svn commit: r339986 - stable/12/sys/compat/linuxkpi/common/include/linux

[Hans Petter Selasky]

Author: hselasky
Date: Thu Nov  1 08:59:18 2018
New Revision: 339986
URL: https://svnweb.freebsd.org/changeset/base/339986

Log:
  MFC r339868:
  Implement dma_pool_zalloc() in the LinuxKPI.
  
  Approved by:		re (rgrimes)
  Submitted by:		Johannes Lundberg <johalun0 at gmail.com>
  Sponsored by:		Mellanox Technologies

Modified:
  stable/12/sys/compat/linuxkpi/common/include/linux/dmapool.h
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/compat/linuxkpi/common/include/linux/dmapool.h
==============================================================================
--- stable/12/sys/compat/linuxkpi/common/include/linux/dmapool.h	Thu Nov  1 08:17:27 2018	(r339985)
+++ stable/12/sys/compat/linuxkpi/common/include/linux/dmapool.h	Thu Nov  1 08:59:18 2018	(r339986)
@@ -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)
 {