Author: rmacklem
Date: Wed May 25 21:17:53 2011
New Revision: 222291
URL: http://svn.freebsd.org/changeset/base/222291
Log:
Add some missing mutex locking to the new NFS client.
MFC after: 2 weeks
Modified:
head/sys/fs/nfsclient/nfs_clvnops.c
Modified: head/sys/fs/nfsclient/nfs_clvnops.c
==============================================================================
--- head/sys/fs/nfsclient/nfs_clvnops.c Wed May 25 21:04:11 2011
(r222290)
+++ head/sys/fs/nfsclient/nfs_clvnops.c Wed May 25 21:17:53 2011
(r222291)
@@ -2470,10 +2470,12 @@ ncl_commit(struct vnode *vp, u_quad_t of
error = nfsrpc_commit(vp, offset, cnt, cred, td, verf, &nfsva,
&attrflag, NULL);
if (!error) {
+ mtx_lock(&nmp->nm_mtx);
if (NFSBCMP((caddr_t)nmp->nm_verf, verf, NFSX_VERF)) {
NFSBCOPY(verf, (caddr_t)nmp->nm_verf, NFSX_VERF);
error = NFSERR_STALEWRITEVERF;
}
+ mtx_unlock(&nmp->nm_mtx);
if (!error && attrflag)
(void) nfscl_loadattrcache(&vp, &nfsva, NULL, NULL,
0, 1);
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