On Thu, Jul 10, 2014 at 2:01 AM, Chen, Gong <gong.c...@linux.intel.com> wrote: > On Wed, Jul 09, 2014 at 02:24:31PM -0700, Havard Skinnemoen wrote: >> On Wed, Jul 9, 2014 at 12:17 PM, Borislav Petkov <b...@alien8.de> wrote: >> > Why min 3 polls? How do you come up with exactly that frequency? >> >> The idea is that if we make it equal to check_interval, it might >> bounce back and forth a lot. So we need to divide by something, and 8 >> seems like a nice, safe value, and it seems to work well. We're not >> opposed to considering other values, of course (e.g. 2 and 4 might >> work well too, but with somewhat higher risk of ping-ponging). > That value looks chosen a little bit at will. How about updating > CMCI_POLL_INTERVAL when check_interval is changed to ensure > CMCI_POLL_INTERVAL <= check_interval always.
I guess that would work equally well, but we still need to determine the magic number of how much less we want CMCI_POLL_INTERVAL to be. Havard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
