From 735cafc32b661f08a266a8d754e6cfbd82c11704 Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Mon, 10 Sep 2012 02:52:54 +0000 Subject: powerpc/mm: Use 32bit array for slb cache With larger vsid we need to track more bits of ESID in slb cache for slb invalidate. Reviewed-by: Paul Mackerras Signed-off-by: Aneesh Kumar K.V Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/mm/slb_low.S | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/powerpc/mm') diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index 3b75f19aaa22..f6a262555ef2 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S @@ -270,10 +270,10 @@ _GLOBAL(slb_compare_rr_to_size) bge 1f /* still room in the slb cache */ - sldi r11,r3,1 /* r11 = offset * sizeof(u16) */ - rldicl r10,r10,36,28 /* get low 16 bits of the ESID */ - add r11,r11,r13 /* r11 = (u16 *)paca + offset */ - sth r10,PACASLBCACHE(r11) /* paca->slb_cache[offset] = esid */ + sldi r11,r3,2 /* r11 = offset * sizeof(u32) */ + srdi r10,r10,28 /* get the 36 bits of the ESID */ + add r11,r11,r13 /* r11 = (u32 *)paca + offset */ + stw r10,PACASLBCACHE(r11) /* paca->slb_cache[offset] = esid */ addi r3,r3,1 /* offset++ */ b 2f 1: /* offset >= SLB_CACHE_ENTRIES */ -- cgit v1.2.3