Re: crash in entry.S restore_all, 2.6.12-rc2, x86, PAGEALLOC

[Dave Jones <davej@redhat.com>]

On Thu, Apr 07, 2005 at 07:47:41AM -0700, Linus Torvalds wrote:

 > So the sysenter sequence might as well look like
 > 
 > 	pushl $(__USER_DS)	
 > 	pushl %ebp
 > 	sti
 > 	pushfl
 > 	..
 > 
 > which actually does three protected pushes thanks to the one-instruction 
 > "interrupt shadow" after an sti.

Is this guaranteed on every x86 variant (or rather, every one
that has SEP). ?

		Dave

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