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Date:      Wed, 11 Jun 2014 20:44:03 +0000 (UTC)
From:      John Baldwin <jhb@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r267375 - in head/sys/dev: qlxgb qlxgbe qlxge
Message-ID:  <201406112044.s5BKi3U6088813@svn.freebsd.org>
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Author: jhb
Date: Wed Jun 11 20:44:02 2014
New Revision: 267375
URL: http://svnweb.freebsd.org/changeset/base/267375

Log:
  Unload maps for DMA buffers allocated via bus_dmamem_alloc() before
  freeing the buffers.
  
  Reviewed by:	davidcs

Modified:
  head/sys/dev/qlxgb/qla_os.c
  head/sys/dev/qlxgbe/ql_os.c
  head/sys/dev/qlxge/qls_os.c

Modified: head/sys/dev/qlxgb/qla_os.c
==============================================================================
--- head/sys/dev/qlxgb/qla_os.c	Wed Jun 11 20:38:14 2014	(r267374)
+++ head/sys/dev/qlxgb/qla_os.c	Wed Jun 11 20:44:02 2014	(r267375)
@@ -602,6 +602,7 @@ qla_alloc_dmabuf_exit:
 void
 qla_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }

Modified: head/sys/dev/qlxgbe/ql_os.c
==============================================================================
--- head/sys/dev/qlxgbe/ql_os.c	Wed Jun 11 20:38:14 2014	(r267374)
+++ head/sys/dev/qlxgbe/ql_os.c	Wed Jun 11 20:44:02 2014	(r267375)
@@ -681,6 +681,7 @@ ql_alloc_dmabuf_exit:
 void
 ql_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }

Modified: head/sys/dev/qlxge/qls_os.c
==============================================================================
--- head/sys/dev/qlxge/qls_os.c	Wed Jun 11 20:38:14 2014	(r267374)
+++ head/sys/dev/qlxge/qls_os.c	Wed Jun 11 20:44:02 2014	(r267375)
@@ -670,6 +670,7 @@ qls_alloc_dmabuf_exit:
 void
 qls_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }

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