rbd-nbd: certain kernels may not discover resized block devices #18947
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added 2 commits
November 15, 2017 10:34
Fixes: http://tracker.ceph.com/issues/22131 Signed-off-by: Jason Dillaman <dillaman@redhat.com>
This can cause deadlock when readahead is in-progress since neither can make forward progress. Fixes: http://tracker.ceph.com/issues/22131 Signed-off-by: Jason Dillaman <dillaman@redhat.com>
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Mar 20, 2018
Merge pull request ceph#18947 from dillaman/wip-22131 rbd-nbd: certain kernels may not discover resized block devices exists: Master, Luminous types: bugfix description: fix a race condition possible between invalidating the cache and in-flight readahead that can cause a deadlock. See merge request clove/ceph!237 (cherry picked from commit 374daf1d21a77dbbbeca352dbd68576a803f6c3f)
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