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(parent: 5623ecf) | patch
NFSv4: Fix a nfs4_state_manager() race
authorTrond Myklebust <trond.myklebust@hammerspace.com>
Sun, 17 Sep 2023 23:05:50 +0000 (19:05 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Wed, 27 Sep 2023 19:16:40 +0000 (15:16 -0400)
commited1cc05aa1f7fe8197d300e914afc28ab9818f89
treeb5441d7fc8ba1bf75abaf340378cdad4941ad7aatree | snapshot
parent5623ecfcbec165f040a23248d39680f0cc5c0854commit | diff
NFSv4: Fix a nfs4_state_manager() race

If the NFS4CLNT_RUN_MANAGER flag got set just before we cleared
NFS4CLNT_MANAGER_RUNNING, then we might have won the race against
nfs4_schedule_state_manager(), and are responsible for handling the
recovery situation.

Fixes: aeabb3c96186 ("NFSv4: Fix a NFSv4 state manager deadlock")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
fs/nfs/nfs4state.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)