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mm: use existing helper to convert "on"/"off" to boolean 

It's more convenient to use existing function helper to convert string
"on/off" to boolean.

Link: http://lkml.kernel.org/r/1461908824-16129-1-git-send-email-mnghuan@gmail.com
Signed-off-by: Minfei Huang <mnghuan@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Minfei Huang 2016-05-20 16:58:13 -07:00 committed by Linus Torvalds
parent 78ebc2f714
commit 2a138dc7e5
2 changed files with 2 additions and 15 deletions
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9
mm/page_alloc.c
View File

@ -613,14 +613,7 @@ static int __init early_debug_pagealloc(char *buf)
{ {
if (!buf) if (!buf)
return -EINVAL; return -EINVAL;
return kstrtobool(buf, &_debug_pagealloc_enabled);
if (strcmp(buf, "on") == 0)
_debug_pagealloc_enabled = true;
if (strcmp(buf, "off") == 0)
_debug_pagealloc_enabled = false;
return 0;
} }
early_param("debug_pagealloc", early_debug_pagealloc); early_param("debug_pagealloc", early_debug_pagealloc);

8
mm/page_poison.c
View File

@ -13,13 +13,7 @@ static int early_page_poison_param(char *buf)
{ {
if (!buf) if (!buf)
return -EINVAL; return -EINVAL;
return strtobool(buf, &want_page_poisoning);
if (strcmp(buf, "on") == 0)
want_page_poisoning = true;
else if (strcmp(buf, "off") == 0)
want_page_poisoning = false;
return 0;
} }
early_param("page_poison", early_page_poison_param); early_param("page_poison", early_page_poison_param);