diff options
Diffstat (limited to 'arch/sh/kernel/machine_kexec.c')
-rw-r--r-- | arch/sh/kernel/machine_kexec.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c index 790ed69b8666..5c17de51987e 100644 --- a/arch/sh/kernel/machine_kexec.c +++ b/arch/sh/kernel/machine_kexec.c | |||
@@ -104,24 +104,3 @@ NORET_TYPE void machine_kexec(struct kimage *image) | |||
104 | (*rnk)(page_list, reboot_code_buffer, image->start, vbr_reg); | 104 | (*rnk)(page_list, reboot_code_buffer, image->start, vbr_reg); |
105 | } | 105 | } |
106 | 106 | ||
107 | /* crashkernel=size@addr specifies the location to reserve for | ||
108 | * a crash kernel. By reserving this memory we guarantee | ||
109 | * that linux never sets it up as a DMA target. | ||
110 | * Useful for holding code to do something appropriate | ||
111 | * after a kernel panic. | ||
112 | */ | ||
113 | static int __init parse_crashkernel(char *arg) | ||
114 | { | ||
115 | unsigned long size, base; | ||
116 | size = memparse(arg, &arg); | ||
117 | if (*arg == '@') { | ||
118 | base = memparse(arg+1, &arg); | ||
119 | /* FIXME: Do I want a sanity check | ||
120 | * to validate the memory range? | ||
121 | */ | ||
122 | crashk_res.start = base; | ||
123 | crashk_res.end = base + size - 1; | ||
124 | } | ||
125 | return 0; | ||
126 | } | ||
127 | early_param("crashkernel", parse_crashkernel); | ||