On Fri, 2002-12-06 at 00:52, Andrew Morton wrote:
>
>
> This patch fixes the data loss which can occur when unmounting a
> data=journal ext3 filesystem.
>
> The core problem is that the VFS doesn't tell the filesystem enough
> about what is happening. ext3 _needs_ to know the difference between
> regular memory-cleansing writeback and sync-for-data-integrity
> purposes.
>
What happens when the user does a sync() immediately after kupdate
trigger a write_super?
Since ext3_write_super just clears s_dirt, I don't see how sync_fs()
will get called.
-chris
-
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