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Diffstat (limited to 'include/asm-sparc/pil.h')
| -rw-r--r-- | include/asm-sparc/pil.h | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/include/asm-sparc/pil.h b/include/asm-sparc/pil.h deleted file mode 100644 index 71819bb943fc..000000000000 --- a/include/asm-sparc/pil.h +++ /dev/null @@ -1,22 +0,0 @@ -#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 local_irq_disable() 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 local_irq_disable(). - * - * 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 -#define PIL_SMP_CTX_NEW_VERSION 4 -#define PIL_DEVICE_IRQ 5 -#define PIL_SMP_CALL_FUNC_SNGL 6 - -#endif /* !(_SPARC64_PIL_H) */ |