_munmap() to use do_mas_align_munmap()
do_brk_munmap() has already aligned the address and has a maple tree state
to be used. Use the new do_mas_align_munmap() to avoid unnecessary
alignment and error checks.
Link: https://lkml.kernel.org/r/20220906194824.2110408-30-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Tested-by: Yu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 6e587f4e3a7d..8b7e9d5afd38 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -3042,7 +3042,7 @@ static int do_brk_munmap(struct ma_state *mas, struct vm_area_struct *vma, int ret; arch_unmap(mm, newbrk, oldbrk); - ret = do_mas_munmap(mas, mm, newbrk, oldbrk-newbrk, uf, true); + ret = do_mas_align_munmap(mas, vma, mm, newbrk, oldbrk, uf, true); validate_mm_mt(mm); return ret; } |