Messages in this thread | | | Date | Tue, 12 Jan 1999 16:51:02 GMT | From | "Stephen C. Tweedie" <> | Subject | Re: [patch] 2.2.0-pre5 FreeAfter() check missing |
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Hi,
On Fri, 8 Jan 1999 12:15:39 +0100 (CET), Andrea Arcangeli <andrea@e-mind.com> said:
> 2.2.0-pre5 doesn't check if the page is under async swapout before > do a COW. I think it was not harming because shrink_mmap() should be able > to shrink the orphaned swap cache page. But here the fix:
That's exactly what I meant when I said that a false positive on is_page_shared doesn't hurt. I don't think it's worth complicating the code over; we recover perfectly from this case anyway.
--Stephen
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