Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.17 111/158] ARM: 9196/1: spectre-bhb: enable for Cortex-A15 | Date | Mon, 23 May 2022 19:04:28 +0200 |
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From: Ard Biesheuvel <ardb@kernel.org>
[ Upstream commit 0dc14aa94ccd8ba35eb17a0f9b123d1566efd39e ]
The Spectre-BHB mitigations were inadvertently left disabled for Cortex-A15, due to the fact that cpu_v7_bugs_init() is not called in that case. So fix that.
Fixes: b9baf5c8c5c3 ("ARM: Spectre-BHB workaround") Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/arm/mm/proc-v7-bugs.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/mm/proc-v7-bugs.c b/arch/arm/mm/proc-v7-bugs.c index 06dbfb968182..fb9f3eb6bf48 100644 --- a/arch/arm/mm/proc-v7-bugs.c +++ b/arch/arm/mm/proc-v7-bugs.c @@ -288,6 +288,7 @@ void cpu_v7_ca15_ibe(void) { if (check_spectre_auxcr(this_cpu_ptr(&spectre_warned), BIT(0))) cpu_v7_spectre_v2_init(); + cpu_v7_spectre_bhb_init(); } void cpu_v7_bugs_init(void) -- 2.35.1
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