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nmi watchdog: do not use cpp symbol in Kconfig

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ARCH_HAS_NMI_WATCHDOG is a macro defined by arch, but config
HARDLOCKUP_DETECTOR depends on it.  This is wrong, ARCH_HAS_NMI_WATCHDOG
has to be a Kconfig config, and arch's need it should select it
explicitly.

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Acked-by: Don Zickus <dzickus@redhat.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Cc: David Howells <dhowells@redhat.com>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Cong Wang 2012-03-23 15:01:51 -07:00 committed by Linus Torvalds
parent b502bd1152
commit d314d74c69
9 changed files with 8 additions and 11 deletions
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3
arch/Kconfig
View File

@ -120,6 +120,9 @@ config HAVE_KRETPROBES
config HAVE_OPTPROBES
bool
config HAVE_NMI_WATCHDOG
bool
#
# An arch should select this if it provides all these things:
#

1
arch/blackfin/Kconfig
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@ -36,6 +36,7 @@ config BLACKFIN
select GENERIC_ATOMIC64
select GENERIC_IRQ_PROBE
select IRQ_PER_CPU if SMP
select HAVE_NMI_WATCHDOG if NMI_WATCHDOG
config GENERIC_CSUM
def_bool y

4
arch/blackfin/include/asm/irq.h
View File

@ -38,8 +38,4 @@
#include <asm-generic/irq.h>
#ifdef CONFIG_NMI_WATCHDOG
# define ARCH_HAS_NMI_WATCHDOG
#endif
#endif /* _BFIN_IRQ_H_ */

1
arch/mn10300/Kconfig
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@ -5,6 +5,7 @@ config MN10300
select GENERIC_IRQ_SHOW
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_KGDB
select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER
config AM33_2
def_bool n

4
arch/mn10300/include/asm/reset-regs.h
View File

@ -17,10 +17,6 @@
#ifdef __KERNEL__
#ifdef CONFIG_MN10300_WD_TIMER
#define ARCH_HAS_NMI_WATCHDOG /* See include/linux/nmi.h */
#endif
/*
* watchdog timer registers
*/

1
arch/sparc/Kconfig
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@ -29,6 +29,7 @@ config SPARC
select GENERIC_IRQ_SHOW
select USE_GENERIC_SMP_HELPERS if SMP
select GENERIC_PCI_IOMAP
select HAVE_NMI_WATCHDOG if SPARC64
config SPARC32
def_bool !64BIT

1
arch/sparc/include/asm/irq_64.h
View File

@ -95,7 +95,6 @@ void arch_trigger_all_cpu_backtrace(void);
extern void *hardirq_stack[NR_CPUS];
extern void *softirq_stack[NR_CPUS];
#define __ARCH_HAS_DO_SOFTIRQ
#define ARCH_HAS_NMI_WATCHDOG
#define NO_IRQ 0xffffffff

2
include/linux/nmi.h
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@ -14,7 +14,7 @@
* may be used to reset the timeout - for code which intentionally
* disables interrupts for a long time. This call is stateless.
*/
#if defined(ARCH_HAS_NMI_WATCHDOG) || defined(CONFIG_HARDLOCKUP_DETECTOR)
#if defined(CONFIG_HAVE_NMI_WATCHDOG) || defined(CONFIG_HARDLOCKUP_DETECTOR)
#include <asm/nmi.h>
extern void touch_nmi_watchdog(void);
#else

2
lib/Kconfig.debug
View File

@ -184,7 +184,7 @@ config LOCKUP_DETECTOR
config HARDLOCKUP_DETECTOR
def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI && \
!ARCH_HAS_NMI_WATCHDOG
!HAVE_NMI_WATCHDOG
config BOOTPARAM_HARDLOCKUP_PANIC
bool "Panic (Reboot) On Hard Lockups"