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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Fri, 5 Apr 2019 11:33:11 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r345940 -
stable/12/sys/compat/linuxkpi/common/include/linux
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Author: hselasky
Date: Fri Apr 5 11:33:11 2019
New Revision: 345940
URL: https://svnweb.freebsd.org/changeset/base/345940
Log:
MFC r345109:
Implement sg_virt() function in the LinuxKPI.
Submitted by: Johannes Lundberg <johalun0@gmail.com>
Sponsored by: Limelight Networks
Sponsored by: Mellanox Technologies
Modified:
stable/12/sys/compat/linuxkpi/common/include/linux/scatterlist.h
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/compat/linuxkpi/common/include/linux/scatterlist.h
==============================================================================
--- stable/12/sys/compat/linuxkpi/common/include/linux/scatterlist.h Fri Apr 5 11:32:57 2019 (r345939)
+++ stable/12/sys/compat/linuxkpi/common/include/linux/scatterlist.h Fri Apr 5 11:33:11 2019 (r345940)
@@ -137,6 +137,13 @@ sg_phys(struct scatterlist *sg)
return (VM_PAGE_TO_PHYS(sg_page(sg)) + sg->offset);
}
+static inline void *
+sg_virt(struct scatterlist *sg)
+{
+
+ return ((void *)((unsigned long)page_address(sg_page(sg)) + sg->offset));
+}
+
static inline void
sg_chain(struct scatterlist *prv, unsigned int prv_nents,
struct scatterlist *sgl)