summaryrefslogtreecommitdiffstats
path: root/fs/gfs2/inode.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/gfs2/inode.c')
-rw-r--r--fs/gfs2/inode.c150
1 files changed, 1 insertions, 149 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 5a31d42..2f94bd7 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -30,7 +30,6 @@
#include "inode.h"
#include "log.h"
#include "meta_io.h"
-#include "ops_address.h"
#include "quota.h"
#include "rgrp.h"
#include "trans.h"
@@ -1047,154 +1046,7 @@ fail:
return ERR_PTR(error);
}
-/**
- * gfs2_rmdiri - Remove a directory
- * @dip: The parent directory of the directory to be removed
- * @name: The name of the directory to be removed
- * @ip: The GFS2 inode of the directory to be removed
- *
- * Assumes Glocks on dip and ip are held
- *
- * Returns: errno
- */
-
-int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
- struct gfs2_inode *ip)
-{
- struct qstr dotname;
- int error;
-
- if (ip->i_entries != 2) {
- if (gfs2_consist_inode(ip))
- gfs2_dinode_print(ip);
- return -EIO;
- }
-
- error = gfs2_dir_del(dip, name);
- if (error)
- return error;
-
- error = gfs2_change_nlink(dip, -1);
- if (error)
- return error;
-
- gfs2_str2qstr(&dotname, ".");
- error = gfs2_dir_del(ip, &dotname);
- if (error)
- return error;
-
- gfs2_str2qstr(&dotname, "..");
- error = gfs2_dir_del(ip, &dotname);
- if (error)
- return error;
-
- /* It looks odd, but it really should be done twice */
- error = gfs2_change_nlink(ip, -1);
- if (error)
- return error;
-
- error = gfs2_change_nlink(ip, -1);
- if (error)
- return error;
-
- return error;
-}
-
-/*
- * gfs2_unlink_ok - check to see that a inode is still in a directory
- * @dip: the directory
- * @name: the name of the file
- * @ip: the inode
- *
- * Assumes that the lock on (at least) @dip is held.
- *
- * Returns: 0 if the parent/child relationship is correct, errno if it isn't
- */
-
-int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
- const struct gfs2_inode *ip)
-{
- int error;
-
- if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode))
- return -EPERM;
-
- if ((dip->i_inode.i_mode & S_ISVTX) &&
- dip->i_inode.i_uid != current_fsuid() &&
- ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER))
- return -EPERM;
-
- if (IS_APPEND(&dip->i_inode))
- return -EPERM;
-
- error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC);
- if (error)
- return error;
-
- error = gfs2_dir_check(&dip->i_inode, name, ip);
- if (error)
- return error;
-
- return 0;
-}
-
-/**
- * gfs2_readlinki - return the contents of a symlink
- * @ip: the symlink's inode
- * @buf: a pointer to the buffer to be filled
- * @len: a pointer to the length of @buf
- *
- * If @buf is too small, a piece of memory is kmalloc()ed and needs
- * to be freed by the caller.
- *
- * Returns: errno
- */
-
-int gfs2_readlinki(struct gfs2_inode *ip, char **buf, unsigned int *len)
-{
- struct gfs2_holder i_gh;
- struct buffer_head *dibh;
- unsigned int x;
- int error;
-
- gfs2_holder_init(ip->i_gl, LM_ST_SHARED, 0, &i_gh);
- error = gfs2_glock_nq(&i_gh);
- if (error) {
- gfs2_holder_uninit(&i_gh);
- return error;
- }
-
- if (!ip->i_disksize) {
- gfs2_consist_inode(ip);
- error = -EIO;
- goto out;
- }
-
- error = gfs2_meta_inode_buffer(ip, &dibh);
- if (error)
- goto out;
-
- x = ip->i_disksize + 1;
- if (x > *len) {
- *buf = kmalloc(x, GFP_NOFS);
- if (!*buf) {
- error = -ENOMEM;
- goto out_brelse;
- }
- }
-
- memcpy(*buf, dibh->b_data + sizeof(struct gfs2_dinode), x);
- *len = x;
-
-out_brelse:
- brelse(dibh);
-out:
- gfs2_glock_dq_uninit(&i_gh);
- return error;
-}
-
-static int
-__gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr)
+static int __gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr)
{
struct buffer_head *dibh;
int error;
OpenPOWER on IntegriCloud