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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2023-07-24 19:54:08 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-08-18 10:12:52 -0700 |
| commit | f5617ffeb450f84c57f7eba1a3524a29955d42b7 (patch) | |
| tree | 74d1b0c1d61e71d0500fd658645b662277a8bc6d /tools/perf/scripts/python/task-analyzer.py | |
| parent | 61a4b8d32025dcabcd78994f887a4b9dff912cf0 (diff) | |
| download | linux-f5617ffeb450f84c57f7eba1a3524a29955d42b7.tar.gz linux-f5617ffeb450f84c57f7eba1a3524a29955d42b7.zip | |
mm: run the fault-around code under the VMA lock
The map_pages fs method should be safe to run under the VMA lock instead
of the mmap lock. This should have a measurable reduction in contention
on the mmap lock.
Link: https://lkml.kernel.org/r/20230724185410.1124082-9-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Cc: Arjun Roy <arjunroy@google.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Punit Agrawal <punit.agrawal@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/task-analyzer.py')
0 files changed, 0 insertions, 0 deletions