The patch titled
Subject: mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update
has been added to the -mm tree. Its filename is
mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update.patch
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The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Michal Hocko <mhocko@xxxxxxxx>
Subject: mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update
tweak dump_page() `reason' text
Link: http://lkml.kernel.org/r/20181116083020.20260-6-mhocko@xxxxxxxxxx
Signed-off-by: Michal Hocko <mhocko@xxxxxxxx>
Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: Baoquan He <bhe@xxxxxxxxxx>
Cc: Oscar Salvador <OSalvador@xxxxxxxx>
Cc: Oscar Salvador <osalvador@xxxxxxx>
Cc: William Kucharski <william.kucharski@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/mm/memory_hotplug.c~mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update
+++ a/mm/memory_hotplug.c
@@ -1411,9 +1411,9 @@ do_migrate_range(unsigned long start_pfn
MIGRATE_SYNC, MR_MEMORY_HOTPLUG);
if (ret) {
list_for_each_entry(page, &source, lru) {
- pr_warn("migrating pfn %lx failed: %d",
+ pr_warn("migrating pfn %lx failed ret:%d ",
page_to_pfn(page), ret);
- dump_page(page, NULL);
+ dump_page(page, "migration failure");
}
putback_movable_pages(&source);
}
--- a/mm/page_alloc.c~mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update
+++ a/mm/page_alloc.c
@@ -7977,7 +7977,7 @@ bool has_unmovable_pages(struct zone *zo
return false;
unmovable:
WARN_ON_ONCE(zone_idx(zone) == ZONE_MOVABLE);
- dump_page(pfn_to_page(pfn+iter), "has_unmovable_pages");
+ dump_page(pfn_to_page(pfn+iter), "unmovable page");
return true;
}
_
Patches currently in -mm which might be from mhocko@xxxxxxxx are
mm-print-more-information-about-mapping-in-__dump_page.patch
mm-lower-the-printk-loglevel-for-__dump_page-messages.patch
mm-memory_hotplug-drop-pointless-block-alignment-checks-from-__offline_pages.patch
mm-memory_hotplug-print-reason-for-the-offlining-failure.patch
mm-memory_hotplug-be-more-verbose-for-memory-offline-failures.patch
mm-memory_hotplug-be-more-verbose-for-memory-offline-failures-update.patch
mm-memory_hotplug-do-not-clear-numa_node-association-after-hot_remove.patch
