Re: [PATCH] flush icache before set_pte on ia64 take3
From: KAMEZAWA Hiroyuki
Date: Thu Jul 26 2007 - 04:26:50 EST
On Thu, 26 Jul 2007 17:13:23 +0900
KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote:
> - lazy_mmu_prot_update() checked pte's executable bit. This was because old
> Linux's anon page has executable bit. Current kernel doesn't set executable
> bit on anonymous pages.
>
Linux's anon page had VM_EXEC bit. Current kernel doesn't set VM_EXEC bit on
anonymous pages. (readable was executable in old days.)
Sorry.. confusing description...
-Kame
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