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SubjectRe: [patch] cache flush bug in mm/filemap.c (all kernels >= 2.5.30(at least))
"David S. Miller" <> wrote:
> From: Andrew Morton <>
> Date: Fri, 23 May 2003 02:12:04 -0700
> install_page() is prefaulting pages into pagetables, so perhaps it should
> have an update_mmu_cache()?
> I agree. Someone should take a close look at the do_file_page()
> code paths to make sure that's still kosher after such a change.

What would one be looking for? I don't know what the sideeffects of
update_mmu_cache() might be.

It looks to be the same as do_no_page() though: the update_mmu_cache() is
the last substantive thing which happens in the fault or the syscall.

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