Re: [PATCH] ACPI/HMAT: Move HMAT messages to pr_debug()

[Kai-Heng Feng <kaihengf@xxxxxxxxxx>]

On 2024/10/7 11:03 AM, Kai-Heng Feng wrote:
> Hi Rafael,
>
> On 2024/1/31 7:54 PM, Rafael J. Wysocki wrote:
> > On Wed, Jan 31, 2024 at 9:30 AM Dan Williams <dan.j.williams@xxxxxxxxx> wrote:
> > > The HMAT messages printed at boot, beyond being noisy, can also print
> > > details for nodes that are not yet enabled. The primary method to
> > > consume HMAT details is via sysfs, and the sysfs interface gates what is
> > > emitted by whether the node is online or not. Hide the messages by
> > > default by moving them from "info" to "debug" log level.
> > >
> > > Otherwise, these prints are just a pretty-print way to dump the ACPI
> > > HMAT table. It has always been the case that post-analysis was required
> > > for these messages to map proximity-domains to Linux NUMA nodes, and as
> > > Priya points out that analysis also needs to consider whether the
> > > proximity domain is marked "enabled" in the SRAT.
> > >
> > > Reported-by: Priya Autee <priya.v.autee@xxxxxxxxx>
> > > Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> >
> > Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>
> This patch doesn't seem to be included in the tree.
>
> Is it possible to pick this up in the your tree? Thanks!

A gentle ping...

> Kai-Heng
>
> > > ---
> > >   drivers/acpi/numa/hmat.c |   24 ++++++++++++------------
> > >   1 file changed, 12 insertions(+), 12 deletions(-)
> > >
> > > diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c
> > > index d6b85f0f6082..5331abc7c956 100644
> > > --- a/drivers/acpi/numa/hmat.c
> > > +++ b/drivers/acpi/numa/hmat.c
> > > @@ -409,9 +409,9 @@ static __init int hmat_parse_locality(union 
> > > acpi_subtable_headers *header,
> > >                  return -EINVAL;
> > >          }
> > >
> > > -       pr_info("Locality: Flags:%02x Type:%s Initiator Domains:%u Target 
> > > Domains:%u Base:%lld\n",
> > > -               hmat_loc->flags, hmat_data_type(type), ipds, tpds,
> > > -               hmat_loc->entry_base_unit);
> > > +       pr_debug("Locality: Flags:%02x Type:%s Initiator Domains:%u Target 
> > > Domains:%u Base:%lld\n",
> > > +                hmat_loc->flags, hmat_data_type(type), ipds, tpds,
> > > +                hmat_loc->entry_base_unit);
> > >
> > >          inits = (u32 *)(hmat_loc + 1);
> > >          targs = inits + ipds;
> > > @@ -422,9 +422,9 @@ static __init int hmat_parse_locality(union 
> > > acpi_subtable_headers *header,
> > >                          value = hmat_normalize(entries[init * tpds + targ],
> > >                                                 hmat_loc->entry_base_unit,
> > >                                                 type);
> > > -                       pr_info("  Initiator-Target[%u-%u]:%u%s\n",
> > > -                               inits[init], targs[targ], value,
> > > -                               hmat_data_type_suffix(type));
> > > +                       pr_debug("  Initiator-Target[%u-%u]:%u%s\n",
> > > +                                inits[init], targs[targ], value,
> > > +                                hmat_data_type_suffix(type));
> > >
> > >                          hmat_update_target(targs[targ], inits[init],
> > >                                             mem_hier, type, value);
> > > @@ -452,9 +452,9 @@ static __init int hmat_parse_cache(union 
> > > acpi_subtable_headers *header,
> > >          }
> > >
> > >          attrs = cache->cache_attributes;
> > > -       pr_info("Cache: Domain:%u Size:%llu Attrs:%08x SMBIOS Handles:%d\n",
> > > -               cache->memory_PD, cache->cache_size, attrs,
> > > -               cache->number_of_SMBIOShandles);
> > > +       pr_debug("Cache: Domain:%u Size:%llu Attrs:%08x SMBIOS Handles:%d\n",
> > > +                cache->memory_PD, cache->cache_size, attrs,
> > > +                cache->number_of_SMBIOShandles);
> > >
> > >          target = find_mem_target(cache->memory_PD);
> > >          if (!target)
> > > @@ -513,9 +513,9 @@ static int __init hmat_parse_proximity_domain(union 
> > > acpi_subtable_headers *heade
> > >          }
> > >
> > >          if (hmat_revision == 1)
> > > -               pr_info("Memory (%#llx length %#llx) Flags:%04x Processor 
> > > Domain:%u Memory Domain:%u\n",
> > > -                       p->reserved3, p->reserved4, p->flags, p->processor_PD,
> > > -                       p->memory_PD);
> > > +               pr_debug("Memory (%#llx length %#llx) Flags:%04x Processor 
> > > Domain:%u Memory Domain:%u\n",
> > > +                        p->reserved3, p->reserved4, p->flags, p->processor_PD,
> > > +                        p->memory_PD);
> > >          else
> > >                  pr_info("Memory Flags:%04x Processor Domain:%u Memory 
> > > Domain:%u\n",
> > >                          p->flags, p->processor_PD, p->memory_PD);