The patch titled
Subject: mm/memcontrol: use kstrtobool for swapaccount param parsing
has been added to the -mm mm-unstable branch. Its filename is
mm-memcontrol-use-kstrtobool-for-swapaccount-param-parsing.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-memcontrol-use-kstrtobool-for-swapaccount-param-parsing.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Liu Shixin <liushixin2@xxxxxxxxxx>
Subject: mm/memcontrol: use kstrtobool for swapaccount param parsing
Date: Tue, 13 Sep 2022 15:13:58 +0800
Use kstrtobool which is more powerful to handle all kinds of parameters
like 'Yy1Nn0' or [oO][NnFf] for "on" and "off".
Link: https://lkml.kernel.org/r/20220913071358.1812206-1-liushixin2@xxxxxxxxxx
Signed-off-by: Liu Shixin <liushixin2@xxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Cc: Shakeel Butt <shakeelb@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/mm/memcontrol.c~mm-memcontrol-use-kstrtobool-for-swapaccount-param-parsing
+++ a/mm/memcontrol.c
@@ -7507,10 +7507,10 @@ bool mem_cgroup_swap_full(struct folio *
static int __init setup_swap_account(char *s)
{
- if (!strcmp(s, "1"))
- cgroup_memory_noswap = false;
- else if (!strcmp(s, "0"))
- cgroup_memory_noswap = true;
+ bool res;
+
+ if (!kstrtobool(s, &res))
+ cgroup_memory_noswap = !res;
return 1;
}
__setup("swapaccount=", setup_swap_account);
_
Patches currently in -mm which might be from liushixin2@xxxxxxxxxx are
mm-shuffle-convert-module_param_call-to-module_param_cb.patch
mm-kfence-convert-to-define_seq_attribute.patch
mm-huge_memory-prevent-thp_zero_page_alloc-increased-twice.patch
mm-memcontrol-use-kstrtobool-for-swapaccount-param-parsing.patch
