From: Bertrand Marquis <bertrand.marquis@arm.com>
Date: Wed, 7 Oct 2020 11:05:44 +0000 (+0100)
Subject: xen/arm: print update firmware only once
X-Git-Tag: archive/raspbian/4.16.0+51-g0941d6cb-1+rpi1~2^2~42^2~1503
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=27addcca155744a18e908f2d6306f107b0a133de;p=xen.git

xen/arm: print update firmware only once

Fix enable_smccc_arch_workaround_1 to only print the warning asking to
update the firmware once.

Fixes: 976319fa3de7 ("xen/arm64: Kill PSCI_GET_VERSION as a variant-2 workaround")
Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Reviewed-by: Julien Grall <jgrall@amazon.com>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
---

diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c
index 6c09017515..0c63dfa779 100644
--- a/xen/arch/arm/cpuerrata.c
+++ b/xen/arch/arm/cpuerrata.c
@@ -187,7 +187,7 @@ warn:
         ASSERT(system_state < SYS_STATE_active);
         warning_add("No support for ARM_SMCCC_ARCH_WORKAROUND_1.\n"
                     "Please update your firmware.\n");
-        warned = false;
+        warned = true;
     }
 
     return 0;