aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fs/ext2/dir.c2
-rw-r--r--fs/ext2/ext2.h1
-rw-r--r--fs/ext2/file.c21
3 files changed, 21 insertions, 3 deletions
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index fc2bd05..7516957 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -721,5 +721,5 @@ const struct file_operations ext2_dir_operations = {
#ifdef CONFIG_COMPAT
.compat_ioctl = ext2_compat_ioctl,
#endif
- .fsync = simple_fsync,
+ .fsync = ext2_fsync,
};
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index da318b0..061914a 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -155,6 +155,7 @@ extern void ext2_write_super (struct super_block *);
extern const struct file_operations ext2_dir_operations;
/* file.c */
+extern int ext2_fsync(struct file *file, struct dentry *dentry, int datasync);
extern const struct inode_operations ext2_file_inode_operations;
extern const struct file_operations ext2_file_operations;
extern const struct file_operations ext2_xip_file_operations;
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index a2f3afd..586e358 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -19,6 +19,7 @@
*/
#include <linux/time.h>
+#include <linux/pagemap.h>
#include "ext2.h"
#include "xattr.h"
#include "acl.h"
@@ -38,6 +39,22 @@ static int ext2_release_file (struct inode * inode, struct file * filp)
return 0;
}
+int ext2_fsync(struct file *file, struct dentry *dentry, int datasync)
+{
+ int ret;
+ struct super_block *sb = dentry->d_inode->i_sb;
+ struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping;
+
+ ret = simple_fsync(file, dentry, datasync);
+ if (ret == -EIO || test_and_clear_bit(AS_EIO, &mapping->flags)) {
+ /* We don't really know where the IO error happened... */
+ ext2_error(sb, __func__,
+ "detected IO error when writing metadata buffers");
+ ret = -EIO;
+ }
+ return ret;
+}
+
/*
* We have mostly NULL's here: the current defaults are ok for
* the ext2 filesystem.
@@ -55,7 +72,7 @@ const struct file_operations ext2_file_operations = {
.mmap = generic_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
- .fsync = simple_fsync,
+ .fsync = ext2_fsync,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
};
@@ -72,7 +89,7 @@ const struct file_operations ext2_xip_file_operations = {
.mmap = xip_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
- .fsync = simple_fsync,
+ .fsync = ext2_fsync,
};
#endif