mirror of https://gitee.com/openkylin/linux.git
reiserfs: small variable cleanup
This patch removes the xinode and mapping variables from reiserfs_xattr_{get,set}. Signed-off-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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parent
0030b64570
commit
f437c529e3
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@ -420,10 +420,8 @@ reiserfs_xattr_set(struct inode *inode, const char *name, const void *buffer,
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struct dentry *dentry;
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struct page *page;
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char *data;
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struct address_space *mapping;
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size_t file_pos = 0;
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size_t buffer_pos = 0;
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struct inode *xinode;
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struct iattr newattrs;
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__u32 xahash = 0;
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@ -441,11 +439,10 @@ reiserfs_xattr_set(struct inode *inode, const char *name, const void *buffer,
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goto out;
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}
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xinode = dentry->d_inode;
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REISERFS_I(inode)->i_flags |= i_has_xattr_dir;
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/* we need to copy it off.. */
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if (xinode->i_nlink > 1) {
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if (dentry->d_inode->i_nlink > 1) {
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dput(dentry);
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err = reiserfs_xattr_del(inode, name);
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if (err < 0)
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@ -459,12 +456,11 @@ reiserfs_xattr_set(struct inode *inode, const char *name, const void *buffer,
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/* Resize it so we're ok to write there */
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newattrs.ia_size = buffer_size;
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newattrs.ia_valid = ATTR_SIZE | ATTR_CTIME;
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mutex_lock_nested(&xinode->i_mutex, I_MUTEX_XATTR);
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mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_XATTR);
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err = notify_change(dentry, &newattrs);
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if (err)
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goto out_filp;
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mapping = xinode->i_mapping;
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while (buffer_pos < buffer_size || buffer_pos == 0) {
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size_t chunk;
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size_t skip = 0;
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@ -474,7 +470,8 @@ reiserfs_xattr_set(struct inode *inode, const char *name, const void *buffer,
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else
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chunk = buffer_size - buffer_pos;
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page = reiserfs_get_page(xinode, file_pos >> PAGE_CACHE_SHIFT);
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page = reiserfs_get_page(dentry->d_inode,
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file_pos >> PAGE_CACHE_SHIFT);
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if (IS_ERR(page)) {
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err = PTR_ERR(page);
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goto out_filp;
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@ -521,7 +518,7 @@ reiserfs_xattr_set(struct inode *inode, const char *name, const void *buffer,
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}
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out_filp:
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mutex_unlock(&xinode->i_mutex);
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mutex_unlock(&dentry->d_inode->i_mutex);
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dput(dentry);
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out:
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@ -541,7 +538,6 @@ reiserfs_xattr_get(const struct inode *inode, const char *name, void *buffer,
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size_t file_pos = 0;
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size_t buffer_pos = 0;
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struct page *page;
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struct inode *xinode;
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__u32 hash = 0;
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if (name == NULL)
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@ -558,8 +554,7 @@ reiserfs_xattr_get(const struct inode *inode, const char *name, void *buffer,
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goto out;
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}
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xinode = dentry->d_inode;
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isize = xinode->i_size;
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isize = i_size_read(dentry->d_inode);
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REISERFS_I(inode)->i_flags |= i_has_xattr_dir;
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/* Just return the size needed */
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@ -582,7 +577,8 @@ reiserfs_xattr_get(const struct inode *inode, const char *name, void *buffer,
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else
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chunk = isize - file_pos;
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page = reiserfs_get_page(xinode, file_pos >> PAGE_CACHE_SHIFT);
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page = reiserfs_get_page(dentry->d_inode,
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file_pos >> PAGE_CACHE_SHIFT);
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if (IS_ERR(page)) {
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err = PTR_ERR(page);
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goto out_dput;
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