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| author | Xiubo Li <xiubli@redhat.com> | 2022-04-27 09:14:41 +0300 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2022-05-25 21:45:14 +0300 |
| commit | a74379543d229a3fb1af8cd44cbd19844a7bb1bc (patch) | |
| tree | 221d7aa3ac65b546cf3bda7bc78096eafb0f291c /scripts/gdb/linux/proc.py | |
| parent | 55ab5520802016b13098e0ea3794480289659aab (diff) | |
| download | linux-a74379543d229a3fb1af8cd44cbd19844a7bb1bc.tar.xz | |
ceph: try to queue a writeback if revoking fails
If the pagecaches writeback just finished and the i_wrbuffer_ref
reaches zero it will try to trigger ceph_check_caps(). But if just
before ceph_check_caps() the i_wrbuffer_ref could be increased
again by mmap/cache write, then the Fwb revoke will fail.
We need to try to queue a writeback in this case instead of
triggering the writeback by BDI's delayed work per 5 seconds.
URL: https://tracker.ceph.com/issues/46904
URL: https://tracker.ceph.com/issues/55377
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'scripts/gdb/linux/proc.py')
0 files changed, 0 insertions, 0 deletions