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authorMarc Zyngier <marc.zyngier@arm.com>2016-06-02 09:00:28 +0100
committerSasha Levin <sasha.levin@oracle.com>2016-06-19 23:47:43 -0400
commitd822ea89aa219e61c91afbe4136e42502d08f85b (patch)
treea1c9fe3ca43112955133f219f8ede11b63a5ae2b
parent045f08909af86b12a5030c5ce34bb15f9a201bed (diff)
irqchip/gic-v3: Fix ICC_SGI1R_EL1.INTID decoding mask
[ Upstream commit dd5f1b049dc139876801db3cdd0f20d21fd428cc ] The INTID mask is wrong, and is made a signed value, which has nteresting effects in the KVM emulation. Let's sanitize it. Cc: stable@vger.kernel.org Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
-rw-r--r--include/linux/irqchip/arm-gic-v3.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index f53d36d8f01e..e93d2c5549db 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -147,7 +147,7 @@
#define ICC_SGI1R_AFFINITY_1_SHIFT 16
#define ICC_SGI1R_AFFINITY_1_MASK (0xff << ICC_SGI1R_AFFINITY_1_SHIFT)
#define ICC_SGI1R_SGI_ID_SHIFT 24
-#define ICC_SGI1R_SGI_ID_MASK (0xff << ICC_SGI1R_SGI_ID_SHIFT)
+#define ICC_SGI1R_SGI_ID_MASK (0xfULL << ICC_SGI1R_SGI_ID_SHIFT)
#define ICC_SGI1R_AFFINITY_2_SHIFT 32
#define ICC_SGI1R_AFFINITY_2_MASK (0xffULL << ICC_SGI1R_AFFINITY_1_SHIFT)
#define ICC_SGI1R_IRQ_ROUTING_MODE_BIT 40