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Commit 6d80ac94 authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Greg Kroah-Hartman
Browse files

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: default avatarDmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: default avatarRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent dc3f1afa

arch/arm/mm/proc-v7-bugs.c

+1 −2
Original line number Diff line number Diff line
@@ -110,8 +110,7 @@ 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;

}