A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 11:11:45 -04:00
Code Issues Projects Releases Packages Wiki Activity

[PATCH] lockdep: irqtrace subsystem, s390 support

Browse source 
irqtrace support for s390.

Signed-off-by: Heiko Carstens <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Cc: Martin Schwidefsky <[email protected]>
Cc: Arjan van de Ven <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Heiko Carstens 2006-07-03 00:24:46 -07:00 • committed by Linus Torvalds
commit 1f194a4c39
9 changed files with 113 additions and 38 deletions
Download patch file Download diff file Expand all files Collapse all files

50
include/asm-s390/irqflags.h Normal file
View file

@ -0,0 +1,50 @@
/*
* include/asm-s390/irqflags.h
*
* Copyright (C) IBM Corp. 2006
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
*/
#ifndef __ASM_IRQFLAGS_H
#define __ASM_IRQFLAGS_H
#ifdef __KERNEL__
/* interrupt control.. */
#define raw_local_irq_enable() ({ \
unsigned long __dummy; \
__asm__ __volatile__ ( \
"stosm 0(%1),0x03" \
: "=m" (__dummy) : "a" (&__dummy) : "memory" ); \
})
#define raw_local_irq_disable() ({ \
unsigned long __flags; \
__asm__ __volatile__ ( \
"stnsm 0(%1),0xfc" : "=m" (__flags) : "a" (&__flags) ); \
__flags; \
})
#define raw_local_save_flags(x) \
__asm__ __volatile__("stosm 0(%1),0" : "=m" (x) : "a" (&x), "m" (x) )
#define raw_local_irq_restore(x) \
__asm__ __volatile__("ssm 0(%0)" : : "a" (&x), "m" (x) : "memory")
#define raw_irqs_disabled() \
({ \
unsigned long flags; \
local_save_flags(flags); \
!((flags >> __FLAG_SHIFT) & 3); \
})
static inline int raw_irqs_disabled_flags(unsigned long flags)
{
return !((flags >> __FLAG_SHIFT) & 3);
}
/* For spinlocks etc */
#define raw_local_irq_save(x) ((x) = raw_local_irq_disable())
#endif /* __KERNEL__ */
#endif /* __ASM_IRQFLAGS_H */

32
include/asm-s390/system.h
View file

@ -301,34 +301,6 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
#define set_mb(var, value) do { var = value; mb(); } while (0)
#define set_wmb(var, value) do { var = value; wmb(); } while (0)
/* interrupt control.. */
#define local_irq_enable() ({ \
unsigned long __dummy; \
__asm__ __volatile__ ( \
"stosm 0(%1),0x03" \
: "=m" (__dummy) : "a" (&__dummy) : "memory" ); \
})
#define local_irq_disable() ({ \
unsigned long __flags; \
__asm__ __volatile__ ( \
"stnsm 0(%1),0xfc" : "=m" (__flags) : "a" (&__flags) ); \
__flags; \
})
#define local_save_flags(x) \
__asm__ __volatile__("stosm 0(%1),0" : "=m" (x) : "a" (&x), "m" (x) )
#define local_irq_restore(x) \
__asm__ __volatile__("ssm 0(%0)" : : "a" (&x), "m" (x) : "memory")
#define irqs_disabled() \
({ \
unsigned long flags; \
local_save_flags(flags); \
!((flags >> __FLAG_SHIFT) & 3); \
})
#ifdef __s390x__
#define __ctl_load(array, low, high) ({ \
@ -442,8 +414,7 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
})
#endif /* __s390x__ */
/* For spinlocks etc */
#define local_irq_save(x) ((x) = local_irq_disable())
#include <linux/irqflags.h>
/*
* Use to set psw mask except for the first byte which
@ -482,4 +453,3 @@ extern void (*_machine_power_off)(void);
#endif /* __KERNEL__ */
#endif