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authorJoel Becker <joel.becker@oracle.com>2009-08-19 07:40:14 +0400
committerJoel Becker <joel.becker@oracle.com>2010-02-27 02:41:11 +0300
commitbca5e9bd1eb2a9422a2ff29e822a956310653754 (patch)
tree593e82a8bc6782141eb31f5d2274c0597f950c2f /fs/ocfs2/xattr.c
parent73857ee0b548017f9632a0d0e6fe2dabbdc11d31 (diff)
downloadlinux-bca5e9bd1eb2a9422a2ff29e822a956310653754.tar.xz
ocfs2: Gell into ocfs2_xa_set()
ocfs2_xa_set() wraps the ocfs2_xa_prepare_entry()/ocfs2_xa_store_value() logic. Both callers can now use the same routine. ocfs2_xa_remove() moves directly into ocfs2_xa_set(). Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/xattr.c')
-rw-r--r--fs/ocfs2/xattr.c88
1 files changed, 42 insertions, 46 deletions
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index 550a3e86c971..98c18fbfc289 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -2017,8 +2017,6 @@ out:
* Prepares loc->xl_entry to receive the new xattr. This includes
* properly setting up the name+value pair region. If loc->xl_entry
* already exists, it will take care of modifying it appropriately.
- * This also includes deleting entries, but don't call this to remove
- * a non-existant entry. That's just a bug.
*
* Note that this modifies the data. You did journal_access already,
* right?
@@ -2030,11 +2028,6 @@ static int ocfs2_xa_prepare_entry(struct ocfs2_xa_loc *loc,
{
int rc = 0;
- if (!xi->xi_value) {
- rc = ocfs2_xa_remove(loc, ctxt);
- goto out;
- }
-
rc = ocfs2_xa_check_space(loc, xi);
if (rc)
goto out;
@@ -2092,9 +2085,6 @@ static int ocfs2_xa_store_value(struct ocfs2_xa_loc *loc,
char *nameval_buf;
struct ocfs2_xattr_value_buf vb;
- if (!xi->xi_value)
- goto out;
-
nameval_buf = ocfs2_xa_offset_pointer(loc, nameval_offset);
if (xi->xi_value_len > OCFS2_XATTR_INLINE_SIZE) {
ocfs2_xa_fill_value_buf(loc, &vb);
@@ -2105,10 +2095,49 @@ static int ocfs2_xa_store_value(struct ocfs2_xa_loc *loc,
} else
memcpy(nameval_buf + name_size, xi->xi_value, xi->xi_value_len);
-out:
return rc;
}
+static int ocfs2_xa_set(struct ocfs2_xa_loc *loc,
+ struct ocfs2_xattr_info *xi,
+ struct ocfs2_xattr_set_ctxt *ctxt)
+{
+ int ret;
+ u32 name_hash = ocfs2_xattr_name_hash(loc->xl_inode, xi->xi_name,
+ xi->xi_name_len);
+
+ ret = ocfs2_xa_journal_access(ctxt->handle, loc,
+ OCFS2_JOURNAL_ACCESS_WRITE);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+
+ /* Don't worry, we are never called with !xi_value and !xl_entry */
+ if (!xi->xi_value) {
+ ret = ocfs2_xa_remove(loc, ctxt);
+ goto out;
+ }
+
+ ret = ocfs2_xa_prepare_entry(loc, xi, name_hash, ctxt);
+ if (ret) {
+ if (ret != -ENOSPC)
+ mlog_errno(ret);
+ goto out;
+ }
+
+ ret = ocfs2_xa_store_value(loc, xi, ctxt);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+
+ ocfs2_xa_journal_dirty(ctxt->handle, loc);
+
+out:
+ return ret;
+}
+
static void ocfs2_init_dinode_xa_loc(struct ocfs2_xa_loc *loc,
struct inode *inode,
struct buffer_head *bh,
@@ -2183,8 +2212,6 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
struct ocfs2_dinode *di = (struct ocfs2_dinode *)xs->inode_bh->b_data;
handle_t *handle = ctxt->handle;
int ret;
- u32 name_hash = ocfs2_xattr_name_hash(inode, xi->xi_name,
- xi->xi_name_len);
struct ocfs2_xa_loc loc;
if (!(flag & OCFS2_INLINE_XATTR_FL))
@@ -2205,14 +2232,8 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
else
ocfs2_init_xattr_block_xa_loc(&loc, inode, xs->xattr_bh,
xs->not_found ? NULL : xs->here);
- ret = ocfs2_xa_journal_access(handle, &loc,
- OCFS2_JOURNAL_ACCESS_WRITE);
- if (ret) {
- mlog_errno(ret);
- goto out;
- }
- ret = ocfs2_xa_prepare_entry(&loc, xi, name_hash, ctxt);
+ ret = ocfs2_xa_set(&loc, xi, ctxt);
if (ret) {
if (ret != -ENOSPC)
mlog_errno(ret);
@@ -2220,14 +2241,6 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
}
xs->here = loc.xl_entry;
- ret = ocfs2_xa_store_value(&loc, xi, ctxt);
- if (ret) {
- mlog_errno(ret);
- goto out;
- }
-
- ocfs2_xa_journal_dirty(handle, &loc);
-
if (!(oi->ip_dyn_features & OCFS2_INLINE_XATTR_FL) &&
(flag & OCFS2_INLINE_XATTR_FL)) {
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
@@ -5415,8 +5428,6 @@ static int ocfs2_xattr_set_in_bucket(struct inode *inode,
int ret;
u64 blkno;
struct ocfs2_xa_loc loc;
- u32 name_hash = ocfs2_xattr_name_hash(inode, xi->xi_name,
- xi->xi_name_len);
if (!xs->bucket->bu_bhs[1]) {
blkno = bucket_blkno(xs->bucket);
@@ -5430,14 +5441,7 @@ static int ocfs2_xattr_set_in_bucket(struct inode *inode,
ocfs2_init_xattr_bucket_xa_loc(&loc, xs->bucket,
xs->not_found ? NULL : xs->here);
- ret = ocfs2_xa_journal_access(ctxt->handle, &loc,
- OCFS2_JOURNAL_ACCESS_WRITE);
- if (ret < 0) {
- mlog_errno(ret);
- goto out;
- }
-
- ret = ocfs2_xa_prepare_entry(&loc, xi, name_hash, ctxt);
+ ret = ocfs2_xa_set(&loc, xi, ctxt);
if (ret) {
if (ret != -ENOSPC)
mlog_errno(ret);
@@ -5445,14 +5449,6 @@ static int ocfs2_xattr_set_in_bucket(struct inode *inode,
}
xs->here = loc.xl_entry;
- ret = ocfs2_xa_store_value(&loc, xi, ctxt);
- if (ret) {
- mlog_errno(ret);
- goto out;
- }
-
- ocfs2_xa_journal_dirty(ctxt->handle, &loc);
-
out:
return ret;
}