[xen stable-4.12] xen/arm: Enable CPU Erratum 1165522 for Neoverse

[patchbot@xxxxxxx]

commit 76d934929b6d91b886afbc45deaac95bfc90457a
Author:     Bertrand Marquis <bertrand.marquis@xxxxxxx>
AuthorDate: Tue Aug 18 14:47:39 2020 +0100
Commit:     Stefano Stabellini <sstabellini@xxxxxxxxxx>
CommitDate: Mon Sep 14 17:28:03 2020 -0700

    xen/arm: Enable CPU Erratum 1165522 for Neoverse
    
    Enable CPU erratum of Speculative AT on the Neoverse N1 processor
    versions r0p0 to r2p0.
    Also Fix Cortex A76 Erratum string which had a wrong errata number.
    
    Signed-off-by: Bertrand Marquis <bertrand.marquis@xxxxxxx>
    Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
    (cherry picked from commit 858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c)
---
 xen/arch/arm/cpuerrata.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c
index edbe789736..b254b98657 100644
--- a/xen/arch/arm/cpuerrata.c
+++ b/xen/arch/arm/cpuerrata.c
@@ -489,9 +489,15 @@ static const struct arm_cpu_capabilities arm_errata[] = {
         .matches = has_ssbd_mitigation,
     },
 #endif
+    {
+        /* Neoverse r0p0 - r2p0 */
+        .desc = "ARM erratum 1165522",
+        .capability = ARM64_WORKAROUND_AT_SPECULATE,
+        MIDR_RANGE(MIDR_NEOVERSE_N1, 0, 2 << MIDR_VARIANT_SHIFT),
+    },
     {
         /* Cortex-A76 r0p0 - r2p0 */
-        .desc = "ARM erratum 116522",
+        .desc = "ARM erratum 1165522",
         .capability = ARM64_WORKAROUND_AT_SPECULATE,
         MIDR_RANGE(MIDR_CORTEX_A76, 0, 2 << MIDR_VARIANT_SHIFT),
     },
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.12