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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Mon, 29 Oct 2018 19:02:36 +0000 (UTC)
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Subject: svn commit: r339868 - head/sys/compat/linuxkpi/common/include/linux
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Author: hselasky
Date: Mon Oct 29 19:02:36 2018
New Revision: 339868
URL: https://svnweb.freebsd.org/changeset/base/339868

Log:
  Implement dma_pool_zalloc() in the LinuxKPI.
  
  Submitted by:		Johannes Lundberg <johalun0@gmail.com>
  MFC after:		3 days
  Sponsored by:		Mellanox Technologies

Modified:
  head/sys/compat/linuxkpi/common/include/linux/dmapool.h

Modified: head/sys/compat/linuxkpi/common/include/linux/dmapool.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/linux/dmapool.h	Mon Oct 29 19:01:47 2018	(r339867)
+++ head/sys/compat/linuxkpi/common/include/linux/dmapool.h	Mon Oct 29 19:02:36 2018	(r339868)
@@ -77,6 +77,13 @@ dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
 	return (vaddr);
 }
 
+static inline void *
+dma_pool_zalloc(struct dma_pool *pool, gfp_t mem_flags, dma_addr_t *handle)
+{
+
+	return (dma_pool_alloc(pool, mem_flags | __GFP_ZERO, handle));
+}
+
 static inline void
 dma_pool_free(struct dma_pool *pool, void *vaddr, dma_addr_t addr)
 {