* [failures] mm-simplify-page_zone-and-get_deferred_split_queue-with-page_pgdat.patch removed from -mm tree
@ 2022-11-02 20:13 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2022-11-02 20:13 UTC (permalink / raw)
To: mm-commits, mike.kravetz, yajun.deng, akpm
The quilt patch titled
Subject: mm: simplify page_zone() and get_deferred_split_queue() with page_pgdat()
has been removed from the -mm tree. Its filename was
mm-simplify-page_zone-and-get_deferred_split_queue-with-page_pgdat.patch
This patch was dropped because it had testing failures
------------------------------------------------------
From: Yajun Deng <yajun.deng@linux.dev>
Subject: mm: simplify page_zone() and get_deferred_split_queue() with page_pgdat()
Date: Tue, 1 Nov 2022 10:32:19 +0800
page_zone() is too long, we can shorten it by page_pgdat().
There is no need define pgdat variable if memcg isn't NULL, so use
page_pgdat() to simplify get_deferred_split_queue().
Link: https://lkml.kernel.org/r/20221101023219.752365-1-yajun.deng@linux.dev
Signed-off-by: Yajun Deng <yajun.deng@linux.dev>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/mm.h | 8 ++++----
mm/huge_memory.c | 7 ++-----
2 files changed, 6 insertions(+), 9 deletions(-)
--- a/include/linux/mm.h~mm-simplify-page_zone-and-get_deferred_split_queue-with-page_pgdat
+++ a/include/linux/mm.h
@@ -1448,14 +1448,14 @@ static inline void page_kasan_tag_reset(
#endif /* CONFIG_KASAN_SW_TAGS || CONFIG_KASAN_HW_TAGS */
-static inline struct zone *page_zone(const struct page *page)
+static inline pg_data_t *page_pgdat(const struct page *page)
{
- return &NODE_DATA(page_to_nid(page))->node_zones[page_zonenum(page)];
+ return NODE_DATA(page_to_nid(page));
}
-static inline pg_data_t *page_pgdat(const struct page *page)
+static inline struct zone *page_zone(const struct page *page)
{
- return NODE_DATA(page_to_nid(page));
+ return &page_pgdat(page)->node_zones[page_zonenum(page)];
}
static inline struct zone *folio_zone(const struct folio *folio)
--- a/mm/huge_memory.c~mm-simplify-page_zone-and-get_deferred_split_queue-with-page_pgdat
+++ a/mm/huge_memory.c
@@ -562,19 +562,16 @@ pmd_t maybe_pmd_mkwrite(pmd_t pmd, struc
static inline struct deferred_split *get_deferred_split_queue(struct page *page)
{
struct mem_cgroup *memcg = page_memcg(compound_head(page));
- struct pglist_data *pgdat = NODE_DATA(page_to_nid(page));
if (memcg)
return &memcg->deferred_split_queue;
else
- return &pgdat->deferred_split_queue;
+ return &page_pgdat(page)->deferred_split_queue;
}
#else
static inline struct deferred_split *get_deferred_split_queue(struct page *page)
{
- struct pglist_data *pgdat = NODE_DATA(page_to_nid(page));
-
- return &pgdat->deferred_split_queue;
+ return &page_pgdat(page)->deferred_split_queue;
}
#endif
_
Patches currently in -mm which might be from yajun.deng@linux.dev are
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2022-11-02 20:13 [failures] mm-simplify-page_zone-and-get_deferred_split_queue-with-page_pgdat.patch removed from -mm tree Andrew Morton
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