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x86/microcode: Remove ->request_microcode_user()

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181b6f40e9 ("x86/microcode: Rip out the OLD_INTERFACE")

removed the old microcode loading interface but forgot to remove the
related ->request_microcode_user() functionality which it uses.

Rip it out now too.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220825075445.28171-1-bp@alien8.de
This commit is contained in:
Borislav Petkov 2022-08-25 09:51:57 +02:00
parent 3ecf671f1d
commit 8c61eafd22
3 changed files with 0 additions and 27 deletions
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3
arch/x86/include/asm/microcode.h
View File

@ -32,9 +32,6 @@ enum ucode_state {
};
struct microcode_ops {
enum ucode_state (*request_microcode_user) (int cpu,
const void __user *buf, size_t size);
enum ucode_state (*request_microcode_fw) (int cpu, struct device *,
bool refresh_fw);

7
arch/x86/kernel/cpu/microcode/amd.c
View File

@ -924,12 +924,6 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device,
return ret;
}
static enum ucode_state
request_microcode_user(int cpu, const void __user *buf, size_t size)
{
return UCODE_ERROR;
}
static void microcode_fini_cpu_amd(int cpu)
{
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
@ -938,7 +932,6 @@ static void microcode_fini_cpu_amd(int cpu)
}
static struct microcode_ops microcode_amd_ops = {
.request_microcode_user = request_microcode_user,
.request_microcode_fw = request_microcode_amd,
.collect_cpu_info = collect_cpu_info_amd,
.apply_microcode = apply_microcode_amd,

17
arch/x86/kernel/cpu/microcode/intel.c
View File

@ -916,24 +916,7 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device,
return ret;
}
static enum ucode_state
request_microcode_user(int cpu, const void __user *buf, size_t size)
{
struct iov_iter iter;
struct iovec iov;
if (is_blacklisted(cpu))
return UCODE_NFOUND;
iov.iov_base = (void __user *)buf;
iov.iov_len = size;
iov_iter_init(&iter, WRITE, &iov, 1, size);
return generic_load_microcode(cpu, &iter);
}
static struct microcode_ops microcode_intel_ops = {
.request_microcode_user = request_microcode_user,
.request_microcode_fw = request_microcode_fw,
.collect_cpu_info = collect_cpu_info,
.apply_microcode = apply_microcode_intel,