summaryrefslogtreecommitdiff
path: root/include/linux/scatterlist.h
diff options
context:
space:
mode:
authorH. Peter Anvin <hpa@zytor.com>2009-08-25 15:40:29 -0700
committerH. Peter Anvin <hpa@zytor.com>2009-08-25 15:40:29 -0700
commite8a2eb47e6ca03d4a4f98f0beef73720c5dddc0c (patch)
tree31c4d7718111abddfaaa8d3fb14ab4a7e2554cd9 /include/linux/scatterlist.h
parent8b5a10fc6fd02289ea03480f93382b1a99006142 (diff)
parentc62e43202e7cf50ca24bce58b255df7bf5de69d0 (diff)
Merge commit 'origin/x86/urgent' into x86/asm
Diffstat (limited to 'include/linux/scatterlist.h')
-rw-r--r--include/linux/scatterlist.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index e5996984ddd0..9aaf5bfdad1a 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -242,6 +242,8 @@ size_t sg_copy_to_buffer(struct scatterlist *sgl, unsigned int nents,
*/
#define SG_MITER_ATOMIC (1 << 0) /* use kmap_atomic */
+#define SG_MITER_TO_SG (1 << 1) /* flush back to phys on unmap */
+#define SG_MITER_FROM_SG (1 << 2) /* nop */
struct sg_mapping_iter {
/* the following three fields can be accessed directly */