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| author | David Howells <dhowells@redhat.com> | 2023-10-11 15:34:07 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2023-12-24 15:08:52 +0000 |
| commit | 46ed60dcd4f2c94d27735743ce55cd8d6b93cc1d (patch) | |
| tree | df301bcb6bd4bdf33b46ba46499353f83753c4df /Documentation/watchdog/wdt.rst | |
| parent | c1ec4d7c2e13471558cfea302b7583856284f94c (diff) | |
netfs: Implement unbuffered/DIO vs buffered I/O locking
Borrow NFS's direct-vs-buffered I/O locking into netfslib. Similar code is
also used in ceph.
Modify it to have the correct checker annotations for i_rwsem lock
acquisition/release and to return -ERESTARTSYS if waits are interrupted.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
Diffstat (limited to 'Documentation/watchdog/wdt.rst')
0 files changed, 0 insertions, 0 deletions