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author | Tim Murray <timmurray@google.com> | 2022-01-07 23:48:44 +0300 |
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committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-01-25 04:40:04 +0300 |
commit | e4544b63a7ee49e7fbebf35ece0a6acd3b9617ae (patch) | |
tree | b55709d5753a19b8beacfcab1fe12dc8128435d7 /Kbuild | |
parent | dd81e1c7d5fb126e5fbc5c9e334d7b3ec29a16a0 (diff) | |
download | linux-e4544b63a7ee49e7fbebf35ece0a6acd3b9617ae.tar.xz |
f2fs: move f2fs to use reader-unfair rwsems
f2fs rw_semaphores work better if writers can starve readers,
especially for the checkpoint thread, because writers are strictly
more important than reader threads. This prevents significant priority
inversion between low-priority readers that blocked while trying to
acquire the read lock and a second acquisition of the write lock that
might be blocking high priority work.
Signed-off-by: Tim Murray <timmurray@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Kbuild')
0 files changed, 0 insertions, 0 deletions