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author | Huang Ying <ying.huang@intel.com> | 2009-03-10 10:57:04 +0800 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2009-03-10 18:13:25 -0700 |
commit | 5359454701ce51a4626b1ef6eb7b16ec35bd458d (patch) | |
tree | 44f8d60b3cb1d06ec215387eb7e35fdbb64e70c8 /arch/x86/include/asm/kexec.h | |
parent | fef3a7a17418814733ebde0b40d8e32747677c8f (diff) | |
download | linux-5359454701ce51a4626b1ef6eb7b16ec35bd458d.tar.gz linux-5359454701ce51a4626b1ef6eb7b16ec35bd458d.tar.bz2 linux-5359454701ce51a4626b1ef6eb7b16ec35bd458d.zip |
x86, kexec: x86_64: add identity map for pages at image->start
Impact: Fix corner case that cannot yet occur
image->start may be outside of 0 ~ max_pfn, for example when jumping
back to original kernel from kexeced kenrel. This patch add identity
map for pages at image->start.
Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/kexec.h')
0 files changed, 0 insertions, 0 deletions