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Diffstat (limited to 'kernel')
-rw-r--r--kernel/crash_core.c16
-rw-r--r--kernel/kexec_core.c1
2 files changed, 14 insertions, 3 deletions
diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index d48315667752..75cd6a736d03 100644
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -376,7 +376,6 @@ 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;
- insert_resource(&iomem_resource, &crashk_low_res);
#endif
return 0;
}
@@ -458,8 +457,19 @@ retry:
crashk_res.start = crash_base;
crashk_res.end = crash_base + crash_size - 1;
- insert_resource(&iomem_resource, &crashk_res);
}
+
+static __init int insert_crashkernel_resources(void)
+{
+ if (crashk_res.start < crashk_res.end)
+ insert_resource(&iomem_resource, &crashk_res);
+
+ if (crashk_low_res.start < crashk_low_res.end)
+ insert_resource(&iomem_resource, &crashk_low_res);
+
+ return 0;
+}
+early_initcall(insert_crashkernel_resources);
#endif
int crash_prepare_elf64_headers(struct crash_mem *mem, int need_kernel_map,
@@ -867,7 +877,7 @@ subsys_initcall(crash_notes_memory_init);
* regions are online. So mutex lock __crash_hotplug_lock is used to
* serialize the crash hotplug handling specifically.
*/
-DEFINE_MUTEX(__crash_hotplug_lock);
+static DEFINE_MUTEX(__crash_hotplug_lock);
#define crash_hotplug_lock() mutex_lock(&__crash_hotplug_lock)
#define crash_hotplug_unlock() mutex_unlock(&__crash_hotplug_lock)
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index a08031b57a61..d08fc7b5db97 100644
--- a/kernel/kexec_core.c
+++ b/kernel/kexec_core.c
@@ -1257,6 +1257,7 @@ int kernel_kexec(void)
kexec_in_progress = true;
kernel_restart_prepare("kexec reboot");
migrate_to_reboot_cpu();
+ syscore_shutdown();
/*
* migrate_to_reboot_cpu() disables CPU hotplug assuming that