Merge branch 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm

[pandora-kernel.git] / kernel / trace / blktrace.c

diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index cbafed7..3e3970d 100644 (file)
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -703,28 +703,21 @@ void blk_trace_shutdown(struct request_queue *q)
  *
  **/
 static void blk_add_trace_rq(struct request_queue *q, struct request *rq,
-                                   u32 what)
+                            u32 what)
 {
        struct blk_trace *bt = q->blk_trace;
-       int rw = rq->cmd_flags & 0x03;
 
        if (likely(!bt))
                return;
 
-       if (rq->cmd_flags & REQ_DISCARD)
-               rw |= REQ_DISCARD;
-
-       if (rq->cmd_flags & REQ_SECURE)
-               rw |= REQ_SECURE;
-
        if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
                what |= BLK_TC_ACT(BLK_TC_PC);
-               __blk_add_trace(bt, 0, blk_rq_bytes(rq), rw,
+               __blk_add_trace(bt, 0, blk_rq_bytes(rq), rq->cmd_flags,
                                what, rq->errors, rq->cmd_len, rq->cmd);
        } else  {
                what |= BLK_TC_ACT(BLK_TC_FS);
-               __blk_add_trace(bt, blk_rq_pos(rq), blk_rq_bytes(rq), rw,
-                               what, rq->errors, 0, NULL);
+               __blk_add_trace(bt, blk_rq_pos(rq), blk_rq_bytes(rq),
+                               rq->cmd_flags, what, rq->errors, 0, NULL);
        }
 }
 
@@ -857,32 +850,19 @@ static void blk_add_trace_plug(void *ignore, struct request_queue *q)
                __blk_add_trace(bt, 0, 0, 0, BLK_TA_PLUG, 0, 0, NULL);
 }
 
-static void blk_add_trace_unplug_io(void *ignore, struct request_queue *q)
+static void blk_add_trace_unplug_io(void *ignore, struct request_queue *q,
+                                   unsigned int depth)
 {
        struct blk_trace *bt = q->blk_trace;
 
        if (bt) {
-               unsigned int pdu = q->rq.count[READ] + q->rq.count[WRITE];
-               __be64 rpdu = cpu_to_be64(pdu);
+               __be64 rpdu = cpu_to_be64(depth);
 
                __blk_add_trace(bt, 0, 0, 0, BLK_TA_UNPLUG_IO, 0,
                                sizeof(rpdu), &rpdu);
        }
 }
 
-static void blk_add_trace_unplug_timer(void *ignore, struct request_queue *q)
-{
-       struct blk_trace *bt = q->blk_trace;
-
-       if (bt) {
-               unsigned int pdu = q->rq.count[READ] + q->rq.count[WRITE];
-               __be64 rpdu = cpu_to_be64(pdu);
-
-               __blk_add_trace(bt, 0, 0, 0, BLK_TA_UNPLUG_TIMER, 0,
-                               sizeof(rpdu), &rpdu);
-       }
-}
-
 static void blk_add_trace_split(void *ignore,
                                struct request_queue *q, struct bio *bio,
                                unsigned int pdu)
@@ -1022,8 +1002,6 @@ static void blk_register_tracepoints(void)
        WARN_ON(ret);
        ret = register_trace_block_plug(blk_add_trace_plug, NULL);
        WARN_ON(ret);
-       ret = register_trace_block_unplug_timer(blk_add_trace_unplug_timer, NULL);
-       WARN_ON(ret);
        ret = register_trace_block_unplug_io(blk_add_trace_unplug_io, NULL);
        WARN_ON(ret);
        ret = register_trace_block_split(blk_add_trace_split, NULL);
@@ -1040,7 +1018,6 @@ static void blk_unregister_tracepoints(void)
        unregister_trace_block_bio_remap(blk_add_trace_bio_remap, NULL);
        unregister_trace_block_split(blk_add_trace_split, NULL);
        unregister_trace_block_unplug_io(blk_add_trace_unplug_io, NULL);
-       unregister_trace_block_unplug_timer(blk_add_trace_unplug_timer, NULL);
        unregister_trace_block_plug(blk_add_trace_plug, NULL);
        unregister_trace_block_sleeprq(blk_add_trace_sleeprq, NULL);
        unregister_trace_block_getrq(blk_add_trace_getrq, NULL);
@@ -1355,7 +1332,6 @@ static const struct {
        [__BLK_TA_COMPLETE]     = {{  "C", "complete" },   blk_log_with_error },
        [__BLK_TA_PLUG]         = {{  "P", "plug" },       blk_log_plug },
        [__BLK_TA_UNPLUG_IO]    = {{  "U", "unplug_io" },  blk_log_unplug },
-       [__BLK_TA_UNPLUG_TIMER] = {{ "UT", "unplug_timer" }, blk_log_unplug },
        [__BLK_TA_INSERT]       = {{  "I", "insert" },     blk_log_generic },
        [__BLK_TA_SPLIT]        = {{  "X", "split" },      blk_log_split },
        [__BLK_TA_BOUNCE]       = {{  "B", "bounce" },     blk_log_generic },