From: Baolin Wang <baolin.wang@linux.alibaba.com>
To: akpm@linux-foundation.org, hughd@google.com
Cc: willy@infradead.org, david@redhat.com, ioworker0@gmail.com,
wangkefeng.wang@huawei.com, ying.huang@intel.com,
21cnbao@gmail.com, ryan.roberts@arm.com, shy828301@gmail.com,
ziy@nvidia.com, baolin.wang@linux.alibaba.com,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/8] mm: move highest_order() and next_order() out of the THP config
Date: Mon, 6 May 2024 16:46:25 +0800 [thread overview]
Message-ID: <d9c0ac9df6f6e6176b09fc1ae58146ec4f8d73f5.1714978902.git.baolin.wang@linux.alibaba.com> (raw)
In-Reply-To: <cover.1714978902.git.baolin.wang@linux.alibaba.com>
Move highest_order() and next_order() out of the CONFIG_TRANSPARENT_HUGEPAGE
macro, which can be common functions to be used.
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
---
include/linux/huge_mm.h | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 017cee864080..e49b56c40a11 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -106,6 +106,17 @@ extern struct kobj_attribute shmem_enabled_attr;
#define HPAGE_PUD_MASK (~(HPAGE_PUD_SIZE - 1))
#define HPAGE_PUD_SIZE ((1UL) << HPAGE_PUD_SHIFT)
+static inline int highest_order(unsigned long orders)
+{
+ return fls_long(orders) - 1;
+}
+
+static inline int next_order(unsigned long *orders, int prev)
+{
+ *orders &= ~BIT(prev);
+ return highest_order(*orders);
+}
+
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
extern unsigned long transparent_hugepage_flags;
@@ -138,17 +149,6 @@ static inline bool hugepage_flags_enabled(void)
huge_anon_orders_madvise;
}
-static inline int highest_order(unsigned long orders)
-{
- return fls_long(orders) - 1;
-}
-
-static inline int next_order(unsigned long *orders, int prev)
-{
- *orders &= ~BIT(prev);
- return highest_order(*orders);
-}
-
/*
* Do the below checks:
* - For file vma, check if the linear page offset of vma is
--
2.39.3
next prev parent reply other threads:[~2024-05-06 8:46 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-06 8:46 [PATCH 0/8] add mTHP support for anonymous shmem Baolin Wang
2024-05-06 8:46 ` Baolin Wang [this message]
2024-05-07 10:21 ` [PATCH 1/8] mm: move highest_order() and next_order() out of the THP config Ryan Roberts
2024-05-08 2:13 ` Baolin Wang
2024-05-08 9:06 ` Ryan Roberts
2024-05-08 9:40 ` Baolin Wang
2024-05-06 8:46 ` [PATCH 2/8] mm: memory: extend finish_fault() to support large folio Baolin Wang
2024-05-07 10:37 ` Ryan Roberts
2024-05-08 3:44 ` Baolin Wang
2024-05-08 7:15 ` David Hildenbrand
2024-05-08 9:06 ` Baolin Wang
2024-05-08 8:53 ` Ryan Roberts
2024-05-08 9:31 ` Baolin Wang
2024-05-08 10:47 ` Ryan Roberts
2024-05-09 1:10 ` Baolin Wang
2024-05-06 8:46 ` [PATCH 3/8] mm: shmem: add an 'order' parameter for shmem_alloc_hugefolio() Baolin Wang
2024-05-06 8:46 ` [PATCH 4/8] mm: shmem: add THP validation for PMD-mapped THP related statistics Baolin Wang
2024-05-06 8:46 ` [PATCH 5/8] mm: shmem: add multi-size THP sysfs interface for anonymous shmem Baolin Wang
2024-05-07 10:52 ` Ryan Roberts
2024-05-08 4:45 ` Baolin Wang
2024-05-08 7:08 ` David Hildenbrand
2024-05-08 7:12 ` David Hildenbrand
2024-05-08 9:02 ` Ryan Roberts
2024-05-08 9:56 ` Baolin Wang
2024-05-08 10:48 ` Ryan Roberts
2024-05-08 12:02 ` David Hildenbrand
2024-05-08 12:10 ` David Hildenbrand
2024-05-08 12:43 ` Ryan Roberts
2024-05-08 12:44 ` Ryan Roberts
2024-05-08 12:45 ` David Hildenbrand
2024-05-08 12:54 ` Ryan Roberts
2024-05-08 13:07 ` David Hildenbrand
2024-05-08 13:44 ` Ryan Roberts
2024-05-06 8:46 ` [PATCH 6/8] mm: shmem: add mTHP support " Baolin Wang
2024-05-07 10:46 ` kernel test robot
2024-05-08 6:03 ` Baolin Wang
2024-05-06 8:46 ` [PATCH 7/8] mm: shmem: add mTHP size alignment in shmem_get_unmapped_area Baolin Wang
2024-05-06 8:46 ` [PATCH 8/8] mm: shmem: add mTHP counters for anonymous shmem Baolin Wang
2024-05-06 10:54 ` [PATCH 0/8] add mTHP support " Lance Yang
2024-05-07 1:47 ` Baolin Wang
2024-05-07 6:50 ` Lance Yang
2024-05-07 10:20 ` Ryan Roberts
2024-05-08 5:45 ` Baolin Wang
[not found] ` <CGME20240508113934eucas1p13a3972f3f9955365f40155e084a7c7d5@eucas1p1.samsung.com>
2024-05-08 11:39 ` Daniel Gomez
2024-05-08 11:58 ` David Hildenbrand
2024-05-08 14:28 ` Daniel Gomez
2024-05-08 17:03 ` David Hildenbrand
2024-05-09 19:18 ` Daniel Gomez
2024-05-09 3:08 ` Baolin Wang
2024-05-08 19:23 ` Luis Chamberlain
2024-05-09 17:48 ` David Hildenbrand
2024-05-10 18:53 ` Luis Chamberlain
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