Re: [PATCH] SMP race in ext2 - metadata corruption.

From: Linus Torvalds (torvalds@transmeta.com)
Date: Thu Apr 26 2001 - 15:26:15 EST


On Thu, 26 Apr 2001, Andrea Arcangeli wrote:
>
> What I'm saying above is that even without the wait_on_buffer ext2 can
> screwup itself because the splice happens after the buffer are just all
> uptodate so any "reader" (I mean any reader through ext2 not through
> block_dev) will never try to do a bread on that blocks before they're
> just zeroed and uptodate.

I assume you meant "..can _not_ screw up itself..", otherwise the rest of
the sentence doesn't seem to make much sense.

                Linus

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This archive was generated by hypermail 2b29 : Mon Apr 30 2001 - 21:00:16 EST