Re: [PATCH] ext3: wait on all pending commits in ext3_sync_fs

From: Arthur Jones
Date: Mon Nov 03 2008 - 16:48:53 EST


Hi Andrew, ...

On Mon, Nov 03, 2008 at 12:37:50PM -0800, Andrew Morton wrote:
> [...]
> OK. But still, questions remain.
>
> - should we clear s_dirt if log_wait_commit() didn't work?
>
> - ext3_force_commit() clears s_dirt also

I'm not sure if it makes sense, but ATM I don't think it
hurts anything given that ext3_write_super is just sb->s_dirt = 0;

> - should ext3_sync_fs() be dropping the ext3_force_commit() return
> value on the floor?

Something like this (tested)?

diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 2b48b85..743acf1 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2386,13 +2386,15 @@ static void ext3_write_super (struct super_block * sb)

static int ext3_sync_fs(struct super_block *sb, int wait)
{
+ int ret = 0;
+
sb->s_dirt = 0;
if (wait)
- ext3_force_commit(sb);
+ ret = ext3_force_commit(sb);
else
journal_start_commit(EXT3_SB(sb)->s_journal, NULL);

- return 0;
+ return ret;
}

/*

Arthur
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/