diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2007-04-27 18:17:20 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2007-04-27 18:17:20 +0000 |
| commit | 95f9e80cc362acc476f68125b00602e70ad0760e (patch) | |
| tree | 024758031639c072f43103a3a6f5dde941a2efac /sys | |
| parent | 4c1e56df404c7995e6431f0761c67d8f5d15d549 (diff) | |
In pmap_enter_pv(), when uncaching a page due to a VAC conflict, only flush
the existing cached va range, instead of the whole cache.
Tested on rm5200 and r12k.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/mips64/mips64/pmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arch/mips64/mips64/pmap.c b/sys/arch/mips64/mips64/pmap.c index afac11565f0..c1d3657ba4f 100644 --- a/sys/arch/mips64/mips64/pmap.c +++ b/sys/arch/mips64/mips64/pmap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.c,v 1.25 2007/04/27 18:14:13 miod Exp $ */ +/* $OpenBSD: pmap.c,v 1.26 2007/04/27 18:17:19 miod Exp $ */ /* * Copyright (c) 2001-2004 Opsycon AB (www.opsycon.se / www.opsycon.com) @@ -1237,7 +1237,7 @@ pmap_enter_pv(pmap_t pmap, vaddr_t va, vm_page_t pg, u_int *npte) VM_PAGE_TO_PHYS(pg), npv->pv_va, va); #endif pmap_page_cache(pg, PV_UNCACHED); - Mips_SyncCache(); + Mips_SyncDCachePage(pv->pv_va); *npte = (*npte & ~PG_CACHEMODE) | PG_UNCACHED; } } |