to broadcast MCEs.
mce=bootlog
Enable logging of machine checks left over from booting.
- Disabled by default on AMD because some BIOS leave bogus ones.
+ Disabled by default on AMD Fam10h and older because some BIOS
+ leave bogus ones.
If your BIOS doesn't do that it's a good idea to enable though
to make sure you log even machine check events that result
in a reboot. On Intel systems it is enabled by default.
*/
clear_bit(10, (unsigned long *)&mce_banks[4].ctl);
}
- if (c->x86 < 17 && cfg->bootlog < 0) {
+ if (c->x86 < 0x11 && cfg->bootlog < 0) {
/*
* Lots of broken BIOS around that don't clear them
* by default and leave crap in there. Don't log:
* mce=TOLERANCELEVEL[,monarchtimeout] (number, see above)
* monarchtimeout is how long to wait for other CPUs on machine
* check, or 0 to not wait
- * mce=bootlog Log MCEs from before booting. Disabled by default on AMD.
+ * mce=bootlog Log MCEs from before booting. Disabled by default on AMD Fam10h
+ and older.
* mce=nobootlog Don't log MCEs from before booting.
* mce=bios_cmci_threshold Don't program the CMCI threshold
* mce=recovery force enable memcpy_mcsafe()