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| author | Liam R. Howlett <Liam.Howlett@Oracle.com> | 2022-09-06 21:48:58 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-27 04:46:21 +0200 |
| commit | 01293a62bae2fa55c09cebf5a771eab7219171c3 (patch) | |
| tree | 7f9cb1d76cddf952edf4ccec862bed32fb69f56d /kernel/acct.c | |
| parent | userfaultfd: use maple tree iterator to iterate VMAs (diff) | |
| download | linux-01293a62bae2fa55c09cebf5a771eab7219171c3.tar.xz linux-01293a62bae2fa55c09cebf5a771eab7219171c3.zip | |
ipc/shm: use VMA iterator instead of linked list
The VMA iterator is faster than the linked llist, and it can be walked
even when VMAs are being removed from the address space, so there's no
need to keep track of 'next'.
Link: https://lkml.kernel.org/r/20220906194824.2110408-46-Liam.Howlett@oracle.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
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: 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 'kernel/acct.c')
0 files changed, 0 insertions, 0 deletions