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| author | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-12 20:13:50 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-12 20:13:50 -0400 |
| commit | 9717a91b01feda644f45fd63624a641385ef8f2d (patch) | |
| tree | c2abccf2e761596b361146de3041143f7db21c29 /fs/hfs/dir.c | |
| parent | 323ee8fc544d407eb053471b9607f95f987f5f12 (diff) | |
| download | linux-9717a91b01feda644f45fd63624a641385ef8f2d.tar.bz2 | |
hfs: switch to ->iterate_shared()
exact parallel of hfsplus analogue
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hfs/dir.c')
| -rw-r--r-- | fs/hfs/dir.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c index e9f2b855f831..163190ecc0d2 100644 --- a/fs/hfs/dir.c +++ b/fs/hfs/dir.c @@ -161,8 +161,14 @@ static int hfs_readdir(struct file *file, struct dir_context *ctx) } file->private_data = rd; rd->file = file; + spin_lock(&HFS_I(inode)->open_dir_lock); list_add(&rd->list, &HFS_I(inode)->open_dir_list); + spin_unlock(&HFS_I(inode)->open_dir_lock); } + /* + * Can be done after the list insertion; exclusion with + * hfs_delete_cat() is provided by directory lock. + */ memcpy(&rd->key, &fd.key, sizeof(struct hfs_cat_key)); out: hfs_find_exit(&fd); @@ -173,9 +179,9 @@ static int hfs_dir_release(struct inode *inode, struct file *file) { struct hfs_readdir_data *rd = file->private_data; if (rd) { - inode_lock(inode); + spin_lock(&HFS_I(inode)->open_dir_lock); list_del(&rd->list); - inode_unlock(inode); + spin_unlock(&HFS_I(inode)->open_dir_lock); kfree(rd); } return 0; @@ -303,7 +309,7 @@ static int hfs_rename(struct inode *old_dir, struct dentry *old_dentry, const struct file_operations hfs_dir_operations = { .read = generic_read_dir, - .iterate = hfs_readdir, + .iterate_shared = hfs_readdir, .llseek = generic_file_llseek, .release = hfs_dir_release, }; |