diff options
| author | Matthew Wilcox (Oracle) <[email protected]> | 2021-02-24 12:02:12 -0800 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2021-02-24 13:38:28 -0800 |
| commit | 33a0f5c6b34f58e632f1855ff29228d49bc23bcc (patch) | |
| tree | 42f8642cd1334987903de7ca2c94cde5f9860708 /tools/perf/scripts/python/flamegraph.py | |
| parent | f32b5dd721fb8861f3c1b8e7c06ac978236d0236 (diff) | |
mm/filemap: don't call ->readpage if IOCB_WAITQ is set
The readpage operation can block in many (most?) filesystems, so we should
punt to a work queue instead of calling it. This was the last caller of
lock_page_for_iocb(), so remove it.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Matthew Wilcox (Oracle) <[email protected]>
Reviewed-by: Kent Overstreet <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Cc: Miaohe Lin <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/flamegraph.py')
0 files changed, 0 insertions, 0 deletions