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| author | Al Viro <viro@zeniv.linux.org.uk> | 2011-11-25 11:25:17 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-01-04 07:57:11 +0400 |
| commit | 52ba1621de1479ce7e52b6d167860462e483313c (patch) | |
| tree | 1609df395c437e8d2c0da30cace9a2b343ca0ad8 /fs | |
| parent | 1a4eeaf2a8c07404e2d1c3ff99b393fd4c207170 (diff) | |
| download | linux-52ba1621de1479ce7e52b6d167860462e483313c.tar.xz | |
vfs: move mnt_devname
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/mount.h | 3 | ||||
| -rw-r--r-- | fs/namespace.c | 18 |
2 files changed, 11 insertions, 10 deletions
diff --git a/fs/mount.h b/fs/mount.h index 7060d2a6f802..c5fc3f7a9580 100644 --- a/fs/mount.h +++ b/fs/mount.h @@ -19,7 +19,8 @@ struct mount { #endif struct list_head mnt_mounts; /* list of children, anchored here */ struct list_head mnt_child; /* and going through their mnt_child */ - /* yet to be moved - up to mnt_devname */ + /* yet to be moved - fsnotify ones go here */ + const char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */ struct list_head mnt_list; struct list_head mnt_expire; /* link in fs-specific expiry list */ struct list_head mnt_share; /* circular list of shared mounts */ diff --git a/fs/namespace.c b/fs/namespace.c index e15125356ac1..b8a30928d0c1 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -183,8 +183,8 @@ static struct mount *alloc_vfsmnt(const char *name) goto out_free_cache; if (name) { - mnt->mnt_devname = kstrdup(name, GFP_KERNEL); - if (!mnt->mnt_devname) + p->mnt_devname = kstrdup(name, GFP_KERNEL); + if (!p->mnt_devname) goto out_free_id; } @@ -215,7 +215,7 @@ static struct mount *alloc_vfsmnt(const char *name) #ifdef CONFIG_SMP out_free_devname: - kfree(p->mnt.mnt_devname); + kfree(p->mnt_devname); #endif out_free_id: mnt_free_id(p); @@ -451,7 +451,7 @@ static void __mnt_unmake_readonly(struct mount *mnt) static void free_vfsmnt(struct mount *mnt) { - kfree(mnt->mnt.mnt_devname); + kfree(mnt->mnt_devname); mnt_free_id(mnt); #ifdef CONFIG_SMP free_percpu(mnt->mnt_pcp); @@ -692,7 +692,7 @@ static struct mount *clone_mnt(struct mount *old, struct dentry *root, int flag) { struct super_block *sb = old->mnt.mnt_sb; - struct mount *mnt = alloc_vfsmnt(old->mnt.mnt_devname); + struct mount *mnt = alloc_vfsmnt(old->mnt_devname); if (mnt) { if (flag & (CL_SLAVE | CL_PRIVATE)) @@ -997,7 +997,7 @@ static int show_vfsmnt(struct seq_file *m, void *v) if (err) goto out; } else { - mangle(m, mnt->mnt_devname ? mnt->mnt_devname : "none"); + mangle(m, r->mnt_devname ? r->mnt_devname : "none"); } seq_putc(m, ' '); seq_path(m, &mnt_path, " \t\n\\"); @@ -1070,7 +1070,7 @@ static int show_mountinfo(struct seq_file *m, void *v) if (sb->s_op->show_devname) err = sb->s_op->show_devname(m, mnt); else - mangle(m, mnt->mnt_devname ? mnt->mnt_devname : "none"); + mangle(m, r->mnt_devname ? r->mnt_devname : "none"); if (err) goto out; seq_puts(m, sb->s_flags & MS_RDONLY ? " ro" : " rw"); @@ -1103,9 +1103,9 @@ static int show_vfsstat(struct seq_file *m, void *v) seq_puts(m, "device "); err = mnt->mnt_sb->s_op->show_devname(m, mnt); } else { - if (mnt->mnt_devname) { + if (r->mnt_devname) { seq_puts(m, "device "); - mangle(m, mnt->mnt_devname); + mangle(m, r->mnt_devname); } else seq_puts(m, "no device"); } |