linux-ext4 - [PATCH 1/2 V2] ext4: journal all modifications in ext4_xattr_set

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Date:	Fri, 06 Nov 2009 19:03:17 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	ext4 development <linux-ext4@...r.kernel.org>
Subject: [PATCH 1/2 V2] ext4: journal all modifications in ext4_xattr_set_handle

ext4_xattr_set_handle() was zeroing out an inode outside
of journaling constraints; this is one of the accesses that
was causing the crc errors in journal replay as seen in
kernel.org bugzilla #14354.


Signed-off-by: Eric Sandeen <sandeen@...hat.com>
Reviewed-by: Andreas Dilger <adilger@....com>
---

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index fed5b01..0257019 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -988,6 +988,10 @@ ext4_xattr_set_handle(handle_t *handle, struct 
inode *inode, int name_index,
    if (error)
        goto cleanup;

+    error = ext4_journal_get_write_access(handle, is.iloc.bh);
+    if (error)
+        goto cleanup;
+
    if (EXT4_I(inode)->i_state & EXT4_STATE_NEW) {
        struct ext4_inode *raw_inode = ext4_raw_inode(&is.iloc);
        memset(raw_inode, 0, EXT4_SB(inode->i_sb)->s_inode_size);
@@ -1013,9 +1017,6 @@ ext4_xattr_set_handle(handle_t *handle, struct 
inode *inode, int name_index,
        if (flags & XATTR_CREATE)
            goto cleanup;
    }
-    error = ext4_journal_get_write_access(handle, is.iloc.bh);
-    if (error)
-        goto cleanup;
    if (!value) {
        if (!is.s.not_found)
            error = ext4_xattr_ibody_set(handle, inode, &i, &is);

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