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authorHuang Ying <ying.huang@intel.com>2008-10-31 04:48:15 +0300
committerIngo Molnar <mingo@elte.hu>2008-10-31 12:01:57 +0300
commit9868ee63b896ee4d2ceb8c292e88d7f4e66caaf9 (patch)
tree688fff3c2f44fa260a3a05589fa8b7529ddc9fb8 /arch/x86/include/asm/kexec.h
parent92be3d6bdf2cb34972ab50e12ad4da1076e690da (diff)
downloadlinux-9868ee63b896ee4d2ceb8c292e88d7f4e66caaf9.tar.xz
kexec/i386: setup kexec page table in C
Impact: change the kexec bootstrap code implementation from assembly to C This patch transforms the kexec page tables setup code from assembler code to C code in machine_kexec_prepare. This improves readability and reduces code line number. Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/kexec.h')
-rw-r--r--arch/x86/include/asm/kexec.h17
1 files changed, 2 insertions, 15 deletions
diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h
index df9c41a9c6ae..c61d8b2ab8b9 100644
--- a/arch/x86/include/asm/kexec.h
+++ b/arch/x86/include/asm/kexec.h
@@ -5,21 +5,8 @@
# define PA_CONTROL_PAGE 0
# define VA_CONTROL_PAGE 1
# define PA_PGD 2
-# define VA_PGD 3
-# define PA_PTE_0 4
-# define VA_PTE_0 5
-# define PA_PTE_1 6
-# define VA_PTE_1 7
-# define PA_SWAP_PAGE 8
-# ifdef CONFIG_X86_PAE
-# define PA_PMD_0 9
-# define VA_PMD_0 10
-# define PA_PMD_1 11
-# define VA_PMD_1 12
-# define PAGES_NR 13
-# else
-# define PAGES_NR 9
-# endif
+# define PA_SWAP_PAGE 3
+# define PAGES_NR 4
#else
# define PA_CONTROL_PAGE 0
# define VA_CONTROL_PAGE 1