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authorLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 17:37:24 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 17:37:24 +0200
commit01c7cd0ef5d98fdd007d8a04c9f834bead6e5ee1 (patch)
tree6428c9dcaca3331456f1679afb97fc233655f93d /arch/x86/xen
parentMerge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kern... (diff)
parentx86, relocs: Refactor the relocs tool to merge 32- and 64-bit ELF (diff)
downloadlinux-01c7cd0ef5d98fdd007d8a04c9f834bead6e5ee1.tar.xz
linux-01c7cd0ef5d98fdd007d8a04c9f834bead6e5ee1.zip
Merge branch 'x86-kaslr-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perparatory x86 kasrl changes from Ingo Molnar: "This contains changes from the ongoing KASLR work, by Kees Cook. The main changes are the use of a read-only IDT on x86 (which decouples the userspace visible virtual IDT address from the physical address), and a rework of ELF relocation support, in preparation of random, boot-time kernel image relocation." * 'x86-kaslr-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, relocs: Refactor the relocs tool to merge 32- and 64-bit ELF x86, relocs: Build separate 32/64-bit tools x86, relocs: Add 64-bit ELF support to relocs tool x86, relocs: Consolidate processing logic x86, relocs: Generalize ELF structure names x86: Use a read-only IDT alias on all CPUs
Diffstat (limited to 'arch/x86/xen')
-rw-r--r--arch/x86/xen/mmu.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index e006c18d288a..fdc3ba28ca38 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -2043,9 +2043,7 @@ static void xen_set_fixmap(unsigned idx, phys_addr_t phys, pgprot_t prot)
switch (idx) {
case FIX_BTMAP_END ... FIX_BTMAP_BEGIN:
-#ifdef CONFIG_X86_F00F_BUG
- case FIX_F00F_IDT:
-#endif
+ case FIX_RO_IDT:
#ifdef CONFIG_X86_32
case FIX_WP_TEST:
case FIX_VDSO: