The patch titled
Subject: mm/compaction: change tracepoint format from decimal to hexadecimal
has been added to the -mm tree. Its filename is
mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal.patch
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From: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Subject: mm/compaction: change tracepoint format from decimal to hexadecimal
To check the range that compaction is working, tracepoint print start/end
pfn of zone and start pfn of both scanner with decimal format. Since we
manage all pages in order of 2 and it is well represented by hexadecimal,
this patch change the tracepoint format from decimal to hexadecimal. This
would improve readability. For example, it makes us easily notice whether
current scanner try to compact previously attempted pageblock or not.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Acked-by: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/trace/events/compaction.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/trace/events/compaction.h~mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal include/trace/events/compaction.h
--- a/include/trace/events/compaction.h~mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal
+++ a/include/trace/events/compaction.h
@@ -104,7 +104,7 @@ TRACE_EVENT(mm_compaction_begin,
__entry->zone_end = zone_end;
),
- TP_printk("zone_start=%lu migrate_start=%lu free_start=%lu zone_end=%lu",
+ TP_printk("zone_start=0x%lx migrate_start=0x%lx free_start=0x%lx zone_end=0x%lx",
__entry->zone_start,
__entry->migrate_start,
__entry->free_start,
_
Patches currently in -mm which might be from iamjoonsoo.kim@xxxxxxx are
mm-vmstatc-fix-cleanup-ifdefs.patch
mm-set-page-pfmemalloc-in-prep_new_page.patch
mm-page_alloc-reduce-number-of-alloc_pages-functions-parameters.patch
mm-reduce-try_to_compact_pages-parameters.patch
mm-microoptimize-zonelist-operations.patch
list_lru-introduce-list_lru_shrink_countwalk.patch
fs-consolidate-nrfree_cached_objects-args-in-shrink_control.patch
vmscan-per-memory-cgroup-slab-shrinkers.patch
memcg-rename-some-cache-id-related-variables.patch
memcg-add-rwsem-to-synchronize-against-memcg_caches-arrays-relocation.patch
list_lru-get-rid-of-active_nodes.patch
list_lru-organize-all-list_lrus-to-list.patch
list_lru-introduce-per-memcg-lists.patch
fs-make-shrinker-memcg-aware.patch
mm-cma-fix-totalcma_pages-to-include-dt-defined-cma-regions.patch
mm-compaction-change-tracepoint-format-from-decimal-to-hexadecimal.patch
mm-compaction-enhance-tracepoint-output-for-compaction-begin-end.patch
mm-compaction-print-current-range-where-compaction-work.patch
mm-compaction-more-trace-to-understand-when-why-compaction-start-finish.patch
mm-compaction-add-tracepoint-to-observe-behaviour-of-compaction-defer.patch
mm-util-add-kstrdup_const.patch
kernfs-convert-node-name-allocation-to-kstrdup_const.patch
clk-convert-clock-name-allocations-to-kstrdup_const.patch
mm-slab-convert-cache-name-allocations-to-kstrdup_const.patch
fs-namespace-convert-devname-allocation-to-kstrdup_const.patch
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