tree fc415ca673c8b4ced88941e0a11fb933da793c66
parent 82b0a4c3c171b180629696e8d1d5f52516f711e6
author Trond Myklebust <Trond.Myklebust@netapp.com> 1327103225 -0500
committer Trond Myklebust <Trond.Myklebust@netapp.com> 1328056101 -0500

NFSv4: Avoid thundering herd issues with nfs_release_seqid

Store a pointer to the rpc_task in struct nfs_seqid so that we can wake up
only that request that is able to grab the lock after we've released it.

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