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-rw-r--r--fs/fs-writeback.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 7378169e90be..023f6a1f23cd 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -1981,9 +1981,9 @@ static noinline void block_dump___mark_inode_dirty(struct inode *inode)
* page->mapping->host, so the page-dirtying time is recorded in the internal
* blockdev inode.
*/
-#define I_DIRTY_INODE (I_DIRTY_SYNC | I_DIRTY_DATASYNC)
void __mark_inode_dirty(struct inode *inode, int flags)
{
+#define I_DIRTY_INODE (I_DIRTY_SYNC | I_DIRTY_DATASYNC)
struct super_block *sb = inode->i_sb;
int dirtytime;
@@ -2093,6 +2093,7 @@ void __mark_inode_dirty(struct inode *inode, int flags)
out_unlock_inode:
spin_unlock(&inode->i_lock);
+#undef I_DIRTY_INODE
}
EXPORT_SYMBOL(__mark_inode_dirty);
@@ -2149,7 +2150,12 @@ static void wait_sb_inodes(struct super_block *sb)
iput(old_inode);
old_inode = inode;
- filemap_fdatawait(mapping);
+ /*
+ * We keep the error status of individual mapping so that
+ * applications can catch the writeback error using fsync(2).
+ * See filemap_fdatawait_keep_errors() for details.
+ */
+ filemap_fdatawait_keep_errors(mapping);
cond_resched();