Commit da4aaa7d authored Feb 27, 2014 by H. Peter Anvin

x86, cpufeature: If we disable CLFLUSH, we should disable CLFLUSHOPT



If we explicitly disable the use of CLFLUSH, we should disable the use
of CLFLUSHOPT as well.

Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Link: http://lkml.kernel.org/n/tip-jtdv7btppr4jgzxm3sxx1e74@git.kernel.org

parent 840d2830

arch/x86/kernel/cpu/common.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1026,6 +1026,7 @@ __setup("show_msr=", setup_show_msr);
		static __init int setup_noclflush(char *arg)
		{
		setup_clear_cpu_cap(X86_FEATURE_CLFLUSH);
		setup_clear_cpu_cap(X86_FEATURE_CLFLUSHOPT);
		return 1;
		}
		__setup("noclflush", setup_noclflush);