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authorDmitry Osipenko <dmitry.osipenko@collabora.com>2022-06-28 08:55:45 +0100
committerRussell King (Oracle) <rmk+kernel@armlinux.org.uk>2022-07-06 22:44:49 +0100
commite4ced82deb5fb17222fb82e092c3f8311955b585 (patch)
treeb72124043fb5a9b4b02091b565afe93c52518da1
parent2bf6204240fddb22cc4940b9e3f40c538390212e (diff)
ARM: 9213/1: Print message about disabled Spectre workarounds only once
Print the message about disabled Spectre workarounds only once. The message is printed each time CPU goes out from idling state on NVIDIA Tegra boards, causing storm in KMSG that makes system unusable. Cc: stable@vger.kernel.org Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
-rw-r--r--arch/arm/mm/proc-v7-bugs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm/mm/proc-v7-bugs.c b/arch/arm/mm/proc-v7-bugs.c
index 9edb0c5eb369..8bc7a2d6d6c7 100644
--- a/arch/arm/mm/proc-v7-bugs.c
+++ b/arch/arm/mm/proc-v7-bugs.c
@@ -108,8 +108,7 @@ static unsigned int spectre_v2_install_workaround(unsigned int method)
#else
static unsigned int spectre_v2_install_workaround(unsigned int method)
{
- pr_info("CPU%u: Spectre V2: workarounds disabled by configuration\n",
- smp_processor_id());
+ pr_info_once("Spectre V2: workarounds disabled by configuration\n");
return SPECTRE_VULNERABLE;
}