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x86: SGI UV: Fix IPI macros

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commit d2374aecda3f6c9b0d13287027132a37311da300 upstream.

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 <steiner@sgi.com>
LKML-Reference: <20090909154104.GA25083@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jack Steiner
2009-09-09 10:41:05 -05:00
committed by Greg Kroah-Hartman
parent 5661981522
commit be4d100ec9
1 changed files with 1 additions and 1 deletions
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2
arch/x86/include/asm/uv/uv_hub.h
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@@ -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);
}