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authorTrond Myklebust <trond.myklebust@hammerspace.com>2019-03-01 12:13:34 -0500
committerTrond Myklebust <trond.myklebust@hammerspace.com>2019-03-01 12:13:34 -0500
commitc1dffe0bf7f9c3d57d9f237a7cb2a81e62babd2b (patch)
tree83e1c17698e753bc9612de56dcd31c7492d11248 /fs/nfs
parenta73881c96d73ee72b7dbbd38a6eeef66182a8ef7 (diff)
downloadlinux-c1dffe0bf7f9c3d57d9f237a7cb2a81e62babd2b.tar.bz2
NFSv4.1: Reinitialise sequence results before retransmitting a request
If we have to retransmit a request, we should ensure that we reinitialise the sequence results structure, since in the event of a signal we need to treat the request as if it had not been sent. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4proc.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 77c6e2d3f3fc..5f8517d1a0a5 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -945,6 +945,13 @@ EXPORT_SYMBOL_GPL(nfs4_sequence_done);
#endif /* !CONFIG_NFS_V4_1 */
+static void nfs41_sequence_res_init(struct nfs4_sequence_res *res)
+{
+ res->sr_timestamp = jiffies;
+ res->sr_status_flags = 0;
+ res->sr_status = 1;
+}
+
static
void nfs4_sequence_attach_slot(struct nfs4_sequence_args *args,
struct nfs4_sequence_res *res,
@@ -956,10 +963,6 @@ void nfs4_sequence_attach_slot(struct nfs4_sequence_args *args,
args->sa_slot = slot;
res->sr_slot = slot;
- res->sr_timestamp = jiffies;
- res->sr_status_flags = 0;
- res->sr_status = 1;
-
}
int nfs4_setup_sequence(struct nfs_client *client,
@@ -998,6 +1001,7 @@ int nfs4_setup_sequence(struct nfs_client *client,
trace_nfs4_setup_sequence(session, args);
out_start:
+ nfs41_sequence_res_init(res);
rpc_call_start(task);
return 0;