At the moment, we hide PMU's from domain 0 and XEN boot fails on platform[1]
where DTS contains "arm,cortex-a53-pmu" as compatible string for PMU node.

This patch simply adds "arm,cortex-a53-pmu" to list of blacklisted PMUs.

[1]: 
https://github.com/torvalds/linux/blob/master/arch/arm64/boot/dts/freescale/imx8mq.dtsi#L124

Signed-off-by: Amit Singh Tomar <amittome...@gmail.com>
---
 xen/arch/arm/domain_build.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index d983677..b54592a 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -1334,6 +1334,7 @@ static int __init handle_node(struct domain *d, struct 
kernel_info *kinfo,
         DT_MATCH_COMPATIBLE("arm,cortex-a15-pmu"),
         DT_MATCH_COMPATIBLE("arm,cortex-a53-edac"),
         DT_MATCH_COMPATIBLE("arm,armv8-pmuv3"),
+        DT_MATCH_COMPATIBLE("arm,cortex-a53-pmu"),
         DT_MATCH_PATH("/cpus"),
         DT_MATCH_TYPE("memory"),
         /* The memory mapped timer is not supported by Xen. */
-- 
2.7.4


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