From 835587b611e1dedf84dba36e60c8b765a8383e7b Mon Sep 17 00:00:00 2001 From: Jack Steiner Date: Wed, 9 Sep 2009 10:41:05 -0500 Subject: [PATCH] x86: SGI UV: Fix IPI macros The UV BIOS has changed the way interrupt remapping is being done. This affects the id used for sending IPIs. The upper id bits no longer need to be masked off. Signed-off-by: Jack Steiner Cc: LKML-Reference: <20090909154104.GA25083@sgi.com> Signed-off-by: Ingo Molnar --- arch/x86/include/asm/uv/uv_hub.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index 77a68505419a5..03a0cbdb3050f 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h @@ -422,7 +422,7 @@ static inline void uv_hub_send_ipi(int pnode, int apicid, int vector) unsigned long val; val = (1UL << UVH_IPI_INT_SEND_SHFT) | - ((apicid & 0x3f) << UVH_IPI_INT_APIC_ID_SHFT) | + ((apicid) << UVH_IPI_INT_APIC_ID_SHFT) | (vector << UVH_IPI_INT_VECTOR_SHFT); uv_write_global_mmr64(pnode, UVH_IPI_INT, val); } -- 2.39.5