[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20250829115250.2395585-3-ryan.roberts@arm.com>
Date: Fri, 29 Aug 2025 12:52:43 +0100
From: Ryan Roberts <ryan.roberts@....com>
To: Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
David Hildenbrand <david@...hat.com>,
Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
Yang Shi <yang@...amperecomputing.com>,
Ard Biesheuvel <ardb@...nel.org>,
Dev Jain <dev.jain@....com>,
scott@...amperecomputing.com,
cl@...two.org
Cc: Ryan Roberts <ryan.roberts@....com>,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org,
linux-mm@...ck.org
Subject: [PATCH v7 2/6] arm64: cpufeature: add AmpereOne to BBML2 allow list
From: Yang Shi <yang@...amperecomputing.com>
AmpereOne supports BBML2 without conflict abort, add to the allow list.
Signed-off-by: Yang Shi <yang@...amperecomputing.com>
Reviewed-by: Christoph Lameter (Ampere) <cl@...two.org>
Reviewed-by: Ryan Roberts <ryan.roberts@....com>
---
arch/arm64/kernel/cpufeature.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 9ad065f15f1d..b93f4ee57176 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2234,6 +2234,8 @@ static bool has_bbml2_noabort(const struct arm64_cpu_capabilities *caps, int sco
static const struct midr_range supports_bbml2_noabort_list[] = {
MIDR_REV_RANGE(MIDR_CORTEX_X4, 0, 3, 0xf),
MIDR_REV_RANGE(MIDR_NEOVERSE_V3, 0, 2, 0xf),
+ MIDR_ALL_VERSIONS(MIDR_AMPERE1),
+ MIDR_ALL_VERSIONS(MIDR_AMPERE1A),
{}
};
--
2.43.0
Powered by blists - more mailing lists