[PATCH] mutex subsystem, semaphore to mutex: XFS

This patch switches XFS over to use the new mutex code directly as
opposed to the previous workaround patch I posted earlier that avoided
the namespace clash by forcing it back to semaphores. This falls in the
'works for me<tm>' category.

Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

6 files changed, 14 insertions, 14 deletions

diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 00b5043dfa5a..772ac48329ea 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -104,7 +104,7 @@ xfs_qm_dqinit(
 	 */
 	if (brandnewdquot) {
 		dqp->dq_flnext = dqp->dq_flprev = dqp;
-		mutex_init(&dqp->q_qlock,  MUTEX_DEFAULT, "xdq");
+		mutex_init(&dqp->q_qlock);
 		initnsema(&dqp->q_flock, 1, "fdq");
 		sv_init(&dqp->q_pinwait, SV_DEFAULT, "pdq");
 
@@ -1382,7 +1382,7 @@ void
 xfs_dqlock(
 	xfs_dquot_t *dqp)
 {
-	mutex_lock(&(dqp->q_qlock), PINOD);
+	mutex_lock(&(dqp->q_qlock));
 }
 
 void
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index 5328a2937127..bb6991a7a617 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -167,7 +167,7 @@ xfs_Gqm_init(void)
 	xqm->qm_dqfree_ratio = XFS_QM_DQFREE_RATIO;
 	xqm->qm_nrefs = 0;
 #ifdef DEBUG
-	mutex_init(&qcheck_lock, MUTEX_DEFAULT, "qchk");
+	xfs_mutex_init(&qcheck_lock, MUTEX_DEFAULT, "qchk");
 #endif
 	return xqm;
 }
@@ -1166,7 +1166,7 @@ xfs_qm_init_quotainfo(
 	qinf->qi_dqreclaims = 0;
 
 	/* mutex used to serialize quotaoffs */
-	mutex_init(&qinf->qi_quotaofflock, MUTEX_DEFAULT, "qoff");
+	mutex_init(&qinf->qi_quotaofflock);
 
 	/* Precalc some constants */
 	qinf->qi_dqchunklen = XFS_FSB_TO_BB(mp, XFS_DQUOT_CLUSTER_SIZE_FSB);
@@ -1285,7 +1285,7 @@ xfs_qm_list_init(
 	char		*str,
 	int		n)
 {
-	mutex_init(&list->qh_lock, MUTEX_DEFAULT, str);
+	mutex_init(&list->qh_lock);
 	list->qh_next = NULL;
 	list->qh_version = 0;
 	list->qh_nelems = 0;
@@ -2762,7 +2762,7 @@ STATIC void
 xfs_qm_freelist_init(xfs_frlist_t *ql)
 {
 	ql->qh_next = ql->qh_prev = (xfs_dquot_t *) ql;
-	mutex_init(&ql->qh_lock, MUTEX_DEFAULT, "dqf");
+	mutex_init(&ql->qh_lock);
 	ql->qh_version = 0;
 	ql->qh_nelems = 0;
 }
@@ -2772,7 +2772,7 @@ xfs_qm_freelist_destroy(xfs_frlist_t *ql)
 {
 	xfs_dquot_t	*dqp, *nextdqp;
 
-	mutex_lock(&ql->qh_lock, PINOD);
+	mutex_lock(&ql->qh_lock);
 	for (dqp = ql->qh_next;
 	     dqp != (xfs_dquot_t *)ql; ) {
 		xfs_dqlock(dqp);
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h
index 12da259f2fcb..4568deb6da86 100644
--- a/fs/xfs/quota/xfs_qm.h
+++ b/fs/xfs/quota/xfs_qm.h
@@ -165,7 +165,7 @@ typedef struct xfs_dquot_acct {
 #define XFS_QM_IWARNLIMIT	5
 #define XFS_QM_RTBWARNLIMIT	5
 
-#define XFS_QM_LOCK(xqm)	(mutex_lock(&xqm##_lock, PINOD))
+#define XFS_QM_LOCK(xqm)	(mutex_lock(&xqm##_lock))
 #define XFS_QM_UNLOCK(xqm)	(mutex_unlock(&xqm##_lock))
 #define XFS_QM_HOLD(xqm)	((xqm)->qm_nrefs++)
 #define XFS_QM_RELE(xqm)	((xqm)->qm_nrefs--)
diff --git a/fs/xfs/quota/xfs_qm_bhv.c b/fs/xfs/quota/xfs_qm_bhv.c
index d9d2993de435..90402a1c3983 100644
--- a/fs/xfs/quota/xfs_qm_bhv.c
+++ b/fs/xfs/quota/xfs_qm_bhv.c
@@ -363,7 +363,7 @@ xfs_qm_init(void)
 		KERN_INFO "SGI XFS Quota Management subsystem\n";
 
 	printk(message);
-	mutex_init(&xfs_Gqm_lock, MUTEX_DEFAULT, "xfs_qmlock");
+	mutex_init(&xfs_Gqm_lock);
 	vfs_bhv_set_custom(&xfs_qmops, &xfs_qmcore_xfs);
 	xfs_qm_init_procfs();
 }
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 24690e1af659..86a1d09f48d5 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -233,7 +233,7 @@ xfs_qm_scall_quotaoff(
 	 */
 	ASSERT(mp->m_quotainfo);
 	if (mp->m_quotainfo)
-		mutex_lock(&(XFS_QI_QOFFLOCK(mp)), PINOD);
+		mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
 
 	ASSERT(mp->m_quotainfo);
 
@@ -508,7 +508,7 @@ xfs_qm_scall_quotaon(
 	/*
 	 * Switch on quota enforcement in core.
 	 */
-	mutex_lock(&(XFS_QI_QOFFLOCK(mp)), PINOD);
+	mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
 	mp->m_qflags |= (flags & XFS_ALL_QUOTA_ENFD);
 	mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
 
@@ -617,7 +617,7 @@ xfs_qm_scall_setqlim(
 	 * a quotaoff from happening). (XXXThis doesn't currently happen
 	 * because we take the vfslock before calling xfs_qm_sysent).
 	 */
-	mutex_lock(&(XFS_QI_QOFFLOCK(mp)), PINOD);
+	mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
 
 	/*
 	 * Get the dquot (locked), and join it to the transaction.
@@ -1426,7 +1426,7 @@ xfs_qm_internalqcheck(
 	xfs_log_force(mp, (xfs_lsn_t)0, XFS_LOG_FORCE | XFS_LOG_SYNC);
 	XFS_bflush(mp->m_ddev_targp);
 
-	mutex_lock(&qcheck_lock, PINOD);
+	mutex_lock(&qcheck_lock);
 	/* There should be absolutely no quota activity while this
 	   is going on. */
 	qmtest_udqtab = kmem_zalloc(qmtest_hashmask *
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/quota/xfs_quota_priv.h
index 7a9f3beb818c..b7ddd04aae32 100644
--- a/fs/xfs/quota/xfs_quota_priv.h
+++ b/fs/xfs/quota/xfs_quota_priv.h
@@ -51,7 +51,7 @@
 #define XFS_QI_MPLNEXT(mp)	((mp)->m_quotainfo->qi_dqlist.qh_next)
 #define XFS_QI_MPLNDQUOTS(mp)	((mp)->m_quotainfo->qi_dqlist.qh_nelems)
 
-#define XQMLCK(h)			(mutex_lock(&((h)->qh_lock), PINOD))
+#define XQMLCK(h)			(mutex_lock(&((h)->qh_lock)))
 #define XQMUNLCK(h)			(mutex_unlock(&((h)->qh_lock)))
 #ifdef DEBUG
 struct xfs_dqhash;