Convert lockmgr locks from using simple locks to using mutexes.

Add lockdestroy() and appropriate invocations, which corresponds to
lockinit() and must be called to clean up after a lockmgr lock is no
longer needed.

2 files changed, 9 insertions, 5 deletions

diff --git a/sys/gnu/ext2fs/ext2_ihash.c b/sys/gnu/ext2fs/ext2_ihash.c
index 36176f0..9153d7a 100644
--- a/sys/gnu/ext2fs/ext2_ihash.c
+++ b/sys/gnu/ext2fs/ext2_ihash.c
@@ -42,6 +42,8 @@
 #include <sys/malloc.h>
 #include <sys/proc.h>
 
+#include <machine/mutex.h>
+
 #include <ufs/ufs/quota.h>
 #include <ufs/ufs/inode.h>
 #include <ufs/ufs/ufs_extern.h>
@@ -108,7 +110,7 @@ loop:
 	for (ip = INOHASH(dev, inum)->lh_first; ip; ip = ip->i_hash.le_next) {
 		if (inum == ip->i_number && dev == ip->i_dev) {
 			vp = ITOV(ip);
-			simple_lock(&vp->v_interlock);
+			mtx_enter(&vp->v_interlock, MTX_DEF);
 			simple_unlock(&ufs_ihash_slock);
 			if (vget(vp, LK_EXCLUSIVE | LK_INTERLOCK, p))
 				goto loop;
@@ -130,7 +132,7 @@ ufs_ihashins(ip)
 	struct ihashhead *ipp;
 
 	/* lock the inode, then put it on the appropriate hash list */
-	lockmgr(&ip->i_vnode->v_lock, LK_EXCLUSIVE, (struct simplelock *)0, p);
+	lockmgr(&ip->i_vnode->v_lock, LK_EXCLUSIVE, (struct mtx *)0, p);
 
 	simple_lock(&ufs_ihash_slock);
 	ipp = INOHASH(ip->i_dev, ip->i_number);
diff --git a/sys/gnu/ext2fs/ext2_vfsops.c b/sys/gnu/ext2fs/ext2_vfsops.c
index fc57087..5cc49e0 100644
--- a/sys/gnu/ext2fs/ext2_vfsops.c
+++ b/sys/gnu/ext2fs/ext2_vfsops.c
@@ -57,6 +57,8 @@
 #include <sys/malloc.h>
 #include <sys/stat.h>
 
+#include <machine/mutex.h>
+
 #include <ufs/ufs/extattr.h>
 #include <ufs/ufs/quota.h>
 #include <ufs/ufs/ufsmount.h>
@@ -575,7 +577,7 @@ loop:
 		/*
 		 * Step 5: invalidate all cached file data.
 		 */
-		simple_lock(&vp->v_interlock);
+		mtx_enter(&vp->v_interlock, MTX_DEF);
 		simple_unlock(&mntvnode_slock);
 		if (vget(vp, LK_EXCLUSIVE | LK_INTERLOCK, p)) {
 			goto loop;
@@ -922,14 +924,14 @@ loop:
 		 */
 		if (vp->v_mount != mp)
 			goto loop;
-		simple_lock(&vp->v_interlock);
+		mtx_enter(&vp->v_interlock, MTX_DEF);
 		nvp = vp->v_mntvnodes.le_next;
 		ip = VTOI(vp);
 		if (vp->v_type == VNON ||
 		    ((ip->i_flag &
 		    (IN_ACCESS | IN_CHANGE | IN_MODIFIED | IN_UPDATE)) == 0 &&
 		    (TAILQ_EMPTY(&vp->v_dirtyblkhd) || waitfor == MNT_LAZY))) {
-			simple_unlock(&vp->v_interlock);
+			mtx_exit(&vp->v_interlock, MTX_DEF);
 			continue;
 		}
 		simple_unlock(&mntvnode_slock);