diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2007-10-27 20:32:21 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2007-10-27 20:32:21 +0000 |
| commit | 39826bed35d5224e115fe5fafa745276767e86a3 (patch) | |
| tree | 801998a1973f99d46a3c33e282c730e42b2af03d | |
| parent | 3150b1780fa0e6bd22431a7da571a48c3ae51af3 (diff) | |
No need for an explicit pipeline synchronization in invalidate_pte(), the
xmem instruction does it for us.
| -rw-r--r-- | sys/arch/m88k/include/mmu.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sys/arch/m88k/include/mmu.h b/sys/arch/m88k/include/mmu.h index 338050a8f6a..ff0a2885653 100644 --- a/sys/arch/m88k/include/mmu.h +++ b/sys/arch/m88k/include/mmu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: mmu.h,v 1.8 2006/05/21 20:55:43 miod Exp $ */ +/* $OpenBSD: mmu.h,v 1.9 2007/10/27 20:32:20 miod Exp $ */ /* * This file bears almost no resemblance to the original m68k file, @@ -213,7 +213,6 @@ invalidate_pte(pt_entry_t *pte) oldpte = PG_NV; __asm__ __volatile__ ("xmem %0, %2, r0" : "=r"(oldpte) : "0"(oldpte), "r"(pte)); - __asm__ __volatile__ ("tb1 0, r0, 0"); return oldpte; } |