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authorMiklos Szeredi <mszeredi@suse.cz>2010-08-10 13:41:36 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-08-11 08:28:20 +0400
commitf7ad3c6be90809b53b7f0ae9d4eaa45ce2564a79 (patch)
treedc9b09188bab35320200f318b5e7b52f24dc43ad /fs/fs_struct.c
parent542ce7a9bc6b3838832ae0f4f8de30c667af8ff3 (diff)
downloadlinux-f7ad3c6be90809b53b7f0ae9d4eaa45ce2564a79.tar.xz
vfs: add helpers to get root and pwd
Add three helpers that retrieve a refcounted copy of the root and cwd from the supplied fs_struct. get_fs_root() get_fs_pwd() get_fs_root_and_pwd() Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fs_struct.c')
-rw-r--r--fs/fs_struct.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/fs_struct.c b/fs/fs_struct.c
index eee059052db5..1ee40eb9a2c0 100644
--- a/fs/fs_struct.c
+++ b/fs/fs_struct.c
@@ -106,12 +106,7 @@ struct fs_struct *copy_fs_struct(struct fs_struct *old)
fs->in_exec = 0;
rwlock_init(&fs->lock);
fs->umask = old->umask;
- read_lock(&old->lock);
- fs->root = old->root;
- path_get(&old->root);
- fs->pwd = old->pwd;
- path_get(&old->pwd);
- read_unlock(&old->lock);
+ get_fs_root_and_pwd(old, &fs->root, &fs->pwd);
}
return fs;
}