aboutsummaryrefslogtreecommitdiff
path: root/fs/9p
diff options
context:
space:
mode:
Diffstat (limited to 'fs/9p')
-rw-r--r--fs/9p/conv.c1
-rw-r--r--fs/9p/error.c1
-rw-r--r--fs/9p/fcall.c1
-rw-r--r--fs/9p/fcprint.c1
-rw-r--r--fs/9p/fid.c1
-rw-r--r--fs/9p/mux.c5
-rw-r--r--fs/9p/trans_fd.c1
-rw-r--r--fs/9p/v9fs.c1
-rw-r--r--fs/9p/v9fs_vfs.h2
-rw-r--r--fs/9p/vfs_addr.c3
-rw-r--r--fs/9p/vfs_file.c1
-rw-r--r--fs/9p/vfs_inode.c14
-rw-r--r--fs/9p/vfs_super.c29
13 files changed, 28 insertions, 33 deletions
diff --git a/fs/9p/conv.c b/fs/9p/conv.c
index a767e05b60b..1e898144eb7 100644
--- a/fs/9p/conv.c
+++ b/fs/9p/conv.c
@@ -24,7 +24,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/9p/error.c b/fs/9p/error.c
index 981fe8ecd78..ae91555c155 100644
--- a/fs/9p/error.c
+++ b/fs/9p/error.c
@@ -27,7 +27,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/list.h>
diff --git a/fs/9p/fcall.c b/fs/9p/fcall.c
index 6f2617820a4..8556097fcda 100644
--- a/fs/9p/fcall.c
+++ b/fs/9p/fcall.c
@@ -24,7 +24,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/9p/fcprint.c b/fs/9p/fcprint.c
index 583e827baeb..34b96114a28 100644
--- a/fs/9p/fcprint.c
+++ b/fs/9p/fcprint.c
@@ -21,7 +21,6 @@
* Boston, MA 02111-1301 USA
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index b7608af07ce..70492ccb438 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -20,7 +20,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/9p/mux.c b/fs/9p/mux.c
index f4407eb276c..90a79c78454 100644
--- a/fs/9p/mux.c
+++ b/fs/9p/mux.c
@@ -23,7 +23,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
@@ -712,7 +711,7 @@ static void v9fs_read_work(void *a)
* v9fs_send_request - send 9P request
* The function can sleep until the request is scheduled for sending.
* The function can be interrupted. Return from the function is not
- * a guarantee that the request is sent succesfully. Can return errors
+ * a guarantee that the request is sent successfully. Can return errors
* that can be retrieved by PTR_ERR macros.
*
* @m: mux data
@@ -932,6 +931,8 @@ v9fs_mux_rpc(struct v9fs_mux_data *m, struct v9fs_fcall *tc,
r.rcall || r.err);
} while (!r.rcall && !r.err && err==-ERESTARTSYS &&
m->trans->status==Connected && !m->err);
+
+ err = -ERESTARTSYS;
}
sigpending = 1;
}
diff --git a/fs/9p/trans_fd.c b/fs/9p/trans_fd.c
index 94e0a7fd9fc..34d43355beb 100644
--- a/fs/9p/trans_fd.c
+++ b/fs/9p/trans_fd.c
@@ -25,7 +25,6 @@
*
*/
-#include <linux/config.h>
#include <linux/in.h>
#include <linux/module.h>
#include <linux/net.h>
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index d37416eb579..22f7ccd58d3 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -23,7 +23,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/9p/v9fs_vfs.h b/fs/9p/v9fs_vfs.h
index f867b8d3e97..450b0c1b385 100644
--- a/fs/9p/v9fs_vfs.h
+++ b/fs/9p/v9fs_vfs.h
@@ -38,7 +38,7 @@
*/
extern struct file_system_type v9fs_fs_type;
-extern struct address_space_operations v9fs_addr_operations;
+extern const struct address_space_operations v9fs_addr_operations;
extern const struct file_operations v9fs_file_operations;
extern const struct file_operations v9fs_dir_operations;
extern struct dentry_operations v9fs_dentry_operations;
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index efda46fb64d..9dfd259a70b 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -31,7 +31,6 @@
#include <linux/string.h>
#include <linux/smp_lock.h>
#include <linux/inet.h>
-#include <linux/version.h>
#include <linux/pagemap.h>
#include <linux/idr.h>
@@ -103,6 +102,6 @@ UnmapAndUnlock:
return retval;
}
-struct address_space_operations v9fs_addr_operations = {
+const struct address_space_operations v9fs_addr_operations = {
.readpage = v9fs_vfs_readpage,
};
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 1a8e46084f0..c3c47eda757 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -31,7 +31,6 @@
#include <linux/string.h>
#include <linux/smp_lock.h>
#include <linux/inet.h>
-#include <linux/version.h>
#include <linux/list.h>
#include <asm/uaccess.h>
#include <linux/idr.h>
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 2cb87ba4b1c..2f580a197b8 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -300,7 +300,7 @@ clunk_fid:
fid = V9FS_NOFID;
put_fid:
- if (fid >= 0)
+ if (fid != V9FS_NOFID)
v9fs_put_idpool(fid, &v9ses->fidpool);
kfree(fcall);
@@ -530,9 +530,6 @@ error:
if (vfid)
v9fs_fid_destroy(vfid);
- if (inode)
- iput(inode);
-
return err;
}
@@ -1054,6 +1051,9 @@ static int v9fs_vfs_readlink(struct dentry *dentry, char __user * buffer,
int ret;
char *link = __getname();
+ if (unlikely(!link))
+ return -ENOMEM;
+
if (buflen > PATH_MAX)
buflen = PATH_MAX;
@@ -1171,9 +1171,6 @@ error:
if (vfid)
v9fs_fid_destroy(vfid);
- if (inode)
- iput(inode);
-
return err;
}
@@ -1227,6 +1224,9 @@ v9fs_vfs_link(struct dentry *old_dentry, struct inode *dir,
}
name = __getname();
+ if (unlikely(!name))
+ return -ENOMEM;
+
sprintf(name, "%d\n", oldfid->fid);
retval = v9fs_vfs_mkspecial(dir, dentry, V9FS_DMLINK, name);
__putname(name);
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 61c599b4a1e..63320d4e15d 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -25,7 +25,6 @@
*/
#include <linux/kernel.h>
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
@@ -99,12 +98,13 @@ v9fs_fill_super(struct super_block *sb, struct v9fs_session_info *v9ses,
* @flags: mount flags
* @dev_name: device name that was mounted
* @data: mount options
+ * @mnt: mountpoint record to be instantiated
*
*/
-static struct super_block *v9fs_get_sb(struct file_system_type
- *fs_type, int flags,
- const char *dev_name, void *data)
+static int v9fs_get_sb(struct file_system_type *fs_type, int flags,
+ const char *dev_name, void *data,
+ struct vfsmount *mnt)
{
struct super_block *sb = NULL;
struct v9fs_fcall *fcall = NULL;
@@ -123,17 +123,19 @@ static struct super_block *v9fs_get_sb(struct file_system_type
v9ses = kzalloc(sizeof(struct v9fs_session_info), GFP_KERNEL);
if (!v9ses)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
if ((newfid = v9fs_session_init(v9ses, dev_name, data)) < 0) {
dprintk(DEBUG_ERROR, "problem initiating session\n");
- sb = ERR_PTR(newfid);
+ retval = newfid;
goto out_free_session;
}
sb = sget(fs_type, NULL, v9fs_set_super, v9ses);
- if (IS_ERR(sb))
+ if (IS_ERR(sb)) {
+ retval = PTR_ERR(sb);
goto out_close_session;
+ }
v9fs_fill_super(sb, v9ses, flags);
inode = v9fs_get_inode(sb, S_IFDIR | mode);
@@ -184,19 +186,19 @@ static struct super_block *v9fs_get_sb(struct file_system_type
goto put_back_sb;
}
- return sb;
+ return simple_set_mnt(mnt, sb);
out_close_session:
v9fs_session_close(v9ses);
out_free_session:
kfree(v9ses);
- return sb;
+ return retval;
put_back_sb:
/* deactivate_super calls v9fs_kill_super which will frees the rest */
up_write(&sb->s_umount);
deactivate_super(sb);
- return ERR_PTR(retval);
+ return retval;
}
/**
@@ -253,11 +255,12 @@ 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 = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 02:13:01 +0000