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| author |   Gabriel Krisman Bertazi <krisman@collabora.com> | 2020-10-08 02:26:19 -0400 |
|---|---|---|
| committer |   Jan Kara <jack@suse.cz> | 2020-10-08 18:26:33 +0200 |
| commit | 0a9164cb7ff32d6936f14657aebc3c4c2a0d5f9d (patch) | |
| tree | bbba9006d7180638d8384c0702dd47f041b8c83e /scripts/bpf_helpers_doc.py | |
| parent | direct-io: clean up error paths of do_blockdev_direct_IO (diff) | |
| download | linux-dev-0a9164cb7ff32d6936f14657aebc3c4c2a0d5f9d.tar.xz linux-dev-0a9164cb7ff32d6936f14657aebc3c4c2a0d5f9d.zip | |
direct-io: don't force writeback for reads beyond EOF
If a DIO read starts past EOF, the kernel won't attempt it, so we don't
need to flush dirty pages before failing the syscall.
Link: https://lore.kernel.org/r/20201008062620.2928326-3-krisman@collabora.com
Suggested-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'scripts/bpf_helpers_doc.py')
0 files changed, 0 insertions, 0 deletions