diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/nmi.h | 3 | ||||
-rw-r--r-- | arch/x86/kernel/apic/nmi.c | 4 | ||||
-rw-r--r-- | arch/x86/kernel/vsyscall_64.c | 10 |
3 files changed, 4 insertions, 13 deletions
diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h index e63cf7d441e1..139d4c1a33a7 100644 --- a/arch/x86/include/asm/nmi.h +++ b/arch/x86/include/asm/nmi.h | |||
@@ -40,8 +40,7 @@ extern unsigned int nmi_watchdog; | |||
40 | #define NMI_INVALID 3 | 40 | #define NMI_INVALID 3 |
41 | 41 | ||
42 | struct ctl_table; | 42 | struct ctl_table; |
43 | struct file; | 43 | extern int proc_nmi_enabled(struct ctl_table *, int , |
44 | extern int proc_nmi_enabled(struct ctl_table *, int , struct file *, | ||
45 | void __user *, size_t *, loff_t *); | 44 | void __user *, size_t *, loff_t *); |
46 | extern int unknown_nmi_panic; | 45 | extern int unknown_nmi_panic; |
47 | 46 | ||
diff --git a/arch/x86/kernel/apic/nmi.c b/arch/x86/kernel/apic/nmi.c index cb66a22d98ad..7ff61d6a188a 100644 --- a/arch/x86/kernel/apic/nmi.c +++ b/arch/x86/kernel/apic/nmi.c | |||
@@ -508,14 +508,14 @@ static int unknown_nmi_panic_callback(struct pt_regs *regs, int cpu) | |||
508 | /* | 508 | /* |
509 | * proc handler for /proc/sys/kernel/nmi | 509 | * proc handler for /proc/sys/kernel/nmi |
510 | */ | 510 | */ |
511 | int proc_nmi_enabled(struct ctl_table *table, int write, struct file *file, | 511 | int proc_nmi_enabled(struct ctl_table *table, int write, |
512 | void __user *buffer, size_t *length, loff_t *ppos) | 512 | void __user *buffer, size_t *length, loff_t *ppos) |
513 | { | 513 | { |
514 | int old_state; | 514 | int old_state; |
515 | 515 | ||
516 | nmi_watchdog_enabled = (atomic_read(&nmi_active) > 0) ? 1 : 0; | 516 | nmi_watchdog_enabled = (atomic_read(&nmi_active) > 0) ? 1 : 0; |
517 | old_state = nmi_watchdog_enabled; | 517 | old_state = nmi_watchdog_enabled; |
518 | proc_dointvec(table, write, file, buffer, length, ppos); | 518 | proc_dointvec(table, write, buffer, length, ppos); |
519 | if (!!old_state == !!nmi_watchdog_enabled) | 519 | if (!!old_state == !!nmi_watchdog_enabled) |
520 | return 0; | 520 | return 0; |
521 | 521 | ||
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c index cf53a78e2dcf..8cb4974ff599 100644 --- a/arch/x86/kernel/vsyscall_64.c +++ b/arch/x86/kernel/vsyscall_64.c | |||
@@ -228,19 +228,11 @@ static long __vsyscall(3) venosys_1(void) | |||
228 | } | 228 | } |
229 | 229 | ||
230 | #ifdef CONFIG_SYSCTL | 230 | #ifdef CONFIG_SYSCTL |
231 | |||
232 | static int | ||
233 | vsyscall_sysctl_change(ctl_table *ctl, int write, struct file * filp, | ||
234 | void __user *buffer, size_t *lenp, loff_t *ppos) | ||
235 | { | ||
236 | return proc_dointvec(ctl, write, filp, buffer, lenp, ppos); | ||
237 | } | ||
238 | |||
239 | static ctl_table kernel_table2[] = { | 231 | static ctl_table kernel_table2[] = { |
240 | { .procname = "vsyscall64", | 232 | { .procname = "vsyscall64", |
241 | .data = &vsyscall_gtod_data.sysctl_enabled, .maxlen = sizeof(int), | 233 | .data = &vsyscall_gtod_data.sysctl_enabled, .maxlen = sizeof(int), |
242 | .mode = 0644, | 234 | .mode = 0644, |
243 | .proc_handler = vsyscall_sysctl_change }, | 235 | .proc_handler = proc_dointvec }, |
244 | {} | 236 | {} |
245 | }; | 237 | }; |
246 | 238 | ||