Fix checkpatch warning:
"WARNING: Missing a blank line after declarations"
Cc: reiserfs-devel@xxxxxxxxxxxxxxx
Cc: Jeff Mahoney <jeffm@xxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
fs/reiserfs/xattr.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index ca416d0..fdffe1f 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -84,6 +84,7 @@ static int xattr_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
static int xattr_unlink(struct inode *dir, struct dentry *dentry)
{
int error;
+
BUG_ON(!mutex_is_locked(&dir->i_mutex));
mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
@@ -98,6 +99,7 @@ static int xattr_unlink(struct inode *dir, struct dentry *dentry)
static int xattr_rmdir(struct inode *dir, struct dentry *dentry)
{
int error;
+
BUG_ON(!mutex_is_locked(&dir->i_mutex));
mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
@@ -117,6 +119,7 @@ static struct dentry *open_xa_root(struct super_block *sb, int flags)
{
struct dentry *privroot = REISERFS_SB(sb)->priv_root;
struct dentry *xaroot;
+
if (!privroot->d_inode)
return ERR_PTR(-ENODATA);
@@ -127,6 +130,7 @@ static struct dentry *open_xa_root(struct super_block *sb, int flags)
xaroot = ERR_PTR(-ENODATA);
else if (!xaroot->d_inode) {
int err = -ENODATA;
+
if (xattr_may_create(flags))
err = xattr_mkdir(privroot->d_inode, xaroot, 0700);
if (err) {
@@ -157,6 +161,7 @@ static struct dentry *open_xa_dir(const struct inode *inode, int flags)
xadir = lookup_one_len(namebuf, xaroot, strlen(namebuf));
if (!IS_ERR(xadir) && !xadir->d_inode) {
int err = -ENODATA;
+
if (xattr_may_create(flags))
err = xattr_mkdir(xaroot->d_inode, xadir, 0700);
if (err) {
@@ -188,6 +193,7 @@ fill_with_dentries(void *buf, const char *name, int namelen, loff_t offset,
{
struct reiserfs_dentry_buf *dbuf = buf;
struct dentry *dentry;
+
WARN_ON_ONCE(!mutex_is_locked(&dbuf->xadir->d_inode->i_mutex));
if (dbuf->count == ARRAY_SIZE(dbuf->dentries))
@@ -218,6 +224,7 @@ static void
cleanup_dentry_buf(struct reiserfs_dentry_buf *buf)
{
int i;
+
for (i = 0; i < buf->count; i++)
if (buf->dentries[i])
dput(buf->dentries[i]);
@@ -283,11 +290,13 @@ static int reiserfs_for_each_xattr(struct inode *inode,
int blocks = JOURNAL_PER_BALANCE_CNT * 2 + 2 +
4 * REISERFS_QUOTA_TRANS_BLOCKS(inode->i_sb);
struct reiserfs_transaction_handle th;
+
reiserfs_write_lock(inode->i_sb);
err = journal_begin(&th, inode->i_sb, blocks);
reiserfs_write_unlock(inode->i_sb);
if (!err) {
int jerror;
+
mutex_lock_nested(&dir->d_parent->d_inode->i_mutex,
I_MUTEX_XATTR);
err = action(dir, data);
@@ -340,6 +349,7 @@ static int chown_one_xattr(struct dentry *dentry, void *data)
int reiserfs_delete_xattrs(struct inode *inode)
{
int err = reiserfs_for_each_xattr(inode, delete_one_xattr, NULL);
+
if (err)
reiserfs_warning(inode->i_sb, "jdm-20004",
"Couldn't delete all xattrs (%d)\n", err);
@@ -350,6 +360,7 @@ int reiserfs_delete_xattrs(struct inode *inode)
int reiserfs_chown_xattrs(struct inode *inode, struct iattr *attrs)
{
int err = reiserfs_for_each_xattr(inode, chown_one_xattr, attrs);
+
if (err)
reiserfs_warning(inode->i_sb, "jdm-20007",
"Couldn't chown all xattrs (%d)\n", err);
@@ -439,6 +450,7 @@ int reiserfs_commit_write(struct file *f, struct page *page,
static void update_ctime(struct inode *inode)
{
struct timespec now = current_fs_time(inode->i_sb);
+
if (inode_unhashed(inode) || !inode->i_nlink ||
timespec_equal(&inode->i_ctime, &now))
return;
@@ -514,6 +526,7 @@ reiserfs_xattr_set_handle(struct reiserfs_transaction_handle *th,
size_t chunk;
size_t skip = 0;
size_t page_offset = (file_pos & (PAGE_CACHE_SIZE - 1));
+
if (buffer_size - buffer_pos > PAGE_CACHE_SIZE)
chunk = PAGE_CACHE_SIZE;
else
@@ -530,6 +543,7 @@ reiserfs_xattr_set_handle(struct reiserfs_transaction_handle *th,
if (file_pos == 0) {
struct reiserfs_xattr_header *rxh;
+
skip = file_pos = sizeof(struct reiserfs_xattr_header);
if (chunk + skip > PAGE_CACHE_SIZE)
chunk = PAGE_CACHE_SIZE - skip;
@@ -659,6 +673,7 @@ reiserfs_xattr_get(struct inode *inode, const char *name, void *buffer,
size_t chunk;
char *data;
size_t skip = 0;
+
if (isize - file_pos > PAGE_CACHE_SIZE)
chunk = PAGE_CACHE_SIZE;
else
@@ -792,6 +807,7 @@ reiserfs_setxattr(struct dentry *dentry, const char *name, const void *value,
int reiserfs_removexattr(struct dentry *dentry, const char *name)
{
const struct xattr_handler *handler;
+
handler = find_xattr_handler_prefix(dentry->d_sb->s_xattr, name);
if (!handler || get_inode_sd_version(dentry->d_inode) == STAT_DATA_V1)
@@ -813,9 +829,11 @@ static int listxattr_filler(void *buf, const char *name, int namelen,
{
struct listxattr_buf *b = (struct listxattr_buf *)buf;
size_t size;
+
if (name[0] != '.' ||
(namelen != 1 && (name[1] != '.' || namelen != 2))) {
const struct xattr_handler *handler;
+
handler = find_xattr_handler_prefix(b->dentry->d_sb->s_xattr,
name);
if (!handler) /* Unsupported xattr name */
@@ -885,6 +903,7 @@ static int create_privroot(struct dentry *dentry)
{
int err;
struct inode *inode = dentry->d_parent->d_inode;
+
WARN_ON_ONCE(!mutex_is_locked(&inode->i_mutex));
err = xattr_mkdir(inode, dentry, 0700);
@@ -1015,6 +1034,7 @@ int reiserfs_xattr_init(struct super_block *s, int mount_flags)
mutex_lock(&privroot->d_inode->i_mutex);
if (!REISERFS_SB(s)->xattr_root) {
struct dentry *dentry;
+
dentry = lookup_one_len(XAROOT_NAME, privroot,
strlen(XAROOT_NAME));
if (!IS_ERR(dentry))
--
1.8.4.5
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