X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fblock.h;h=42184f3d1e715555aa4eed32c30b27359949372c;hb=debfbc4ed959e6223cea1926d31255edbe51de9b;hp=5ecc95aa6ec2cbebfc62dc1d903f9ba7e93899fe;hpb=5b88d86e2d45fed6d405fd9fb72d6c1c22d35374;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/block.h b/instrumentation/events/lttng-module/block.h
index 5ecc95aa..42184f3d 100644
--- a/instrumentation/events/lttng-module/block.h
+++ b/instrumentation/events/lttng-module/block.h
@@ -58,7 +58,9 @@ DECLARE_EVENT_CLASS(block_rq_with_error,
 		__field(  unsigned int,	nr_sector		)
 		__field(  int,		errors			)
 		__field(  unsigned int,	rwbs			)
-		__dynamic_array_text( char,	cmd,	blk_cmd_buf_len(rq)	)
+		__dynamic_array_hex( unsigned char,	cmd,
+			(rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
+				rq->cmd_len : 0)
 	),
 
 	TP_fast_assign(
@@ -69,7 +71,8 @@ DECLARE_EVENT_CLASS(block_rq_with_error,
 					0 : blk_rq_sectors(rq))
 		tp_assign(errors, rq->errors)
 		blk_fill_rwbs(rwbs, rq->cmd_flags, blk_rq_bytes(rq))
-		tp_memcpy_dyn(cmd, rq->cmd, blk_cmd_buf_len(rq))
+		tp_memcpy_dyn(cmd, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
+					rq->cmd : NULL);
 	),
 
 	TP_printk("%d,%d %s (%s) %llu + %u [%d]",
@@ -145,7 +148,9 @@ DECLARE_EVENT_CLASS(block_rq,
 		__field(  unsigned int,	bytes			)
 		__field(  unsigned int,	rwbs			)
 		__array_text(  char,         comm,   TASK_COMM_LEN   )
-		__dynamic_array_text( char,	cmd,	blk_cmd_buf_len(rq)	)
+		__dynamic_array_hex( unsigned char,	cmd,
+			(rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
+				rq->cmd_len : 0)
 	),
 
 	TP_fast_assign(
@@ -157,7 +162,8 @@ DECLARE_EVENT_CLASS(block_rq,
 		tp_assign(bytes, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
 					blk_rq_bytes(rq) : 0)
 		blk_fill_rwbs(rwbs, rq->cmd_flags, blk_rq_bytes(rq))
-		tp_memcpy_dyn(cmd, rq->cmd, blk_cmd_buf_len(rq))
+		tp_memcpy_dyn(cmd, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
+					rq->cmd : NULL);
 		tp_memcpy(comm, current->comm, TASK_COMM_LEN)
 	),