Re: [PATCH][CFT] [coredump] don't use __kernel_write() on kmap_local_page()

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On Mon, Oct 03, 2022 at 05:20:03PM -0700, Linus Torvalds wrote:
> On Mon, Oct 3, 2022 at 4:37 PM Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
> >
> > One variant would be to revert the original patch, put its
> > (hopefully) fixed variant into -next and let it sit there for
> > a while.  Another is to put this incremental into -next and
> > merge it into mainline once it gets a sane amount of testing.
> 
> Just do the incremental fix. It looks obvious enough ("oops, we need
> to get the pos _after_ we've done any skip-lseeks on the core file")
> that I think it would be just harder to follow a "revert and follow up
> with a fix".
> 
> I don't think it needs a ton of extra testing, with Okajima having
> already confirmed it fixes his problem case..

OK, incremental is in #fixes, pushed out.



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