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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-01-02 16:27:16 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-01-03 09:37:17 -0500
commite6e21970baff4845de74584e2efc8c964a55d574 (patch)
tree4a0b5f709ca2892d6babadd47baad7c9f0f8ec7d /fs/nfs/mount_clnt.c
parentbb22629ee87eed5054f8b508dbe7c58abad0a324 (diff)
NFSv4: Fix open_to_lock_owner sequenceid allocation...
NFSv4 file locking is currently completely broken since it doesn't respect the OPEN sequencing when it is given an unconfirmed lock_owner and needs to do an open_to_lock_owner. Worse: it breaks the sunrpc rules by doing a GFP_KERNEL allocation inside an rpciod callback. Fix is to preallocate the open seqid structure in nfs4_alloc_lockdata if we see that the lock_owner is unconfirmed. Then, in nfs4_lock_prepare() we wait for either the open_seqid, if the lock_owner is still unconfirmed, or else fall back to waiting on the standard lock_seqid. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/mount_clnt.c')
0 files changed, 0 insertions, 0 deletions