linux-kernel - [PATCH v2 3/4] pci: mm: Add pci_pool

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Date:	Fri, 31 Jul 2015 12:36:43 -0700
From:	"Sean O. Stalley" <sean.stalley@...el.com>
To:	corbet@....net, vinod.koul@...el.com, bhelgaas@...gle.com,
	Julia.Lawall@...6.fr, Gilles.Muller@...6.fr, nicolas.palix@...g.fr,
	mmarek@...e.cz, akpm@...ux-foundation.org
Cc:	sean.stalley@...el.com, bigeasy@...utronix.de,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	dmaengine@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-mm@...ck.org, cocci@...teme.lip6.fr
Subject: [PATCH v2 3/4] pci: mm: Add pci_pool_zalloc() call

Add a wrapper function for pci_pool_alloc() to get zeroed memory.

Signed-off-by: Sean O. Stalley <sean.stalley@...el.com>
---
 include/linux/pci.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/pci.h b/include/linux/pci.h
index 755a2cd..e6ec7d9 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1176,6 +1176,8 @@ int pci_set_vga_state(struct pci_dev *pdev, bool decode,
 		dma_pool_create(name, &pdev->dev, size, align, allocation)
 #define	pci_pool_destroy(pool) dma_pool_destroy(pool)
 #define	pci_pool_alloc(pool, flags, handle) dma_pool_alloc(pool, flags, handle)
+#define	pci_pool_zalloc(pool, flags, handle) \
+		dma_pool_zalloc(pool, flags, handle)
 #define	pci_pool_free(pool, vaddr, addr) dma_pool_free(pool, vaddr, addr)
 
 enum pci_dma_burst_strategy {
-- 
1.9.1

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