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Diffstat (limited to 'arch/x86/kernel/microcode_amd.c')
-rw-r--r--arch/x86/kernel/microcode_amd.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index c3d4cc972eca..4a6ff747aaad 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -182,10 +182,10 @@ int __apply_microcode_amd(struct microcode_amd *mc_amd)
182{ 182{
183 u32 rev, dummy; 183 u32 rev, dummy;
184 184
185 wrmsrl(MSR_AMD64_PATCH_LOADER, (u64)(long)&mc_amd->hdr.data_code); 185 native_wrmsrl(MSR_AMD64_PATCH_LOADER, (u64)(long)&mc_amd->hdr.data_code);
186 186
187 /* verify patch application was successful */ 187 /* verify patch application was successful */
188 rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy); 188 native_rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy);
189 if (rev != mc_amd->hdr.patch_id) 189 if (rev != mc_amd->hdr.patch_id)
190 return -1; 190 return -1;
191 191
@@ -332,6 +332,9 @@ static int verify_and_add_patch(u8 family, u8 *fw, unsigned int leftover)
332 patch->patch_id = mc_hdr->patch_id; 332 patch->patch_id = mc_hdr->patch_id;
333 patch->equiv_cpu = proc_id; 333 patch->equiv_cpu = proc_id;
334 334
335 pr_debug("%s: Added patch_id: 0x%08x, proc_id: 0x%04x\n",
336 __func__, patch->patch_id, proc_id);
337
335 /* ... and add to cache. */ 338 /* ... and add to cache. */
336 update_cache(patch); 339 update_cache(patch);
337 340
@@ -390,9 +393,9 @@ enum ucode_state load_microcode_amd(u8 family, const u8 *data, size_t size)
390 if (cpu_data(smp_processor_id()).cpu_index == boot_cpu_data.cpu_index) { 393 if (cpu_data(smp_processor_id()).cpu_index == boot_cpu_data.cpu_index) {
391 struct ucode_patch *p = find_patch(smp_processor_id()); 394 struct ucode_patch *p = find_patch(smp_processor_id());
392 if (p) { 395 if (p) {
393 memset(amd_bsp_mpb, 0, MPB_MAX_SIZE); 396 memset(amd_ucode_patch, 0, PATCH_MAX_SIZE);
394 memcpy(amd_bsp_mpb, p->data, min_t(u32, ksize(p->data), 397 memcpy(amd_ucode_patch, p->data, min_t(u32, ksize(p->data),
395 MPB_MAX_SIZE)); 398 PATCH_MAX_SIZE));
396 } 399 }
397 } 400 }
398#endif 401#endif