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-rw-r--r--include/linux/device-mapper.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 51e0e95a421a..aee10b2ea4c6 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -97,6 +97,7 @@ struct io_restrictions {
unsigned short hardsect_size;
unsigned int max_segment_size;
unsigned long seg_boundary_mask;
+ unsigned char no_cluster; /* inverted so that 0 is default */
};
struct dm_target {