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umapm_hashlock is a mutex.

This commit is contained in:
ad 2007-10-10 22:07:48 +00:00
parent 53b26d467e
commit 3fa279a5ee
1 changed files with 6 additions and 4 deletions
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10
sys/miscfs/umapfs/umap_vfsops.c
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@ -1,4 +1,4 @@
/* $NetBSD: umap_vfsops.c,v 1.70 2007/10/10 20:42:31 ad Exp $ */
/* $NetBSD: umap_vfsops.c,v 1.71 2007/10/10 22:07:48 ad Exp $ */
/*
* Copyright (c) 1992, 1993
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: umap_vfsops.c,v 1.70 2007/10/10 20:42:31 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: umap_vfsops.c,v 1.71 2007/10/10 22:07:48 ad Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -191,7 +191,7 @@ umapfs_mount(mp, path, data, data_len, l)
amp->umapm_bypass = umap_bypass;
amp->umapm_alloc = layer_node_alloc; /* the default alloc is fine */
amp->umapm_vnodeop_p = umap_vnodeop_p;
simple_lock_init(&amp->umapm_hashlock);
mutex_init(&amp->umapm_hashlock, MUTEX_DEFAULT, IPL_NONE);
amp->umapm_node_hashtbl = hashinit(NUMAPNODECACHE, HASH_LIST, M_CACHE,
M_WAITOK, &amp->umapm_node_hash);
@ -235,7 +235,8 @@ umapfs_mount(mp, path, data, data_len, l)
int
umapfs_unmount(struct mount *mp, int mntflags, struct lwp *l)
{
struct vnode *rtvp = MOUNTTOUMAPMOUNT(mp)->umapm_rootvp;
struct umap_mount *amp = MOUNTTOUMAPMOUNT(mp);
struct vnode *rtvp = amp->umapm_rootvp;
int error;
int flags = 0;
@ -265,6 +266,7 @@ umapfs_unmount(struct mount *mp, int mntflags, struct lwp *l)
/*
* Finally, throw away the umap_mount structure
*/
mutex_destroy(&amp->umapm_hashlock);
free(mp->mnt_data, M_UFSMNT); /* XXX */
mp->mnt_data = 0;
return (0);