[PATCH 03/10] staging: gasket: page table: use GFP_KERNEL for dma_alloc_coherent

Todd Poynor toddpoynor at gmail.com
Mon Sep 17 12:38:58 UTC 2018


From: Todd Poynor <toddpoynor at google.com>

Flags should be specified for dma_alloc_coherent() call.  Use
GFP_KERNEL, it's fine to sleep here.

Signed-off-by: Todd Poynor <toddpoynor at google.com>
---
 drivers/staging/gasket/gasket_page_table.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c
index 53492f4fad6aa..71b77da2e18ca 100644
--- a/drivers/staging/gasket/gasket_page_table.c
+++ b/drivers/staging/gasket/gasket_page_table.c
@@ -1287,7 +1287,7 @@ int gasket_alloc_coherent_memory(struct gasket_dev *gasket_dev, u64 size,
 		return -EINVAL;
 
 	mem = dma_alloc_coherent(gasket_get_device(gasket_dev),
-				 num_pages * PAGE_SIZE, &handle, 0);
+				 num_pages * PAGE_SIZE, &handle, GFP_KERNEL);
 	if (!mem)
 		goto nomem;
 
-- 
2.19.0.397.gdd90340f6a-goog



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