[PATCH] i386: allow disabling X86_FEATURE_SEP at boot

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Allow the x86 "sep" feature to be disabled at bootup.  This forces use of the
int80 vsyscall.  Mainly for testing or benchmarking the int80 vsyscall code.

Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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Chuck Ebbert 2006-03-23 02:59:34 -08:00 • committed by Linus Torvalds

parent 3bc9b76bed

commit 4f88651125

2 changed files with 19 additions and 2 deletions

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6

Documentation/kernel-parameters.txt

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15

arch/i386/kernel/cpu/common.c

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