mce: acpi/apei: Soft-offline a page on firmware GHES notification

If the firmware indicates in GHES error data entry that the error threshold
has exceeded for a corrected error event, then we try to soft-offline the
page. This could be called in interrupt context, so we queue this up similar
to how we handle memory failure scenarios.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index ceb0c7f1932f..0d6717e52ea2 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1286,7 +1286,10 @@ static void memory_failure_work_func(struct work_struct *work)
                 spin_unlock_irqrestore(&mf_cpu->lock, proc_flags);
                 if (!gotten)
                         break;
-                memory_failure(entry.pfn, entry.trapno, entry.flags);
+                if (entry.flags & MF_SOFT_OFFLINE)
+                        soft_offline_page(pfn_to_page(entry.pfn), entry.flags);
+                else
+                        memory_failure(entry.pfn, entry.trapno, entry.flags);
         }
 }