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Diffstat (limited to 'include/asm-sparc64/pil.h')
| -rw-r--r-- | include/asm-sparc64/pil.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/include/asm-sparc64/pil.h b/include/asm-sparc64/pil.h deleted file mode 100644 index 8f87750c351..00000000000 --- a/include/asm-sparc64/pil.h +++ /dev/null @@ -1,26 +0,0 @@ -/* $Id: pil.h,v 1.1 2002/01/23 11:27:36 davem Exp $ */ -#ifndef _SPARC64_PIL_H -#define _SPARC64_PIL_H - -/* To avoid some locking problems, we hard allocate certain PILs - * for SMP cross call messages that must do a etrap/rtrap. - * - * A cli() does not block the cross call delivery, so when SMP - * locking is an issue we reschedule the event into a PIL interrupt - * which is blocked by cli(). - * - * In fact any XCALL which has to etrap/rtrap has a problem because - * it is difficult to prevent rtrap from running BH's, and that would - * need to be done if the XCALL arrived while %pil==15. - */ -#define PIL_SMP_CALL_FUNC 1 -#define PIL_SMP_RECEIVE_SIGNAL 2 -#define PIL_SMP_CAPTURE 3 - -#ifndef __ASSEMBLY__ -#define PIL_RESERVED(PIL) ((PIL) == PIL_SMP_CALL_FUNC || \ - (PIL) == PIL_SMP_RECEIVE_SIGNAL || \ - (PIL) == PIL_SMP_CAPTURE) -#endif - -#endif /* !(_SPARC64_PIL_H) */ |