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x86, bts: DS and BTS initialization

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Impact: widen BTS/PEBS ptrace enablement to more CPU models

Move BTS initialisation out of an #ifdef CONFIG_X86_64 guard.

Assume core2 BTS and DS layout for future models of family 6 processors.

Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Markus Metzger
2008-11-09 14:29:21 +01:00
committed by Ingo Molnar
parent f7160c7573
commit f4166c54bf
3 changed files with 9 additions and 12 deletions
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9
arch/x86/kernel/ptrace.c
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@@ -929,17 +929,16 @@ void __cpuinit ptrace_bts_init_intel(struct cpuinfo_x86 *c)
switch (c->x86) {
case 0x6:
switch (c->x86_model) {
case 0 ... 0xC:
/* sorry, don't know about them */
break;
case 0xD:
case 0xE: /* Pentium M */
bts_configure(&bts_cfg_pentium_m);
break;
case 0xF: /* Core2 */
case 0x1C: /* Atom */
default: /* Core2, Atom, ... */
bts_configure(&bts_cfg_core2);
break;
default:
/* sorry, don't know about them */
break;
}
break;
case 0xF: