diff options
| author | Tal Zussman <tz2294@columbia.edu> | 2026-07-30 02:57:54 -0400 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2026-07-31 09:00:14 -0600 |
| commit | a2c924c240e74dc2dd14ff763245dc86b93db714 (patch) | |
| tree | cb9ddf7e3e88289e7bf2a07f10769c79fed4e490 /tools/perf/scripts/python/bin/stackcollapse-report | |
| parent | efbde6f9f449da3306f5b5d32f08829954ffb44d (diff) | |
buffer: set BIO_COMPLETE_IN_TASK for dropbehind writeback
Set BIO_COMPLETE_IN_TASK in __bh_submit() for write bios when the folio
has dropbehind set, so that buffer_head writeback completions get
deferred to task context where folio_end_dropbehind() can safely
invalidate folios.
Read completions are not deferred since dropbehind invalidation for
reads is handled synchronously by the reader.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tal Zussman <tz2294@columbia.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20260730-blk-dontcache-v7-4-3e8e6850068d@columbia.edu
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions