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| Started by | Dave Hansen <dave.hansen@linux.intel.com> |
|---|---|
| First post | 2017-04-14 22:00 +0200 |
| Last post | 2017-04-14 22:00 +0200 |
| Articles | 1 — 1 participant |
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Re: [PATCH] x86/mpx, selftests: Only check bounds-vs-shadow when we keep shadow Dave Hansen <dave.hansen@linux.intel.com> - 2017-04-14 22:00 +0200
| From | Dave Hansen <dave.hansen@linux.intel.com> |
|---|---|
| Date | 2017-04-14 22:00 +0200 |
| Subject | Re: [PATCH] x86/mpx, selftests: Only check bounds-vs-shadow when we keep shadow |
| Message-ID | <twfxU-5eR-9@gated-at.bofh.it> |
On 04/06/2017 07:23 AM, Joerg Roedel wrote: > From: Joerg Roedel <jroedel@suse.de> > > The check between the hardware state and our shadow of it is > checked in the signal handler for all bounds exceptions, > even for the ones where we don't keep the shadow up2date. > This is a problem because when no shadow is kept the handler > fails at this point and hides the real reason of the > exception. > > Move the check into the code-path evaluating normal bounds > exceptions to prevent this. Looks good to me. Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
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