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-rw-r--r--fs/ext3/inode.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 85fe655fe3e0..5b3f907e0b91 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1617,7 +1617,13 @@ static int ext3_ordered_writepage(struct page *page,
int err;
J_ASSERT(PageLocked(page));
- WARN_ON_ONCE(IS_RDONLY(inode));
+ /*
+ * We don't want to warn for emergency remount. The condition is
+ * ordered to avoid dereferencing inode->i_sb in non-error case to
+ * avoid slow-downs.
+ */
+ WARN_ON_ONCE(IS_RDONLY(inode) &&
+ !(EXT3_SB(inode->i_sb)->s_mount_state & EXT3_ERROR_FS));
/*
* We give up here if we're reentered, because it might be for a
@@ -1692,7 +1698,13 @@ static int ext3_writeback_writepage(struct page *page,
int err;
J_ASSERT(PageLocked(page));
- WARN_ON_ONCE(IS_RDONLY(inode));
+ /*
+ * We don't want to warn for emergency remount. The condition is
+ * ordered to avoid dereferencing inode->i_sb in non-error case to
+ * avoid slow-downs.
+ */
+ WARN_ON_ONCE(IS_RDONLY(inode) &&
+ !(EXT3_SB(inode->i_sb)->s_mount_state & EXT3_ERROR_FS));
if (ext3_journal_current_handle())
goto out_fail;
@@ -1735,7 +1747,13 @@ static int ext3_journalled_writepage(struct page *page,
int err;
J_ASSERT(PageLocked(page));
- WARN_ON_ONCE(IS_RDONLY(inode));
+ /*
+ * We don't want to warn for emergency remount. The condition is
+ * ordered to avoid dereferencing inode->i_sb in non-error case to
+ * avoid slow-downs.
+ */
+ WARN_ON_ONCE(IS_RDONLY(inode) &&
+ !(EXT3_SB(inode->i_sb)->s_mount_state & EXT3_ERROR_FS));
if (ext3_journal_current_handle())
goto no_write;