autofs4: keep symlink body in inode->i_private
gets rid of all ->free()/->u.symlink machinery in autofs; we simply
keep symlink bodies in inode->i_private and free them in ->evict_inode().
Acked-by: Ian Kent <raven@themaw.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index 9e1a9da..cf8abc7 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -22,14 +22,6 @@
#include "autofs_i.h"
#include <linux/module.h>
-static void ino_lnkfree(struct autofs_info *ino)
-{
- if (ino->u.symlink) {
- kfree(ino->u.symlink);
- ino->u.symlink = NULL;
- }
-}
-
struct autofs_info *autofs4_init_ino(struct autofs_info *ino,
struct autofs_sb_info *sbi, mode_t mode)
{
@@ -60,16 +52,6 @@
ino->sbi = sbi;
- if (reinit && ino->free)
- (ino->free)(ino);
-
- memset(&ino->u, 0, sizeof(ino->u));
-
- ino->free = NULL;
-
- if (S_ISLNK(mode))
- ino->free = ino_lnkfree;
-
return ino;
}
@@ -79,8 +61,6 @@
ino->dentry->d_fsdata = NULL;
ino->dentry = NULL;
}
- if (ino->free)
- (ino->free)(ino);
kfree(ino);
}
@@ -136,9 +116,16 @@
return 0;
}
+static void autofs4_evict_inode(struct inode *inode)
+{
+ end_writeback(inode);
+ kfree(inode->i_private);
+}
+
static const struct super_operations autofs4_sops = {
.statfs = simple_statfs,
.show_options = autofs4_show_options,
+ .evict_inode = autofs4_evict_inode,
};
enum {Opt_err, Opt_fd, Opt_uid, Opt_gid, Opt_pgrp, Opt_minproto, Opt_maxproto,