diff options
Diffstat (limited to 'hw/block/dataplane/xen-block.c')
| -rw-r--r-- | hw/block/dataplane/xen-block.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/hw/block/dataplane/xen-block.c b/hw/block/dataplane/xen-block.c index 3b6f2b0aa2..c4bb28c66f 100644 --- a/hw/block/dataplane/xen-block.c +++ b/hw/block/dataplane/xen-block.c @@ -19,6 +19,7 @@ */ #include "qemu/osdep.h" +#include "qemu/defer-call.h" #include "qemu/error-report.h" #include "qemu/main-loop.h" #include "qemu/memalign.h" @@ -509,7 +510,7 @@ static int xen_block_get_request(XenBlockDataPlane *dataplane, /* * Threshold of in-flight requests above which we will start using - * blk_io_plug()/blk_io_unplug() to batch requests. + * defer_call_begin()/defer_call_end() to batch requests. */ #define IO_PLUG_THRESHOLD 1 @@ -537,7 +538,7 @@ static bool xen_block_handle_requests(XenBlockDataPlane *dataplane) * is below us. */ if (inflight_atstart > IO_PLUG_THRESHOLD) { - blk_io_plug(); + defer_call_begin(); } while (rc != rp) { /* pull request from ring */ @@ -577,12 +578,12 @@ static bool xen_block_handle_requests(XenBlockDataPlane *dataplane) if (inflight_atstart > IO_PLUG_THRESHOLD && batched >= inflight_atstart) { - blk_io_unplug(); + defer_call_end(); } xen_block_do_aio(request); if (inflight_atstart > IO_PLUG_THRESHOLD) { if (batched >= inflight_atstart) { - blk_io_plug(); + defer_call_begin(); batched = 0; } else { batched++; @@ -590,7 +591,7 @@ static bool xen_block_handle_requests(XenBlockDataPlane *dataplane) } } if (inflight_atstart > IO_PLUG_THRESHOLD) { - blk_io_unplug(); + defer_call_end(); } return done_something; |