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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-09 09:34:18 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-09 09:34:18 -0400
commit8b512d9a88875affe584bb3d2a7a235f84343b9e (patch)
tree80c46a675aeffaedd8d18e2bb6361768f4f4845a /fs
parent5528f911b4c43a5de5da34bcbd7e3f2a62503617 (diff)
downloadlinux-8b512d9a88875affe584bb3d2a7a235f84343b9e.tar.bz2
VFS: Remove dependency of ->umount_begin() call on MNT_FORCE
Allow filesystems to decide to perform pre-umount processing whether or not MNT_FORCE is set. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/9p/vfs_super.c7
-rw-r--r--fs/cifs/cifsfs.c6
-rw-r--r--fs/fuse/inode.c5
-rw-r--r--fs/namespace.c4
-rw-r--r--fs/nfs/inode.c14
5 files changed, 22 insertions, 14 deletions
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 61c599b4a1e3..00c1f6baf870 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -253,11 +253,12 @@ static int v9fs_show_options(struct seq_file *m, struct vfsmount *mnt)
}
static void
-v9fs_umount_begin(struct super_block *sb)
+v9fs_umount_begin(struct vfsmount *vfsmnt, int flags)
{
- struct v9fs_session_info *v9ses = sb->s_fs_info;
+ struct v9fs_session_info *v9ses = vfsmnt->mnt_sb->s_fs_info;
- v9fs_session_cancel(v9ses);
+ if (flags & MNT_FORCE)
+ v9fs_session_cancel(v9ses);
}
static struct super_operations v9fs_super_ops = {
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index c262d8874ce9..3fdc2258f447 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -402,12 +402,14 @@ static struct quotactl_ops cifs_quotactl_ops = {
#endif
#ifdef CONFIG_CIFS_EXPERIMENTAL
-static void cifs_umount_begin(struct super_block * sblock)
+static void cifs_umount_begin(struct vfsmount * vfsmnt, int flags)
{
struct cifs_sb_info *cifs_sb;
struct cifsTconInfo * tcon;
- cifs_sb = CIFS_SB(sblock);
+ if (!(flags & MNT_FORCE))
+ return;
+ cifs_sb = CIFS_SB(vfsmnt->mnt_sb);
if(cifs_sb == NULL)
return;
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 7627022446b2..13ebe5780c93 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -195,9 +195,10 @@ struct inode *fuse_iget(struct super_block *sb, unsigned long nodeid,
return inode;
}
-static void fuse_umount_begin(struct super_block *sb)
+static void fuse_umount_begin(struct vfsmount *vfsmnt, int flags)
{
- fuse_abort_conn(get_fuse_conn_super(sb));
+ if (flags & MNT_FORCE)
+ fuse_abort_conn(get_fuse_conn_super(vfsmnt->mnt_sb));
}
static void fuse_put_super(struct super_block *sb)
diff --git a/fs/namespace.c b/fs/namespace.c
index b22e469ab560..6bb0b85293e7 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -576,8 +576,8 @@ static int do_umount(struct vfsmount *mnt, int flags)
*/
lock_kernel();
- if ((flags & MNT_FORCE) && sb->s_op->umount_begin)
- sb->s_op->umount_begin(sb);
+ if (sb->s_op->umount_begin)
+ sb->s_op->umount_begin(mnt, flags);
unlock_kernel();
/*
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 9ff039f9a836..fda2b4966179 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -63,7 +63,7 @@ static struct inode *nfs_alloc_inode(struct super_block *sb);
static void nfs_destroy_inode(struct inode *);
static int nfs_write_inode(struct inode *,int);
static void nfs_clear_inode(struct inode *);
-static void nfs_umount_begin(struct super_block *);
+static void nfs_umount_begin(struct vfsmount *, int);
static int nfs_statfs(struct super_block *, struct kstatfs *);
static int nfs_show_options(struct seq_file *, struct vfsmount *);
static int nfs_show_stats(struct seq_file *, struct vfsmount *);
@@ -162,15 +162,19 @@ nfs_clear_inode(struct inode *inode)
BUG_ON(atomic_read(&nfsi->data_updates) != 0);
}
-void
-nfs_umount_begin(struct super_block *sb)
+static void nfs_umount_begin(struct vfsmount *vfsmnt, int flags)
{
- struct rpc_clnt *rpc = NFS_SB(sb)->client;
+ struct nfs_server *server;
+ struct rpc_clnt *rpc;
+ if (!(flags & MNT_FORCE))
+ return;
/* -EIO all pending I/O */
+ server = NFS_SB(vfsmnt->mnt_sb);
+ rpc = server->client;
if (!IS_ERR(rpc))
rpc_killall_tasks(rpc);
- rpc = NFS_SB(sb)->client_acl;
+ rpc = server->client_acl;
if (!IS_ERR(rpc))
rpc_killall_tasks(rpc);
}