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x86, microcode: Add a refresh firmware flag to ->request_microcode_fw

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This is done in preparation for teaching the ucode driver to either load
a new ucode patches container from userspace or use an already cached
version. No functionality change in this patch.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Link: http://lkml.kernel.org/r/1344361461-10076-10-git-send-email-bp@amd64.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Borislav Petkov
2012-07-26 15:51:00 +02:00
committed by H. Peter Anvin
parent 5f5b747282
commit 48e30685ca
4 changed files with 12 additions and 9 deletions
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3
arch/x86/kernel/microcode_amd.c
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@@ -330,7 +330,8 @@ out:
*
* These might be larger than 2K.
*/
static enum ucode_state request_microcode_amd(int cpu, struct device *device)
static enum ucode_state request_microcode_amd(int cpu, struct device *device,
bool refresh_fw)
{
char fw_name[36] = "amd-ucode/microcode_amd.bin";
const struct firmware *fw;