Messages in this thread | | | Date | Thu, 07 Feb 2008 15:13:06 -0500 | From | Chuck Ebbert <> | Subject | Re: [PATCH] x86_64: make traps on 'iret' be debuggable in user space |
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On 02/05/2008 03:15 AM, Roland McGrath wrote: >> thanks, applied. I suppose you have a testcase for this that we could try? > > This should exit 0 and show "wait status 0xb7f", and does on i386. > On 2.6.24 it exits 1 and shows "wait status 0xb". > > Note, on the current tree before [PATCH] x86_64: fix iret exception recovery > that I also posted today, this will instead produce pathological weirdness > probably with a quick crash or silent reboot, from running with the wrong GS. >
Did you test without CONFIG_PARAVIRT, and CONFIG_PARAVIRT booted both with and without the "noreplace-paravirt" parameter?
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