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authorDmitry Osipenko <dmitry.osipenko@collabora.com>2022-06-28 08:55:45 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-07-22 10:21:20 +0200
commit9bac88b10f0f8e442fc1b8b4a72b29d708208805 (patch)
treee7b04729e37d192ae19ce503b70b97405243426d /arch/arm/mm/proc-v7-bugs.c
parent681da5bff05fbbbba7bf15c0004a371cb57f2de9 (diff)
ARM: 9213/1: Print message about disabled Spectre workarounds only once
commit e4ced82deb5fb17222fb82e092c3f8311955b585 upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/mm/proc-v7-bugs.c')
-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 fb9f3eb6bf48..f9730eba0632 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;
}