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(parent: 9a51940) | patch
NFS: Reduce time spent holding the i_mutex during fallocate()
authorAnna Schumaker <Anna.Schumaker@netapp.com>
Mon, 16 Mar 2015 18:06:24 +0000 (14:06 -0400)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Thu, 23 Apr 2015 18:36:28 +0000 (14:36 -0400)
commitf830f7ddd9165c8bd69127458627f03df4b1a406
treefb92b7097ce59629094ea59e0cc3a1cf0acf14betree | snapshot
parent9a51940bf65bf9fdc93027d70bdecdfc403c5b24commit | diff
NFS: Reduce time spent holding the i_mutex during fallocate()

At the very least, we should not be taking the i_mutex until after
checking if the server even supports ALLOCATE or DEALLOCATE, allowing
v4.0 or v4.1 to exit without potentially waiting on a lock.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
fs/nfs/nfs42proc.c diff | blob | history
fs/nfs/nfs4file.c diff | blob | history
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