On Thu, Jun 30, 2016 at 4:42 PM, Pranay Kr. Srivastava
<pranjas@xxxxxxxxx> wrote:
> Signed-off-by: Pranay Kr. Srivastava <pranjas@xxxxxxxxx>
> ---
> fs/ext4/super.c | 30 ++++++++++++++++--------------
> 1 file changed, 16 insertions(+), 14 deletions(-)
>
> diff --git a/fs/ext4/super.c b/fs/ext4/super.c
> index 3822a5a..8f10715 100644
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@ -4327,20 +4327,6 @@ static int ext4_commit_super(struct super_block *sb, int sync)
>
> if (!sbh || block_device_ejected(sb))
> return error;
> - if (buffer_write_io_error(sbh)) {
> - /*
> - * Oh, dear. A previous attempt to write the
> - * superblock failed. This could happen because the
> - * USB device was yanked out. Or it could happen to
> - * be a transient write error and maybe the block will
> - * be remapped. Nothing we can do but to retry the
> - * write and hope for the best.
> - */
> - ext4_msg(sb, KERN_ERR, "previous I/O error to "
> - "superblock detected");
> - clear_buffer_write_io_error(sbh);
> - set_buffer_uptodate(sbh);
> - }
> /*
> * If the file system is mounted read-only, don't update the
> * superblock write time. This avoids updating the superblock
> @@ -4371,7 +4357,23 @@ static int ext4_commit_super(struct super_block *sb, int sync)
> &EXT4_SB(sb)->s_freeinodes_counter));
> BUFFER_TRACE(sbh, "marking dirty");
> ext4_superblock_csum_set(sb);
> + lock_buffer(sbh);
> + if (buffer_write_io_error(sbh)) {
> + /*
> + * Oh, dear. A previous attempt to write the
> + * superblock failed. This could happen because the
> + * USB device was yanked out. Or it could happen to
> + * be a transient write error and maybe the block will
> + * be remapped. Nothing we can do but to retry the
> + * write and hope for the best.
> + */
> + ext4_msg(sb, KERN_ERR, "previous I/O error to "
> + "superblock detected");
> + clear_buffer_write_io_error(sbh);
> + set_buffer_uptodate(sbh);
> + }
> mark_buffer_dirty(sbh);
> + unlock_buffer(sbh);
> if (sync) {
> error = __sync_dirty_buffer(sbh,
> test_opt(sb, BARRIER) ? WRITE_FUA : WRITE_SYNC);
> --
> 1.9.1
>
Can this be reviewed as well please.
--
---P.K.S
--
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