Messages in this thread | | | Date | Tue, 17 Mar 2020 11:22:49 +0100 | From | Greg KH <> | Subject | Re: [ PATCH stable v4.19] EDAC: Drop per-memory controller buses |
| |
On Wed, Mar 11, 2020 at 10:22:01PM -0700, Manali K Shukla wrote: > From: Borislav Petkov <bp@suse.de> > > upstream 861e6ed667c83d64a42b0db41a22d6b4de4e913f commit > > ... and use the single edac_subsys object returned from > subsys_system_register(). The idea is to have a single bus > and multiple devices on it. > > Signed-off-by: Borislav Petkov <bp@suse.de> > Acked-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> > CC: Aristeu Rozanski Filho <arozansk@redhat.com> > CC: Greg KH <gregkh@linuxfoundation.org> > CC: Justin Ernst <justin.ernst@hpe.com> > CC: linux-edac <linux-edac@vger.kernel.org> > CC: Mauro Carvalho Chehab <mchehab@kernel.org> > CC: Russ Anderson <rja@hpe.com> > Cc: Tony Luck <tony.luck@intel.com> > Link: https://lkml.kernel.org/r/20180926152752.GG5584@zn.tnic > [Manali: backport to v4.19 -stable : > - removing per-MC bus, this enables to get rid of memory controllers > maximum number notion > - value of max number of memory controllers is 2 * MAX_NUMNODES. On two nodes system MAX_NUMNODES value is ‘1’ and > so value of max number of memory controller becomes ‘2’, this patch fixes this issue when there are only 2 nodes on the system > and number of memory controllers are more than ‘2’] > (cherry picked from commit 861e6ed667c83d64a42b0db41a22d6b4de4e913f) > Signed-off-by: Manali K Shukla <manashuk@cisco.com>
Why is this a patch for the stable trees? What problem does it solve?
thanks,
greg k-h-
| |