diff options
| -rw-r--r-- | dma-helpers.c | 10 | ||||
| -rw-r--r-- | trace-events | 7 |
2 files changed, 17 insertions, 0 deletions
diff --git a/dma-helpers.c b/dma-helpers.c index bdcd38c..9d6b6fa 100644 --- a/dma-helpers.c +++ b/dma-helpers.c @@ -9,6 +9,7 @@ #include "dma.h" #include "block_int.h" +#include "trace.h" void qemu_sglist_init(QEMUSGList *qsg, int alloc_hint) { @@ -83,6 +84,8 @@ static void dma_bdrv_unmap(DMAAIOCB *dbs) static void dma_complete(DMAAIOCB *dbs, int ret) { + trace_dma_complete(dbs, ret, dbs->common.cb); + dma_bdrv_unmap(dbs); if (dbs->common.cb) { dbs->common.cb(dbs->common.opaque, ret); @@ -106,6 +109,8 @@ static void dma_bdrv_cb(void *opaque, int ret) target_phys_addr_t cur_addr, cur_len; void *mem; + trace_dma_bdrv_cb(dbs, ret); + dbs->acb = NULL; dbs->sector_num += dbs->iov.size / 512; dma_bdrv_unmap(dbs); @@ -130,6 +135,7 @@ static void dma_bdrv_cb(void *opaque, int ret) } if (dbs->iov.size == 0) { + trace_dma_map_wait(dbs); cpu_register_map_client(dbs, continue_after_map_failure); return; } @@ -145,6 +151,8 @@ static void dma_aio_cancel(BlockDriverAIOCB *acb) { DMAAIOCB *dbs = container_of(acb, DMAAIOCB, common); + trace_dma_aio_cancel(dbs); + if (dbs->acb) { BlockDriverAIOCB *acb = dbs->acb; dbs->acb = NULL; @@ -168,6 +176,8 @@ BlockDriverAIOCB *dma_bdrv_io( { DMAAIOCB *dbs = qemu_aio_get(&dma_aio_pool, bs, cb, opaque); + trace_dma_bdrv_io(dbs, bs, sector_num, to_dev); + dbs->acb = NULL; dbs->bs = bs; dbs->sg = sg; diff --git a/trace-events b/trace-events index 518b76b..bf1cf57 100644 --- a/trace-events +++ b/trace-events @@ -632,3 +632,10 @@ win_helper_no_switch_pstate(uint32_t new_pstate_regs) "change_pstate: regs new=% win_helper_wrpil(uint32_t psrpil, uint32_t new_pil) "old=%x new=%x" win_helper_done(uint32_t tl) "tl=%d" win_helper_retry(uint32_t tl) "tl=%d" + +# dma-helpers.c +dma_bdrv_io(void *dbs, void *bs, int64_t sector_num, bool to_dev) "dbs=%p bs=%p sector_num=%" PRId64 " to_dev=%d" +dma_aio_cancel(void *dbs) "dbs=%p" +dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" +dma_bdrv_cb(void *dbs, int ret) "dbs=%p ret=%d" +dma_map_wait(void *dbs) "dbs=%p" |