diff options
Diffstat (limited to 'arch/x86/kernel/machine_kexec_32.c')
-rw-r--r-- | arch/x86/kernel/machine_kexec_32.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 8459ca64bc2f..11b935f4f886 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c | |||
@@ -149,28 +149,6 @@ NORET_TYPE void machine_kexec(struct kimage *image) | |||
149 | image->start, cpu_has_pae); | 149 | image->start, cpu_has_pae); |
150 | } | 150 | } |
151 | 151 | ||
152 | /* crashkernel=size@addr specifies the location to reserve for | ||
153 | * a crash kernel. By reserving this memory we guarantee | ||
154 | * that linux never sets it up as a DMA target. | ||
155 | * Useful for holding code to do something appropriate | ||
156 | * after a kernel panic. | ||
157 | */ | ||
158 | static int __init parse_crashkernel(char *arg) | ||
159 | { | ||
160 | unsigned long size, base; | ||
161 | size = memparse(arg, &arg); | ||
162 | if (*arg == '@') { | ||
163 | base = memparse(arg+1, &arg); | ||
164 | /* FIXME: Do I want a sanity check | ||
165 | * to validate the memory range? | ||
166 | */ | ||
167 | crashk_res.start = base; | ||
168 | crashk_res.end = base + size - 1; | ||
169 | } | ||
170 | return 0; | ||
171 | } | ||
172 | early_param("crashkernel", parse_crashkernel); | ||
173 | |||
174 | void arch_crash_save_vmcoreinfo(void) | 152 | void arch_crash_save_vmcoreinfo(void) |
175 | { | 153 | { |
176 | #ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE | 154 | #ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE |