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authorDavid S. Miller <davem@davemloft.net>2017-03-24 01:11:56 +0300
committerDavid S. Miller <davem@davemloft.net>2017-03-24 02:41:27 +0300
commit16ae1f223601c44e5cb65c99257ffae003504704 (patch)
tree1f5284c0e82e4d94ca07eb022fa7911d99bb0cb6 /fs/afs/mntpt.c
parent6f359f99b8c2ff3b09329611da00fe39a7c10e7e (diff)
parentd038e3dcfff6e3de132726a9c7174d8170032aa4 (diff)
downloadlinux-16ae1f223601c44e5cb65c99257ffae003504704.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/broadcom/genet/bcmmii.c drivers/net/hyperv/netvsc.c kernel/bpf/hashtab.c Almost entirely overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/afs/mntpt.c')
-rw-r--r--fs/afs/mntpt.c53
1 files changed, 0 insertions, 53 deletions
diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c
index d4fb0afc0097..bd3b65cde282 100644
--- a/fs/afs/mntpt.c
+++ b/fs/afs/mntpt.c
@@ -47,59 +47,6 @@ static DECLARE_DELAYED_WORK(afs_mntpt_expiry_timer, afs_mntpt_expiry_timed_out);
static unsigned long afs_mntpt_expiry_timeout = 10 * 60;
/*
- * check a symbolic link to see whether it actually encodes a mountpoint
- * - sets the AFS_VNODE_MOUNTPOINT flag on the vnode appropriately
- */
-int afs_mntpt_check_symlink(struct afs_vnode *vnode, struct key *key)
-{
- struct page *page;
- size_t size;
- char *buf;
- int ret;
-
- _enter("{%x:%u,%u}",
- vnode->fid.vid, vnode->fid.vnode, vnode->fid.unique);
-
- /* read the contents of the symlink into the pagecache */
- page = read_cache_page(AFS_VNODE_TO_I(vnode)->i_mapping, 0,
- afs_page_filler, key);
- if (IS_ERR(page)) {
- ret = PTR_ERR(page);
- goto out;
- }
-
- ret = -EIO;
- if (PageError(page))
- goto out_free;
-
- buf = kmap(page);
-
- /* examine the symlink's contents */
- size = vnode->status.size;
- _debug("symlink to %*.*s", (int) size, (int) size, buf);
-
- if (size > 2 &&
- (buf[0] == '%' || buf[0] == '#') &&
- buf[size - 1] == '.'
- ) {
- _debug("symlink is a mountpoint");
- spin_lock(&vnode->lock);
- set_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags);
- vnode->vfs_inode.i_flags |= S_AUTOMOUNT;
- spin_unlock(&vnode->lock);
- }
-
- ret = 0;
-
- kunmap(page);
-out_free:
- put_page(page);
-out:
- _leave(" = %d", ret);
- return ret;
-}
-
-/*
* no valid lookup procedure on this sort of dir
*/
static struct dentry *afs_mntpt_lookup(struct inode *dir,