dm: rename map_info flush_request to target_request_nr
'target_request_nr' is a more generic name that reflects the fact that
it will be used for both flush and discard support.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 1381cd9..531a6f2 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -22,7 +22,7 @@
union map_info {
void *ptr;
unsigned long long ll;
- unsigned flush_request;
+ unsigned target_request_nr;
};
/*
@@ -174,7 +174,7 @@
* A number of zero-length barrier requests that will be submitted
* to the target for the purpose of flushing cache.
*
- * The request number will be placed in union map_info->flush_request.
+ * The request number will be placed in union map_info->target_request_nr.
* It is a responsibility of the target driver to remap these requests
* to the real underlying devices.
*/