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Rename TAINT_UNSAFE_SMP to TAINT_CPU_OUT_OF_SPEC

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Rename TAINT_UNSAFE_SMP to TAINT_CPU_OUT_OF_SPEC, so we can repurpose
the flag to encompass a wider range of pushing the CPU beyond its
warrany.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Link: http://lkml.kernel.org/r/20140226154949.GA770@redhat.com
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Dave Jones 2014-02-26 10:49:49 -05:00 committed by H. Peter Anvin
parent 0b131be8d4
commit 8c90487cdc
4 changed files with 4 additions and 4 deletions
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2
arch/x86/kernel/cpu/amd.c
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@ -218,7 +218,7 @@ static void amd_k7_smp_check(struct cpuinfo_x86 *c)
*/
WARN_ONCE(1, "WARNING: This combination of AMD"
" processors is not suitable for SMP.\n");
add_taint(TAINT_UNSAFE_SMP, LOCKDEP_NOW_UNRELIABLE);
add_taint(TAINT_CPU_OUT_OF_SPEC, LOCKDEP_NOW_UNRELIABLE);
}
static void init_amd_k7(struct cpuinfo_x86 *c)

2
include/linux/kernel.h
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@ -458,7 +458,7 @@ extern enum system_states {
#define TAINT_PROPRIETARY_MODULE 0
#define TAINT_FORCED_MODULE 1
#define TAINT_UNSAFE_SMP 2
#define TAINT_CPU_OUT_OF_SPEC 2
#define TAINT_FORCED_RMMOD 3
#define TAINT_MACHINE_CHECK 4
#define TAINT_BAD_PAGE 5

2
kernel/module.c
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@ -1015,7 +1015,7 @@ static size_t module_flags_taint(struct module *mod, char *buf)
buf[l++] = 'C';
/*
* TAINT_FORCED_RMMOD: could be added.
* TAINT_UNSAFE_SMP, TAINT_MACHINE_CHECK, TAINT_BAD_PAGE don't
* TAINT_CPU_OUT_OF_SPEC, TAINT_MACHINE_CHECK, TAINT_BAD_PAGE don't
* apply to modules.
*/
return l;

2
kernel/panic.c
View File

@ -199,7 +199,7 @@ struct tnt {
static const struct tnt tnts[] = {
{ TAINT_PROPRIETARY_MODULE, 'P', 'G' },
{ TAINT_FORCED_MODULE, 'F', ' ' },
{ TAINT_UNSAFE_SMP, 'S', ' ' },
{ TAINT_CPU_OUT_OF_SPEC, 'S', ' ' },
{ TAINT_FORCED_RMMOD, 'R', ' ' },
{ TAINT_MACHINE_CHECK, 'M', ' ' },
{ TAINT_BAD_PAGE, 'B', ' ' },