* [to-be-updated] mm-khugepaged-use-helper-macro-__attr_rw.patch removed from -mm tree
@ 2022-06-16 20:48 Andrew Morton
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From: Andrew Morton @ 2022-06-16 20:48 UTC (permalink / raw)
To: mm-commits, zokeefe, willy, vbabka, surenb, shy828301, peterx,
neilb, mike.kravetz, dhowells, david, apopple, aarcange,
linmiaohe, akpm
The quilt patch titled
Subject: mm/khugepaged: use helper macro __ATTR_RW
has been removed from the -mm tree. Its filename was
mm-khugepaged-use-helper-macro-__attr_rw.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
From: Miaohe Lin <linmiaohe@huawei.com>
Subject: mm/khugepaged: use helper macro __ATTR_RW
Date: Sat, 11 Jun 2022 16:47:29 +0800
Use helper macro __ATTR_RW to define the khugepaged attributes. Minor
readability improvement.
Link: https://lkml.kernel.org/r/20220611084731.55155-6-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: NeilBrown <neilb@suse.de>
Cc: Peter Xu <peterx@redhat.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Yang Shi <shy828301@gmail.com>
Cc: "Zach O'Keefe" <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/khugepaged.c | 37 +++++++++++++++----------------------
1 file changed, 15 insertions(+), 22 deletions(-)
--- a/mm/khugepaged.c~mm-khugepaged-use-helper-macro-__attr_rw
+++ a/mm/khugepaged.c
@@ -147,8 +147,7 @@ static ssize_t scan_sleep_millisecs_stor
return count;
}
static struct kobj_attribute scan_sleep_millisecs_attr =
- __ATTR(scan_sleep_millisecs, 0644, scan_sleep_millisecs_show,
- scan_sleep_millisecs_store);
+ __ATTR_RW(scan_sleep_millisecs);
static ssize_t alloc_sleep_millisecs_show(struct kobject *kobj,
struct kobj_attribute *attr,
@@ -175,8 +174,7 @@ static ssize_t alloc_sleep_millisecs_sto
return count;
}
static struct kobj_attribute alloc_sleep_millisecs_attr =
- __ATTR(alloc_sleep_millisecs, 0644, alloc_sleep_millisecs_show,
- alloc_sleep_millisecs_store);
+ __ATTR_RW(alloc_sleep_millisecs);
static ssize_t pages_to_scan_show(struct kobject *kobj,
struct kobj_attribute *attr,
@@ -200,8 +198,7 @@ static ssize_t pages_to_scan_store(struc
return count;
}
static struct kobj_attribute pages_to_scan_attr =
- __ATTR(pages_to_scan, 0644, pages_to_scan_show,
- pages_to_scan_store);
+ __ATTR_RW(pages_to_scan);
static ssize_t pages_collapsed_show(struct kobject *kobj,
struct kobj_attribute *attr,
@@ -221,13 +218,13 @@ static ssize_t full_scans_show(struct ko
static struct kobj_attribute full_scans_attr =
__ATTR_RO(full_scans);
-static ssize_t khugepaged_defrag_show(struct kobject *kobj,
+static ssize_t defrag_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
return single_hugepage_flag_show(kobj, attr, buf,
TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG);
}
-static ssize_t khugepaged_defrag_store(struct kobject *kobj,
+static ssize_t defrag_store(struct kobject *kobj,
struct kobj_attribute *attr,
const char *buf, size_t count)
{
@@ -235,8 +232,7 @@ static ssize_t khugepaged_defrag_store(s
TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG);
}
static struct kobj_attribute khugepaged_defrag_attr =
- __ATTR(defrag, 0644, khugepaged_defrag_show,
- khugepaged_defrag_store);
+ __ATTR_RW(defrag);
/*
* max_ptes_none controls if khugepaged should collapse hugepages over
@@ -246,13 +242,13 @@ static struct kobj_attribute khugepaged_
* runs. Increasing max_ptes_none will instead potentially reduce the
* free memory in the system during the khugepaged scan.
*/
-static ssize_t khugepaged_max_ptes_none_show(struct kobject *kobj,
+static ssize_t max_ptes_none_show(struct kobject *kobj,
struct kobj_attribute *attr,
char *buf)
{
return sysfs_emit(buf, "%u\n", khugepaged_max_ptes_none);
}
-static ssize_t khugepaged_max_ptes_none_store(struct kobject *kobj,
+static ssize_t max_ptes_none_store(struct kobject *kobj,
struct kobj_attribute *attr,
const char *buf, size_t count)
{
@@ -268,17 +264,16 @@ static ssize_t khugepaged_max_ptes_none_
return count;
}
static struct kobj_attribute khugepaged_max_ptes_none_attr =
- __ATTR(max_ptes_none, 0644, khugepaged_max_ptes_none_show,
- khugepaged_max_ptes_none_store);
+ __ATTR_RW(max_ptes_none);
-static ssize_t khugepaged_max_ptes_swap_show(struct kobject *kobj,
+static ssize_t max_ptes_swap_show(struct kobject *kobj,
struct kobj_attribute *attr,
char *buf)
{
return sysfs_emit(buf, "%u\n", khugepaged_max_ptes_swap);
}
-static ssize_t khugepaged_max_ptes_swap_store(struct kobject *kobj,
+static ssize_t max_ptes_swap_store(struct kobject *kobj,
struct kobj_attribute *attr,
const char *buf, size_t count)
{
@@ -295,17 +290,16 @@ static ssize_t khugepaged_max_ptes_swap_
}
static struct kobj_attribute khugepaged_max_ptes_swap_attr =
- __ATTR(max_ptes_swap, 0644, khugepaged_max_ptes_swap_show,
- khugepaged_max_ptes_swap_store);
+ __ATTR_RW(max_ptes_swap);
-static ssize_t khugepaged_max_ptes_shared_show(struct kobject *kobj,
+static ssize_t max_ptes_shared_show(struct kobject *kobj,
struct kobj_attribute *attr,
char *buf)
{
return sysfs_emit(buf, "%u\n", khugepaged_max_ptes_shared);
}
-static ssize_t khugepaged_max_ptes_shared_store(struct kobject *kobj,
+static ssize_t max_ptes_shared_store(struct kobject *kobj,
struct kobj_attribute *attr,
const char *buf, size_t count)
{
@@ -322,8 +316,7 @@ static ssize_t khugepaged_max_ptes_share
}
static struct kobj_attribute khugepaged_max_ptes_shared_attr =
- __ATTR(max_ptes_shared, 0644, khugepaged_max_ptes_shared_show,
- khugepaged_max_ptes_shared_store);
+ __ATTR_RW(max_ptes_shared);
static struct attribute *khugepaged_attr[] = {
&khugepaged_defrag_attr.attr,
_
Patches currently in -mm which might be from linmiaohe@huawei.com are
maintainers-add-myself-as-a-memory-failure-reviewer.patch
mm-shmemc-clean-up-comment-of-shmem_swapin_folio.patch
mm-reduce-the-rcu-lock-duration.patch
mm-migration-remove-unneeded-lock-page-and-pagemovable-check.patch
mm-migration-return-errno-when-isolate_huge_page-failed.patch
mm-migration-fix-potential-pte_unmap-on-an-not-mapped-pte.patch
mm-memremap-fix-wrong-function-name-above-memremap_pages.patch
mm-swapfile-make-security_vm_enough_memory_mm-work-as-expected.patch
mm-swapfile-fix-possible-data-races-of-inuse_pages.patch
mm-swap-remove-swap_cache_info-statistics.patch
mm-vmscan-dont-try-to-reclaim-freed-folios.patch
lib-test_hmm-avoid-accessing-uninitialized-pages.patch
mm-memremap-fix-memunmap_pages-race-with-get_dev_pagemap.patch
mm-khugepaged-remove-unneeded-return-value-of-khugepaged_add_pte_mapped_thp.patch
mm-khugepaged-try-to-free-transhuge-swapcache-when-possible.patch
mm-page_alloc-minor-clean-up-for-memmap_init_compound.patch
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2022-06-16 20:48 [to-be-updated] mm-khugepaged-use-helper-macro-__attr_rw.patch removed from -mm tree Andrew Morton
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