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Commit c35a7a72 authored by Liam Mark's avatar Liam Mark Committed by Praveen Kurapati
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net: support __netdev_alloc_frag to always use GFP_DMA 



This make it possible to ensure that any clients which use
__netdev_alloc_frag always allocate memory from the DMA zone.

Change-Id: I608939e8d460cf3e6f39748fd5c73561a051f753
Signed-off-by: default avatarPraveen Kurapati <pkurapat@codeaurora.org>
Signed-off-by: default avatarLiam Mark <lmark@codeaurora.org>
parent cccfd52b

net/core/skbuff.c

+3 −0
Original line number Diff line number Diff line
@@ -337,6 +337,9 @@ static void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask) 
	unsigned long flags;

	void *data;



	if (IS_ENABLED(CONFIG_FORCE_ALLOC_FROM_DMA_ZONE))

		gfp_mask |= GFP_DMA;



	local_irq_save(flags);

	nc = this_cpu_ptr(&netdev_alloc_cache);

	data = page_frag_alloc(nc, fragsz, gfp_mask);