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Commit ff60d1d2 authored by Vijayanand Jitta's avatar Vijayanand Jitta Committed by Prakash Gupta
Browse files

ion: add ion pages to NR_UNRECLAIMABLE_PAGES 



add the ion pages allocated through system and system secure
heaps to NR_UNRECLAIMABLE_PAGES memory counter.

Change-Id: I4bf846fcd0454a5ba0e1cad08e9b7e882f92ceac
Signed-off-by: default avatarVijayanand Jitta <vjitta@codeaurora.org>
[guptap@codeaurora.org: Add Kconfig entry to prevent ABI breakages in GKI]
Signed-off-by: default avatarPrakash Gupta <guptap@codeaurora.org>
parent bfe3637f

drivers/staging/android/ion/heaps/ion_system_heap.c

+17 −0
Original line number Diff line number Diff line
@@ -153,8 +153,19 @@ void free_buffer_page(struct ion_system_heap *heap, 
			ion_page_pool_free_immediate(pool, page);

		else

			ion_page_pool_free(pool, page);



#ifdef CONFIG_MM_STAT_UNRECLAIMABLE_PAGES

		mod_node_page_state(page_pgdat(page), NR_UNRECLAIMABLE_PAGES,

				    -(1 << pool->order));

#endif

	} else {

		__free_pages(page, order);



#ifdef CONFIG_MM_STAT_UNRECLAIMABLE_PAGES

		mod_node_page_state(page_pgdat(page), NR_UNRECLAIMABLE_PAGES,

				    -(1 << order));

#endif



	}

}
@@ -314,6 +325,12 @@ static int ion_system_heap_allocate(struct ion_heap *heap, 


		sz = (1 << info->order) * PAGE_SIZE;



#ifdef CONFIG_MM_STAT_UNRECLAIMABLE_PAGES

		mod_node_page_state(page_pgdat(info->page),

				    NR_UNRECLAIMABLE_PAGES,

				    (1 << (info->order)));

#endif



		if (info->from_pool) {

			list_add_tail(&info->list, &pages_from_pool);

		} else {