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Red Hat Bugzilla – Attachment 583644 Details for
Bug 801650
Fedora PV guest 17 fails to boot under Xen (with SandyBridge or newer hardware that do xsave)
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[patch]
Fix for SandyBridge
glibc-remove-avx-intel.patch (text/plain), 497 bytes, created by
Konrad Rzeszutek Wilk
on 2012-05-10 17:46:30 UTC
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Description:
Fix for SandyBridge
Filename:
MIME Type:
Creator:
Konrad Rzeszutek Wilk
Created:
2012-05-10 17:46:30 UTC
Size:
497 bytes
patch
obsolete
>--- glibc-2.15-a316c1f/sysdeps/x86_64/multiarch/init-arch.c.orig 2012-05-10 13:09:12.656000001 -0400 >+++ glibc-2.15-a316c1f/sysdeps/x86_64/multiarch/init-arch.c 2012-05-10 13:10:32.145000012 -0400 >@@ -154,6 +154,8 @@ __init_cpu_features (void) > : "=a" (xcrlow), "=d" (xcrhigh) : "c" (0)); > (xcrlow & 6) == 6; })) > __cpu_features.feature[index_YMM_Usable] |= bit_YMM_Usable; >+ else >+ __cpu_features.cpuid[COMMON_CPUID_INDEX_1].ecx &= ~bit_AVX; > } > > __cpu_features.family = family;
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