Messages in this thread | | | Date | Mon, 28 Apr 2008 05:05:15 -0700 | From | Andrew Morton <> | Subject | Re: i2c or eeprom enumeration problem |
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On Sun, 27 Apr 2008 21:20:42 -0700 Ulrich Drepper <drepper@redhat.com> wrote:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On a NUMA system the eeprom interface in /sys > > /sys/bus/i2c/drivers/eeprom/* > > do not list all the DRAM eeproms. Only the DRAM from one node is > listed. I have a 4 socket system with all 16 banks filled and see only > 4 entries. > > My suspicion (without looking at any code) is that the list of i2c > devices with eeproms is collected once and this happens only on one CPU. > I sees not to be dynamic since when I read the files with taskset > restricting execution on certain sockets and cores the result doesn't > change. > > Is this known or expected (I hope not the latter)? Where should I look > at? I assume that's in the i2c code? >
Let's cc the i2c list.
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