From 6b6d017235acad3ee1681140795593723bb9b9df Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 31 Jan 2006 18:33:12 -0800 Subject: [PATCH] [SPARC64]: Use sparc64_highest_unlocked_tlb_ent in __tsb_context_switch() Instead of ugly hard-coded value. Signed-off-by: David S. Miller --- arch/sparc64/kernel/tsb.S | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/arch/sparc64/kernel/tsb.S b/arch/sparc64/kernel/tsb.S index 08405ed69288..c1532292a625 100644 --- a/arch/sparc64/kernel/tsb.S +++ b/arch/sparc64/kernel/tsb.S @@ -185,12 +185,14 @@ __tsb_context_switch: * * XXX Interactions with prom_world()... */ - mov TLB_TAG_ACCESS, %g1 - stxa %o2, [%g1] ASI_DMMU - membar #Sync - mov (61 << 3), %g1 - stxa %o3, [%g1] ASI_DTLB_DATA_ACCESS - membar #Sync + sethi %hi(sparc64_highest_unlocked_tlb_ent), %o4 + mov TLB_TAG_ACCESS, %g1 + lduw [%o4 + %lo(sparc64_highest_unlocked_tlb_ent)], %g2 + stxa %o2, [%g1] ASI_DMMU + membar #Sync + sllx %g2, 3, %g2 + stxa %o3, [%g2] ASI_DTLB_DATA_ACCESS + membar #Sync 9: wrpr %o5, %pstate