Re: [PATCH 6/8] SGI x86_64 UV: Limit the number of microcode messages

From: Tigran Aivazian
Date: Sat Oct 24 2009 - 18:24:31 EST


On Sat, 24 Oct 2009, Dmitry Adamushko wrote:
-       printk(KERN_INFO "microcode: CPU%d sig=0x%x, pf=0x%x, revision=0x%x\n",
+       if (cpu_num < 4 || !limit_console_output(false))
+               printk(KERN_INFO
+                       "microcode: CPU%d sig=0x%x, pf=0x%x, revision=0x%x\n",
                       cpu_num, csig->sig, csig->pf, csig->rev);


Hmm, I guess we wouldn't lose a lot by simply removing those messages
completely. Per-cpu pf/revision is available via /sys anyway.

The reason for printing them is that the pf (possibly others?) can change by the update and so the log has this info handy.

Kind regards
Tigran