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x86/CPU/AMD: Get rid of amd_erratum_1054[]

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No functional changes.

Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Nikolay Borisov <nik.borisov@suse.com>
Link: http://lore.kernel.org/r/20231120104152.13740-10-bp@alien8.de
This commit is contained in:
Borislav Petkov (AMD) 2023-11-03 19:53:49 +01:00
parent bfff3c6692
commit 54c33e23f7
1 changed files with 1 additions and 5 deletions
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6
arch/x86/kernel/cpu/amd.c
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@ -66,10 +66,6 @@ static const int amd_erratum_400[] =
static const int amd_erratum_383[] =
AMD_OSVW_ERRATUM(3, AMD_MODEL_RANGE(0x10, 0, 0, 0xff, 0xf));
/* #1054: Instructions Retired Performance Counter May Be Inaccurate */
static const int amd_erratum_1054[] =
AMD_LEGACY_ERRATUM(AMD_MODEL_RANGE(0x17, 0, 0, 0x2f, 0xf));
static const int amd_erratum_1485[] =
AMD_LEGACY_ERRATUM(AMD_MODEL_RANGE(0x19, 0x10, 0x0, 0x1f, 0xf),
AMD_MODEL_RANGE(0x19, 0x60, 0x0, 0xaf, 0xf));
@ -1201,7 +1197,7 @@ static void init_amd(struct cpuinfo_x86 *c)
* Counter May Be Inaccurate".
*/
if (cpu_has(c, X86_FEATURE_IRPERF) &&
!cpu_has_amd_erratum(c, amd_erratum_1054))
(boot_cpu_has(X86_FEATURE_ZEN) && c->x86_model > 0x2f))
msr_set_bit(MSR_K7_HWCR, MSR_K7_HWCR_IRPERF_EN_BIT);
check_null_seg_clears_base(c);