Messages in this thread | | | Date | Fri, 4 Jan 2002 16:38:34 +0000 | From | "Stephen C. Tweedie" <> | Subject | Re: ramdisk corruption problems - was: RE: pivot_root and initrd kern el panic woes |
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Hi,
[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.
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