Rename VM_OBJECT_LOCK(), VM_OBJECT_UNLOCK() and VM_OBJECT_TRYLOCK() to

their "write" versions.

Sponsored by:	EMC / Isilon storage division

1 files changed, 22 insertions, 22 deletions

diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
index 9438266..35dceb3 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
@@ -450,7 +450,7 @@ update_pages(vnode_t *vp, int64_t start, int len, objset_t *os, uint64_t oid,
 	ASSERT(obj != NULL);
 
 	off = start & PAGEOFFSET;
-	VM_OBJECT_LOCK(obj);
+	VM_OBJECT_WLOCK(obj);
 	for (start &= PAGEMASK; len > 0; start += PAGESIZE) {
 		vm_page_t pp;
 		int nbytes = imin(PAGESIZE - off, len);
@@ -467,23 +467,23 @@ update_pages(vnode_t *vp, int64_t start, int len, objset_t *os, uint64_t oid,
 			    ("zfs update_pages: unbusy page in putpages case"));
 			KASSERT(!pmap_page_is_write_mapped(pp),
 			    ("zfs update_pages: writable page in putpages case"));
-			VM_OBJECT_UNLOCK(obj);
+			VM_OBJECT_WUNLOCK(obj);
 
 			va = zfs_map_page(pp, &sf);
 			(void) dmu_write(os, oid, start, nbytes, va, tx);
 			zfs_unmap_page(sf);
 
-			VM_OBJECT_LOCK(obj);
+			VM_OBJECT_WLOCK(obj);
 			vm_page_undirty(pp);
 		} else if ((pp = page_busy(vp, start, off, nbytes)) != NULL) {
-			VM_OBJECT_UNLOCK(obj);
+			VM_OBJECT_WUNLOCK(obj);
 
 			va = zfs_map_page(pp, &sf);
 			(void) dmu_read(os, oid, start+off, nbytes,
 			    va+off, DMU_READ_PREFETCH);;
 			zfs_unmap_page(sf);
 
-			VM_OBJECT_LOCK(obj);
+			VM_OBJECT_WLOCK(obj);
 			page_unbusy(pp);
 		}
 		len -= nbytes;
@@ -491,7 +491,7 @@ update_pages(vnode_t *vp, int64_t start, int len, objset_t *os, uint64_t oid,
 	}
 	if (segflg != UIO_NOCOPY)
 		vm_object_pip_wakeupn(obj, 0);
-	VM_OBJECT_UNLOCK(obj);
+	VM_OBJECT_WUNLOCK(obj);
 }
 
 /*
@@ -523,7 +523,7 @@ mappedread_sf(vnode_t *vp, int nbytes, uio_t *uio)
 	ASSERT(obj != NULL);
 	ASSERT((uio->uio_loffset & PAGEOFFSET) == 0);
 
-	VM_OBJECT_LOCK(obj);
+	VM_OBJECT_WLOCK(obj);
 	for (start = uio->uio_loffset; len > 0; start += PAGESIZE) {
 		int bytes = MIN(PAGESIZE, len);
 
@@ -531,14 +531,14 @@ mappedread_sf(vnode_t *vp, int nbytes, uio_t *uio)
 		    VM_ALLOC_NORMAL | VM_ALLOC_RETRY | VM_ALLOC_IGN_SBUSY);
 		if (pp->valid == 0) {
 			vm_page_io_start(pp);
-			VM_OBJECT_UNLOCK(obj);
+			VM_OBJECT_WUNLOCK(obj);
 			va = zfs_map_page(pp, &sf);
 			error = dmu_read(os, zp->z_id, start, bytes, va,
 			    DMU_READ_PREFETCH);
 			if (bytes != PAGESIZE && error == 0)
 				bzero(va + bytes, PAGESIZE - bytes);
 			zfs_unmap_page(sf);
-			VM_OBJECT_LOCK(obj);
+			VM_OBJECT_WLOCK(obj);
 			vm_page_io_finish(pp);
 			vm_page_lock(pp);
 			if (error) {
@@ -555,7 +555,7 @@ mappedread_sf(vnode_t *vp, int nbytes, uio_t *uio)
 		uio->uio_offset += bytes;
 		len -= bytes;
 	}
-	VM_OBJECT_UNLOCK(obj);
+	VM_OBJECT_WUNLOCK(obj);
 	return (error);
 }
 
@@ -587,7 +587,7 @@ mappedread(vnode_t *vp, int nbytes, uio_t *uio)
 
 	start = uio->uio_loffset;
 	off = start & PAGEOFFSET;
-	VM_OBJECT_LOCK(obj);
+	VM_OBJECT_WLOCK(obj);
 	for (start &= PAGEMASK; len > 0; start += PAGESIZE) {
 		vm_page_t pp;
 		uint64_t bytes = MIN(PAGESIZE - off, len);
@@ -596,23 +596,23 @@ mappedread(vnode_t *vp, int nbytes, uio_t *uio)
 			struct sf_buf *sf;
 			caddr_t va;
 
-			VM_OBJECT_UNLOCK(obj);
+			VM_OBJECT_WUNLOCK(obj);
 			va = zfs_map_page(pp, &sf);
 			error = uiomove(va + off, bytes, UIO_READ, uio);
 			zfs_unmap_page(sf);
-			VM_OBJECT_LOCK(obj);
+			VM_OBJECT_WLOCK(obj);
 			page_unhold(pp);
 		} else {
-			VM_OBJECT_UNLOCK(obj);
+			VM_OBJECT_WUNLOCK(obj);
 			error = dmu_read_uio(os, zp->z_id, uio, bytes);
-			VM_OBJECT_LOCK(obj);
+			VM_OBJECT_WLOCK(obj);
 		}
 		len -= bytes;
 		off = 0;
 		if (error)
 			break;
 	}
-	VM_OBJECT_UNLOCK(obj);
+	VM_OBJECT_WUNLOCK(obj);
 	return (error);
 }
 
@@ -5683,7 +5683,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 	mfirst = m[reqstart];
 	mlast = m[reqstart + reqsize - 1];
 
-	VM_OBJECT_LOCK(object);
+	VM_OBJECT_WLOCK(object);
 
 	for (i = 0; i < reqstart; i++) {
 		vm_page_lock(m[i]);
@@ -5699,7 +5699,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 	if (mreq->valid && reqsize == 1) {
 		if (mreq->valid != VM_PAGE_BITS_ALL)
 			vm_page_zero_invalid(mreq, TRUE);
-		VM_OBJECT_UNLOCK(object);
+		VM_OBJECT_WUNLOCK(object);
 		ZFS_EXIT(zfsvfs);
 		return (VM_PAGER_OK);
 	}
@@ -5715,7 +5715,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 				vm_page_unlock(m[i]);
 			}
 		}
-		VM_OBJECT_UNLOCK(object);
+		VM_OBJECT_WUNLOCK(object);
 		ZFS_EXIT(zfsvfs);
 		return (VM_PAGER_BAD);
 	}
@@ -5724,7 +5724,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 	if (IDX_TO_OFF(mlast->pindex) + lsize > object->un_pager.vnp.vnp_size)
 		lsize = object->un_pager.vnp.vnp_size - IDX_TO_OFF(mlast->pindex);
 
-	VM_OBJECT_UNLOCK(object);
+	VM_OBJECT_WUNLOCK(object);
 
 	for (i = reqstart; i < reqstart + reqsize; i++) {
 		size = PAGE_SIZE;
@@ -5740,7 +5740,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 			break;
 	}
 
-	VM_OBJECT_LOCK(object);
+	VM_OBJECT_WLOCK(object);
 
 	for (i = reqstart; i < reqstart + reqsize; i++) {
 		if (!error)
@@ -5750,7 +5750,7 @@ zfs_getpages(struct vnode *vp, vm_page_t *m, int count, int reqpage)
 			vm_page_readahead_finish(m[i]);
 	}
 
-	VM_OBJECT_UNLOCK(object);
+	VM_OBJECT_WUNLOCK(object);
 
 	ZFS_ACCESSTIME_STAMP(zfsvfs, zp);
 	ZFS_EXIT(zfsvfs);