Fix date output in x86 microcode driver.

The microcode stores its date in a uint32_t in some weird order
approximating pdp-endian. Rather than printing it like that, print it
properly in ISO standard form.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Cc: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 2 deletions

diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c
index a61986e8b691..d2d9d74f4cbb 100644
--- a/arch/x86/kernel/microcode_intel.c
+++ b/arch/x86/kernel/microcode_intel.c
@@ -339,8 +339,11 @@ static void apply_microcode(int cpu)
                 return;
         }
         printk(KERN_INFO "microcode: CPU%d updated from revision "
-               "0x%x to 0x%x, date = %08x \n",
-               cpu_num, uci->rev, val[1], uci->mc.mc_intel->hdr.date);
+               "0x%x to 0x%x, date = %04x-%02x-%02x \n",
+                cpu_num, uci->rev, val[1],
+                uci->mc.mc_intel->hdr.date & 0xffff,
+                uci->mc.mc_intel->hdr.date >> 24,
+                (uci->mc.mc_intel->hdr.date >> 16) & 0xff);
         uci->rev = val[1];
 }