aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sh/kernel/machine_kexec.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/kernel/machine_kexec.c')
-rw-r--r--arch/sh/kernel/machine_kexec.c21
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 */
113static 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}
127early_param("crashkernel", parse_crashkernel);