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[39/50] nfsd4: use session limits to release send buffer reservation

Message ID 1395537141-10389-40-git-send-email-bfields@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Bruce Fields March 23, 2014, 1:12 a.m. UTC 
From: "J. Bruce Fields" <bfields@redhat.com>

Once we know the limits the session places on the size of the rpc, we
can also use that information to release any unnecessary reserved reply
buffer space.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
---
 fs/nfsd/nfs4state.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 79f3b71..343324e 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2277,6 +2277,7 @@  nfsd4_sequence(struct svc_rqst *rqstp,
 				    nfserr_rep_too_big;
 	if (xdr_restrict_buflen(xdr, buflen - 2 * RPC_MAX_AUTH_SIZE))
 		goto out_put_session;
+	svc_reserve(rqstp, buflen);
 
 	status = nfs_ok;
 	/* Success! bump slot seqid */