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arm64: pass return address to dma_common_contiguous_remap

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Added return address to show caller function in /proc/vmallocinfo

Change-Id: Ieb0bbf6ec82b561cea6ff18f0516744050dfc269
This commit is contained in:
Jin Qian
2015-09-29 18:57:35 -07:00
committed by John Stultz
parent 4003f6b715
commit 97185ece74
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/mm/dma-mapping.c
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@@ -170,7 +170,7 @@ static void *__dma_alloc(struct device *dev, size_t size,
/* create a coherent mapping */
page = virt_to_page(ptr);
coherent_ptr = dma_common_contiguous_remap(page, size, VM_USERMAP,
prot, NULL);
prot, __builtin_return_address(0));
if (!coherent_ptr)
goto no_map;