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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-12-29 21:58:39 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-12-30 19:01:03 +0100 |
| commit | fceef393a538134f03b778c5d2519e670269342f (patch) | |
| tree | cd43c9afdc07852d286965ad4d11772f6c275d1a /fs/hostfs/hostfs_kern.c | |
| parent | kill free_page_put_link() (diff) | |
| download | linux-fceef393a538134f03b778c5d2519e670269342f.tar.xz linux-fceef393a538134f03b778c5d2519e670269342f.zip | |
switch ->get_link() to delayed_call, kill ->put_link()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hostfs/hostfs_kern.c')
| -rw-r--r-- | fs/hostfs/hostfs_kern.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index 6ce5309ecb7b..7db524cc85b6 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -893,12 +893,13 @@ static const struct inode_operations hostfs_dir_iops = { }; static const char *hostfs_get_link(struct dentry *dentry, - struct inode *inode, void **cookie) + struct inode *inode, + struct delayed_call *done) { char *link; if (!dentry) return ERR_PTR(-ECHILD); - link = __getname(); + link = kmalloc(PATH_MAX, GFP_KERNEL); if (link) { char *path = dentry_name(dentry); int err = -ENOMEM; @@ -909,25 +910,20 @@ static const char *hostfs_get_link(struct dentry *dentry, __putname(path); } if (err < 0) { - __putname(link); + kfree(link); return ERR_PTR(err); } } else { return ERR_PTR(-ENOMEM); } - return *cookie = link; -} - -static void hostfs_put_link(struct inode *unused, void *cookie) -{ - __putname(cookie); + set_delayed_call(done, kfree_link, link); + return link; } static const struct inode_operations hostfs_link_iops = { .readlink = generic_readlink, .get_link = hostfs_get_link, - .put_link = hostfs_put_link, }; static int hostfs_fill_sb_common(struct super_block *sb, void *d, int silent) |