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| author | David Howells <dhowells@redhat.com> | 2023-10-11 16:34:07 +0200 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2023-12-24 16:08:52 +0100 |
| commit | 46ed60dcd4f2c94d27735743ce55cd8d6b93cc1d (patch) | |
| tree | df301bcb6bd4bdf33b46ba46499353f83753c4df /kernel/kheaders.c | |
| parent | netfs: Provide invalidate_folio and release_folio calls (diff) | |
| download | linux-46ed60dcd4f2c94d27735743ce55cd8d6b93cc1d.tar.xz linux-46ed60dcd4f2c94d27735743ce55cd8d6b93cc1d.zip | |
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 'kernel/kheaders.c')
0 files changed, 0 insertions, 0 deletions