NFSv4: Fix up another delegation related race

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When we can update_open_stateid(), we need to be certain that we don't
race with a delegation return. While we could do this by grabbing the
nfs_client->cl_lock, a dedicated spin lock in the delegation structure
will scale better.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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This commit is contained in:

Trond Myklebust 2008-12-23 15:21:38 -05:00

parent 0cb2659b81

commit 343104308a

3 changed files with 60 additions and 28 deletions

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7

fs/nfs/delegation.c

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1

fs/nfs/delegation.h

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80

fs/nfs/nfs4proc.c

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