From: akpm@linux-foundation.org
To: mm-commits@vger.kernel.org, vbabka@suse.cz,
n-horiguchi@ah.jp.nec.com, mike.kravetz@oracle.com,
mhocko@suse.com, mgorman@techsingularity.net, hch@infradead.org,
guro@fb.com, iamjoonsoo.kim@lge.com
Subject: + mm-page_alloc-remove-a-wrapper-for-alloc_migration_target.patch added to -mm tree
Date: Wed, 24 Jun 2020 15:06:25 -0700 [thread overview]
Message-ID: <20200624220625.YSgoj%akpm@linux-foundation.org> (raw)
The patch titled
Subject: mm/page_alloc: remove a wrapper for alloc_migration_target()
has been added to the -mm tree. Its filename is
mm-page_alloc-remove-a-wrapper-for-alloc_migration_target.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-page_alloc-remove-a-wrapper-for-alloc_migration_target.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-page_alloc-remove-a-wrapper-for-alloc_migration_target.patch
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: mm/page_alloc: remove a wrapper for alloc_migration_target()
There is a well-defined standard migration target callback. Use it
directly.
Link: http://lkml.kernel.org/r/1592892828-1934-9-git-send-email-iamjoonsoo.kim@lge.com
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Roman Gushchin <guro@fb.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page_alloc.c | 9 +++++++--
mm/page_isolation.c | 11 -----------
2 files changed, 7 insertions(+), 13 deletions(-)
--- a/mm/page_alloc.c~mm-page_alloc-remove-a-wrapper-for-alloc_migration_target
+++ a/mm/page_alloc.c
@@ -8354,6 +8354,11 @@ static int __alloc_contig_migrate_range(
unsigned long pfn = start;
unsigned int tries = 0;
int ret = 0;
+ struct migration_target_control mtc = {
+ .nid = zone_to_nid(cc->zone),
+ .nmask = &node_states[N_MEMORY],
+ .gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL,
+ };
migrate_prep();
@@ -8380,8 +8385,8 @@ static int __alloc_contig_migrate_range(
&cc->migratepages);
cc->nr_migratepages -= nr_reclaimed;
- ret = migrate_pages(&cc->migratepages, alloc_migrate_target,
- NULL, 0, cc->mode, MR_CONTIG_RANGE);
+ ret = migrate_pages(&cc->migratepages, alloc_migration_target,
+ NULL, (unsigned long)&mtc, cc->mode, MR_CONTIG_RANGE);
}
if (ret < 0) {
putback_movable_pages(&cc->migratepages);
--- a/mm/page_isolation.c~mm-page_alloc-remove-a-wrapper-for-alloc_migration_target
+++ a/mm/page_isolation.c
@@ -306,14 +306,3 @@ int test_pages_isolated(unsigned long st
return pfn < end_pfn ? -EBUSY : 0;
}
-
-struct page *alloc_migrate_target(struct page *page, unsigned long private)
-{
- struct migration_target_control mtc = {
- .nid = page_to_nid(page),
- .nmask = &node_states[N_MEMORY],
- .gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL,
- };
next reply other threads:[~2020-06-24 22:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-24 22:06 akpm [this message]
2020-07-03 22:14 incoming Andrew Morton
2020-07-14 1:21 ` + mm-page_alloc-remove-a-wrapper-for-alloc_migration_target.patch added to -mm tree Andrew Morton
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