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Diffstat (limited to 'kernel/crash_reserve.c')
-rw-r--r--kernel/crash_reserve.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/crash_reserve.c b/kernel/crash_reserve.c
index bbb6c3cb00e4..5b2722a93a48 100644
--- a/kernel/crash_reserve.c
+++ b/kernel/crash_reserve.c
@@ -109,7 +109,7 @@ static int __init parse_crashkernel_mem(char *cmdline,
size = memparse(cur, &tmp);
if (cur == tmp) {
- pr_warn("Memory value expected\n");
+ pr_warn("crashkernel: Memory value expected\n");
return -EINVAL;
}
cur = tmp;
@@ -132,7 +132,7 @@ static int __init parse_crashkernel_mem(char *cmdline,
cur++;
*crash_base = memparse(cur, &tmp);
if (cur == tmp) {
- pr_warn("Memory value expected after '@'\n");
+ pr_warn("crahskernel: Memory value expected after '@'\n");
return -EINVAL;
}
}
@@ -366,8 +366,10 @@ static int __init reserve_crashkernel_low(unsigned long long low_size)
crashk_low_res.start = low_base;
crashk_low_res.end = low_base + low_size - 1;
+#ifdef HAVE_ARCH_ADD_CRASH_RES_TO_IOMEM_EARLY
insert_resource(&iomem_resource, &crashk_low_res);
#endif
+#endif
return 0;
}
@@ -448,8 +450,12 @@ retry:
crashk_res.start = crash_base;
crashk_res.end = crash_base + crash_size - 1;
+#ifdef HAVE_ARCH_ADD_CRASH_RES_TO_IOMEM_EARLY
+ insert_resource(&iomem_resource, &crashk_res);
+#endif
}
+#ifndef HAVE_ARCH_ADD_CRASH_RES_TO_IOMEM_EARLY
static __init int insert_crashkernel_resources(void)
{
if (crashk_res.start < crashk_res.end)
@@ -462,3 +468,4 @@ static __init int insert_crashkernel_resources(void)
}
early_initcall(insert_crashkernel_resources);
#endif
+#endif