The patch titled
Subject: mm, compaction: add migratetype to compact_control
has been removed from the -mm tree. Its filename was
mm-compaction-add-migratetype-to-compact_control.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Vlastimil Babka <vbabka@xxxxxxx>
Subject: mm, compaction: add migratetype to compact_control
Preparation patch. We are going to need migratetype at lower layers than
compact_zone() and compact_finished().
Link: http://lkml.kernel.org/r/20170307131545.28577-7-vbabka@xxxxxxx
Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
Acked-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 15 +++++++--------
mm/internal.h | 1 +
2 files changed, 8 insertions(+), 8 deletions(-)
diff -puN mm/compaction.c~mm-compaction-add-migratetype-to-compact_control mm/compaction.c
--- a/mm/compaction.c~mm-compaction-add-migratetype-to-compact_control
+++ a/mm/compaction.c
@@ -1279,10 +1279,11 @@ static inline bool is_via_compact_memory
return order == -1;
}
-static enum compact_result __compact_finished(struct zone *zone, struct compact_control *cc,
- const int migratetype)
+static enum compact_result __compact_finished(struct zone *zone,
+ struct compact_control *cc)
{
unsigned int order;
+ const int migratetype = cc->migratetype;
if (cc->contended || fatal_signal_pending(current))
return COMPACT_CONTENDED;
@@ -1338,12 +1339,11 @@ static enum compact_result __compact_fin
}
static enum compact_result compact_finished(struct zone *zone,
- struct compact_control *cc,
- const int migratetype)
+ struct compact_control *cc)
{
int ret;
- ret = __compact_finished(zone, cc, migratetype);
+ ret = __compact_finished(zone, cc);
trace_mm_compaction_finished(zone, cc->order, ret);
if (ret == COMPACT_NO_SUITABLE_PAGE)
ret = COMPACT_CONTINUE;
@@ -1476,9 +1476,9 @@ static enum compact_result compact_zone(
enum compact_result ret;
unsigned long start_pfn = zone->zone_start_pfn;
unsigned long end_pfn = zone_end_pfn(zone);
- const int migratetype = gfpflags_to_migratetype(cc->gfp_mask);
const bool sync = cc->mode != MIGRATE_ASYNC;
+ cc->migratetype = gfpflags_to_migratetype(cc->gfp_mask);
ret = compaction_suitable(zone, cc->order, cc->alloc_flags,
cc->classzone_idx);
/* Compaction is likely to fail */
@@ -1528,8 +1528,7 @@ static enum compact_result compact_zone(
migrate_prep_local();
- while ((ret = compact_finished(zone, cc, migratetype)) ==
- COMPACT_CONTINUE) {
+ while ((ret = compact_finished(zone, cc)) == COMPACT_CONTINUE) {
int err;
switch (isolate_migratepages(zone, cc)) {
diff -puN mm/internal.h~mm-compaction-add-migratetype-to-compact_control mm/internal.h
--- a/mm/internal.h~mm-compaction-add-migratetype-to-compact_control
+++ a/mm/internal.h
@@ -193,6 +193,7 @@ struct compact_control {
unsigned long last_migrated_pfn;/* Not yet flushed page being freed */
const gfp_t gfp_mask; /* gfp mask of a direct compactor */
int order; /* order a direct compactor needs */
+ int migratetype; /* migratetype of direct compactor */
const unsigned int alloc_flags; /* alloc flags of a direct compactor */
const int classzone_idx; /* zone index of a direct compactor */
enum migrate_mode mode; /* Async or sync migration mode */
_
Patches currently in -mm which might be from vbabka@xxxxxxx are
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