diff options
Diffstat (limited to 'old/xenolinux-2.4.16-sparse/include/asm-xeno/softirq.h')
-rw-r--r-- | old/xenolinux-2.4.16-sparse/include/asm-xeno/softirq.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/old/xenolinux-2.4.16-sparse/include/asm-xeno/softirq.h b/old/xenolinux-2.4.16-sparse/include/asm-xeno/softirq.h deleted file mode 100644 index 254224411b..0000000000 --- a/old/xenolinux-2.4.16-sparse/include/asm-xeno/softirq.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef __ASM_SOFTIRQ_H -#define __ASM_SOFTIRQ_H - -#include <asm/atomic.h> -#include <asm/hardirq.h> - -#define __cpu_bh_enable(cpu) \ - do { barrier(); local_bh_count(cpu)--; } while (0) -#define cpu_bh_disable(cpu) \ - do { local_bh_count(cpu)++; barrier(); } while (0) - -#define local_bh_disable() cpu_bh_disable(smp_processor_id()) -#define __local_bh_enable() __cpu_bh_enable(smp_processor_id()) - -#define in_softirq() (local_bh_count(smp_processor_id()) != 0) - -/* - * NOTE: this assembly code assumes: - * - * (char *)&local_bh_count - 8 == (char *)&softirq_pending - * - * If you change the offsets in irq_stat then you have to - * update this code as well. - */ -#define local_bh_enable() \ -do { \ - unsigned int *ptr = &local_bh_count(smp_processor_id()); \ - \ - barrier(); \ - if (!--*ptr) \ - __asm__ __volatile__ ( \ - "cmpl $0, -8(%0);" \ - "jnz 2f;" \ - "1:;" \ - \ - ".section .text.lock,\"ax\";" \ - "2: pushl %%eax; pushl %%ecx; pushl %%edx;" \ - "call %c1;" \ - "popl %%edx; popl %%ecx; popl %%eax;" \ - "jmp 1b;" \ - ".previous;" \ - \ - : /* no output */ \ - : "r" (ptr), "i" (do_softirq) \ - /* no registers clobbered */ ); \ -} while (0) - -#endif /* __ASM_SOFTIRQ_H */ |