Messages in this thread Patch in this message | | | From | David Hildenbrand <> | Subject | [PATCH RCFv2 5/7] mm/memory_hotplug: print only with DEBUG_VM in offline_pages() | Date | Mon, 30 Apr 2018 11:42:34 +0200 |
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Let's try to minimze the noise.
Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Michal Hocko <mhocko@suse.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Reza Arbab <arbab@linux.vnet.ibm.com> Cc: Pavel Tatashin <pasha.tatashin@oracle.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Hildenbrand <david@redhat.com> --- mm/memory_hotplug.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 4c7e0efff079..d8f127754c2e 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1685,7 +1685,9 @@ static int __ref __offline_pages(unsigned long start_pfn, offlined_pages = check_pages_isolated(start_pfn, end_pfn); if (offlined_pages < 0) goto repeat; +#ifdef CONFIG_DEBUG_VM pr_info("Offlined Pages %ld\n", offlined_pages); +#endif /* Ok, all of our target is isolated. We cannot do rollback at this point. */ offline_isolated_pages(start_pfn, end_pfn); @@ -1720,9 +1722,11 @@ static int __ref __offline_pages(unsigned long start_pfn, return 0; failed_removal: +#ifdef CONFIG_DEBUG_VM pr_debug("memory offlining [mem %#010llx-%#010llx] failed\n", (unsigned long long) start_pfn << PAGE_SHIFT, ((unsigned long long) end_pfn << PAGE_SHIFT) - 1); +#endif memory_notify(MEM_CANCEL_OFFLINE, &arg); /* pushback to free area */ undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE); -- 2.14.3
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