iomap: free the bio before completing the dio

Browse source

There are good arguments for processing the user completions ASAP vs.
freeing resources ASAP, but freeing the bio first here removes potential
use after free hazards when checking flags, and will simplify the
upcoming bounce buffer support.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Tested-by: Anuj Gupta <anuj20.g@samsung.com>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

...

This commit is contained in:

Christoph Hellwig 2026-01-26 06:53:42 +01:00 • committed by Jens Axboe

parent e2fcff5bb4

commit 45cec0de6c

1 changed files with 9 additions and 8 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

17

fs/iomap/direct-io.c

View file