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[Xen-devel] [PATCH v1 03/13] xen/arm: setup: Check errata for boot CPU later on



Some errata will rely on the SMCCC version which is detected by
psci_init().

This is part of XSA-263.

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>

---
    Changes in v2:
        - Add Stefano's reviewed-by
---
 xen/arch/arm/setup.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/xen/arch/arm/setup.c b/xen/arch/arm/setup.c
index 1d6f6bf37e..ac93de4786 100644
--- a/xen/arch/arm/setup.c
+++ b/xen/arch/arm/setup.c
@@ -171,8 +171,6 @@ static void __init processor_id(void)
     }
 
     processor_setup();
-
-    check_local_cpu_errata();
 }
 
 void dt_unreserved_regions(paddr_t s, paddr_t e,
@@ -779,6 +777,12 @@ void __init start_xen(unsigned long boot_phys_offset,
     printk(XENLOG_INFO "SMP: Allowing %u CPUs\n", cpus);
     nr_cpu_ids = cpus;
 
+    /*
+     * Some errata relies on SMCCC version which is detected by psci_init()
+     * (called from smp_init_cpus()).
+     */
+    check_local_cpu_errata();
+
     init_xen_time();
 
     gic_init();
-- 
2.11.0


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