Messages in this thread Patch in this message | | | Subject | [RFC PATCH 5/5] crash dump bitmap: workaround for kernel 3.9-rc1 kdump issue | From | Jingbai Ma <> | Date | Thu, 07 Mar 2013 22:06:45 +0800 |
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Linux kernel 3.9-rc1 allows crashkernel above 4GB, but current kexec-tools doesn't support it yet. This patch is only a workaround to make kdump work again. This patch should be removed after kexec-tools 2.0.4 release.
Signed-off-by: Jingbai Ma <jingbai.ma@hp.com> --- arch/x86/kernel/setup.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 165c831..15321d6 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -506,7 +506,8 @@ static void __init memblock_x86_reserve_range_setup_data(void) #ifdef CONFIG_X86_32 # define CRASH_KERNEL_ADDR_MAX (512 << 20) #else -# define CRASH_KERNEL_ADDR_MAX MAXMEM +/* # define CRASH_KERNEL_ADDR_MAX MAXMEM */ +# define CRASH_KERNEL_ADDR_MAX (896 << 20) #endif static void __init reserve_crashkernel_low(void)
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