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Re: [Xen-ia64-devel] [PATCH][RESEND]: clear the key part of cr.itir
| To: | xen-ia64-devel@xxxxxxxxxxxxxxxxxxx, Alex Williamson <alex.williamson@xxxxxx> |
|---|---|
| Subject: | Re: [Xen-ia64-devel] [PATCH][RESEND]: clear the key part of cr.itir |
| From: | Dietmar Hahn <dietmar.hahn@xxxxxxxxxxxxxxxxxxx> |
| Date: | Wed, 4 Jul 2007 14:18:27 +0200 |
| Delivery-date: | Wed, 04 Jul 2007 05:16:07 -0700 |
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Am Mittwoch, 4. Juli 2007 schrieb Dietmar Hahn: > Hi, > > the attached patch clears the key part of the cr.itir register before itc.X > in alt_dtlb_miss(), alt_itlb_miss() and frametable_miss(). > This is in preparation of using protection keys. The plan is to use the key > 0x0 for the hypervisor. > The patch doesn't change the footprint of the trap handlers. > Please send comments or commit. > Thanks. Sorry, the previous patch was buggy (overlooked the late_alt_itlb_miss entry point from itlb_miss. Thanks. Dietmar.
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