Messages in this thread | | | Date | Mon, 28 Sep 2015 23:13:01 +0200 | Subject | Re: [PATCH v4 0/5] Provide better MADT subtable sanity checks | From | "Rafael J. Wysocki" <> |
| |
On Mon, Sep 28, 2015 at 10:17 PM, Al Stone <ahs3@redhat.com> wrote: > On 09/25/2015 05:29 PM, Rafael J. Wysocki wrote: >> On Wednesday, September 16, 2015 05:26:40 PM Al Stone wrote:
[cut]
>> In particular, I'm not sure if we really need to return >> -EINVAL from acpi_parse_entries_array() when we find a bad MADT entry or it >> will be sufficient to simply go to the next entry in that case? >> >> Thanks, >> Rafael > > I see there being two options: (1) return -EINVAL and indicate that the tables > are incorrect, or (2) print a warning (or something more aggressive?), go to > the next entry, and hope for the best with the remainder of the MADT subtables. > The former is consistent with past behavior, I think, and the latter seems to > me a bit of a gamble. So, my vote is for (1), the current method; what are you > thinking these days?
I would be for preserving the past behavior.
I'm a bit concerned that the new checks may trigger on systems where the old ones didn't, but that is a separete problem.
Thanks, Rafael
| |