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Diffstat (limited to 'driver/gator_events_block.c')
-rw-r--r--driver/gator_events_block.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/driver/gator_events_block.c b/driver/gator_events_block.c
index b2bc414..03eed4f 100644
--- a/driver/gator_events_block.c
+++ b/driver/gator_events_block.c
@@ -28,15 +28,25 @@ static ulong block_rq_rd_key;
28static atomic_t blockCnt[BLOCK_TOTAL]; 28static atomic_t blockCnt[BLOCK_TOTAL];
29static int blockGet[BLOCK_TOTAL * 4]; 29static int blockGet[BLOCK_TOTAL * 4];
30 30
31// Tracepoint changed in 3.15 backported to older kernels. The Makefile tries to autodetect the correct value, but if it fails change the #if below
32#if OLD_BLOCK_RQ_COMPLETE
31GATOR_DEFINE_PROBE(block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq)) 33GATOR_DEFINE_PROBE(block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq))
34#else
35GATOR_DEFINE_PROBE(block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq, unsigned int nr_bytes))
36#endif
32{ 37{
33 int write, size; 38 int write;
39 unsigned int size;
34 40
35 if (!rq) 41 if (!rq)
36 return; 42 return;
37 43
38 write = rq->cmd_flags & EVENTWRITE; 44 write = rq->cmd_flags & EVENTWRITE;
45#if OLD_BLOCK_RQ_COMPLETE
39 size = rq->resid_len; 46 size = rq->resid_len;
47#else
48 size = nr_bytes;
49#endif
40 50
41 if (!size) 51 if (!size)
42 return; 52 return;