[catching up from holidays]
On Sat, Dec 29, 2001 at 10:19:52PM -0800, Andrew Morton wrote:
>
> It appeared in 2.4.2-ac25, and it looks like sct was the author:
>
> o Fix higmem block_prepare_write crash (Stephen Tweedie)
>
> Which is interesting - from the changelog it looks like he was
> fixing a different problem! I always though that code was there
> to prevent leakage of stale blocks. Stephen?
The code I fixed was the
- memset(bh->b_data, 0, bh->b_size);
+ memset(kaddr+block_start, 0, bh->b_size);
chunk to prevent the block_prepare_write out: error path from oopsing
on highmem pages -- that's unrelated to the problem at hand here.
Cheers,
Stephen
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/