diff options
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/machine_kexec_32.c | 13 | ||||
| -rw-r--r-- | arch/x86/kernel/machine_kexec_64.c | 9 | ||||
| -rw-r--r-- | arch/x86/kernel/mce_64.c | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/sys_i386_32.c | 2 |
4 files changed, 23 insertions, 4 deletions
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index deda9a221cf..8459ca64bc2 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -10,6 +10,7 @@ #include <linux/kexec.h> #include <linux/delay.h> #include <linux/init.h> +#include <linux/numa.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> @@ -169,3 +170,15 @@ static int __init parse_crashkernel(char *arg) return 0; } early_param("crashkernel", parse_crashkernel); + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE + VMCOREINFO_SYMBOL(node_data); + VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); +#endif +#ifdef CONFIG_X86_PAE + VMCOREINFO_CONFIG(X86_PAE); +#endif +} + diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index cd1899a2f0c..7450b69710b 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -10,6 +10,7 @@ #include <linux/kexec.h> #include <linux/string.h> #include <linux/reboot.h> +#include <linux/numa.h> #include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/mmu_context.h> @@ -257,3 +258,11 @@ static int __init setup_crashkernel(char *arg) } early_param("crashkernel", setup_crashkernel); +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE + VMCOREINFO_SYMBOL(node_data); + VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); +#endif +} + diff --git a/arch/x86/kernel/mce_64.c b/arch/x86/kernel/mce_64.c index a66d607f5b9..97d2b757d6b 100644 --- a/arch/x86/kernel/mce_64.c +++ b/arch/x86/kernel/mce_64.c @@ -76,9 +76,6 @@ void mce_log(struct mce *mce) wmb(); for (;;) { entry = rcu_dereference(mcelog.next); - /* The rmb forces the compiler to reload next in each - iteration */ - rmb(); for (;;) { /* When the buffer fills up discard new entries. Assume that the earlier errors are the more interesting. */ diff --git a/arch/x86/kernel/sys_i386_32.c b/arch/x86/kernel/sys_i386_32.c index f8bae9ba032..a86d26f036e 100644 --- a/arch/x86/kernel/sys_i386_32.c +++ b/arch/x86/kernel/sys_i386_32.c @@ -17,10 +17,10 @@ #include <linux/mman.h> #include <linux/file.h> #include <linux/utsname.h> +#include <linux/ipc.h> #include <asm/uaccess.h> #include <asm/unistd.h> -#include <asm/ipc.h> /* * sys_pipe() is the normal C calling standard for creating |