Commit e6c41f13 authored by Xu Qiang's avatar Xu Qiang Committed by Zhong Jinghua
Browse files

mm/sharepool: split meminfo_update_k2u into meminfo_inc_k2u and meminfo_dec_k2u. 

hulk inclusion
category: other
bugzilla: https://gitee.com/openeuler/kernel/issues/I6ET9W



----------------------------------------------

Signed-off-by: default avatarXu Qiang <xuqiang36@huawei.com>
parent 7a0263fd

mm/share_pool.c

+13 −13
Original line number Diff line number Diff line
@@ -298,17 +298,17 @@ static void meminfo_dec_usage(unsigned long size, bool huge, struct sp_meminfo * 
		atomic64_sub(size, &meminfo->alloc_nsize);

}



static void meminfo_update_k2u(unsigned long size, bool inc,

	struct sp_meminfo *meminfo)

static void meminfo_inc_k2u(unsigned long size, struct sp_meminfo *meminfo)

{

	if (inc) {

	atomic64_add(size, &meminfo->size);

	atomic64_add(size, &meminfo->k2u_size);

	} else {

}



static void meminfo_dec_k2u(unsigned long size, struct sp_meminfo *meminfo)

{

	atomic64_sub(size, &meminfo->size);

	atomic64_sub(size, &meminfo->k2u_size);

}

}



/* The caller should hold mmap_sem to protect master (TBD) */

static void sp_init_group_master_stat(int tgid, struct mm_struct *mm,
@@ -773,12 +773,12 @@ static void spa_inc_usage(struct sp_area *spa) 
	case SPA_TYPE_K2TASK:

		spa_stat.k2u_task_num += 1;

		spa_stat.k2u_task_size += size;

		meminfo_update_k2u(size, true, &spa->spg->meminfo);

		meminfo_inc_k2u(size, &spa->spg->meminfo);

		break;

	case SPA_TYPE_K2SPG:

		spa_stat.k2u_spg_num += 1;

		spa_stat.k2u_spg_size += size;

		meminfo_update_k2u(size, true, &spa->spg->meminfo);

		meminfo_inc_k2u(size, &spa->spg->meminfo);

		break;

	default:

		WARN(1, "invalid spa type");
@@ -820,12 +820,12 @@ static void spa_dec_usage(struct sp_area *spa) 
	case SPA_TYPE_K2TASK:

		spa_stat.k2u_task_num -= 1;

		spa_stat.k2u_task_size -= size;

		meminfo_update_k2u(size, false, &spa->spg->meminfo);

		meminfo_dec_k2u(size, &spa->spg->meminfo);

		break;

	case SPA_TYPE_K2SPG:

		spa_stat.k2u_spg_num -= 1;

		spa_stat.k2u_spg_size -= size;

		meminfo_update_k2u(size, false, &spa->spg->meminfo);

		meminfo_dec_k2u(size, &spa->spg->meminfo);

		break;

	default:

		WARN(1, "invalid spa type");