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Red Hat Bugzilla – Attachment 309473 Details for
Bug 451622
incorrect user_CS will cause GP loop
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[patch]
Patch for this bug
0001-xen-incorrect-user_CS-will-cause-GP-loop.patch (text/plain), 531 bytes, created by
Wei Kong
on 2008-06-16 09:24:52 UTC
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Description:
Patch for this bug
Filename:
MIME Type:
Creator:
Wei Kong
Created:
2008-06-16 09:24:52 UTC
Size:
531 bytes
patch
obsolete
>Signed-off-by: Kong Wei <weikong@redflag-linux.com> > >--- a/include/asm-i386/mach-xen/asm/desc.h 2008-06-16 16:36:09.000000000 +0800 >+++ b/include/asm-i386/mach-xen/asm/desc.h 2008-06-16 16:35:33.000000000 +0800 >@@ -162,7 +162,7 @@ static inline unsigned long get_desc_bas > static inline void set_user_cs(struct desc_struct *desc, unsigned long limit) > { > limit = (limit - 1) / PAGE_SIZE; >- desc->a = limit & 0xffff; >+ desc->a = limit & (((MACH2PHYS_VIRT_END - 1) >> 12) & 0xffff); > desc->b = (limit & 0xf0000) | 0x00c0fb00; > } >
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bug 451622
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