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mm/mmap.c: use helper macro K()

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Use helper macro K() to improve code readability.  No functional
modification involved.

Link: https://lkml.kernel.org/r/20230804012559.2617515-7-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
ZhangPeng 2023-08-04 09:25:58 +08:00 committed by Andrew Morton
parent d5a6474d3d
commit b1773e0ea3
1 changed files with 3 additions and 3 deletions
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6
mm/mmap.c
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@ -3785,7 +3785,7 @@ static int init_user_reserve(void)
{
unsigned long free_kbytes;
free_kbytes = global_zone_page_state(NR_FREE_PAGES) << (PAGE_SHIFT - 10);
free_kbytes = K(global_zone_page_state(NR_FREE_PAGES));
sysctl_user_reserve_kbytes = min(free_kbytes / 32, 1UL << 17);
return 0;
@ -3806,7 +3806,7 @@ static int init_admin_reserve(void)
{
unsigned long free_kbytes;
free_kbytes = global_zone_page_state(NR_FREE_PAGES) << (PAGE_SHIFT - 10);
free_kbytes = K(global_zone_page_state(NR_FREE_PAGES));
sysctl_admin_reserve_kbytes = min(free_kbytes / 32, 1UL << 13);
return 0;
@ -3850,7 +3850,7 @@ static int reserve_mem_notifier(struct notifier_block *nb,
break;
case MEM_OFFLINE:
free_kbytes = global_zone_page_state(NR_FREE_PAGES) << (PAGE_SHIFT - 10);
free_kbytes = K(global_zone_page_state(NR_FREE_PAGES));
if (sysctl_user_reserve_kbytes > free_kbytes) {
init_user_reserve();