diff options
Diffstat (limited to 'io_uring/rsrc.c')
| -rw-r--r-- | io_uring/rsrc.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index d7e7528f7159..f9ce4076c73d 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -158,6 +158,7 @@ static void io_rsrc_put_work_one(struct io_rsrc_data *rsrc_data, static void __io_rsrc_put_work(struct io_rsrc_node *ref_node) { struct io_rsrc_data *rsrc_data = ref_node->rsrc_data; + struct io_ring_ctx *ctx = rsrc_data->ctx; struct io_rsrc_put *prsrc, *tmp; if (ref_node->inline_items) @@ -171,13 +172,13 @@ static void __io_rsrc_put_work(struct io_rsrc_node *ref_node) io_rsrc_node_destroy(rsrc_data->ctx, ref_node); if (io_put_rsrc_data_ref(rsrc_data)) - complete(&rsrc_data->done); + wake_up_all(&ctx->rsrc_quiesce_wq); } void io_wait_rsrc_data(struct io_rsrc_data *data) { - if (data && !io_put_rsrc_data_ref(data)) - wait_for_completion(&data->done); + if (data) + WARN_ON_ONCE(!io_put_rsrc_data_ref(data)); } void io_rsrc_node_destroy(struct io_ring_ctx *ctx, struct io_rsrc_node *node) @@ -257,6 +258,7 @@ int io_rsrc_node_switch_start(struct io_ring_ctx *ctx) __cold static int io_rsrc_ref_quiesce(struct io_rsrc_data *data, struct io_ring_ctx *ctx) { + DEFINE_WAIT(we); int ret; /* As we may drop ->uring_lock, other task may have started quiesce */ @@ -273,7 +275,9 @@ __cold static int io_rsrc_ref_quiesce(struct io_rsrc_data *data, data->quiesce = true; do { + prepare_to_wait(&ctx->rsrc_quiesce_wq, &we, TASK_INTERRUPTIBLE); mutex_unlock(&ctx->uring_lock); + ret = io_run_task_work_sig(ctx); if (ret < 0) { mutex_lock(&ctx->uring_lock); @@ -285,12 +289,15 @@ __cold static int io_rsrc_ref_quiesce(struct io_rsrc_data *data, } break; } - wait_for_completion_interruptible(&data->done); + + schedule(); + __set_current_state(TASK_RUNNING); mutex_lock(&ctx->uring_lock); ret = 0; } while (data->refs); - data->quiesce = false; + finish_wait(&ctx->rsrc_quiesce_wq, &we); + data->quiesce = false; return ret; } @@ -366,7 +373,6 @@ __cold static int io_rsrc_data_alloc(struct io_ring_ctx *ctx, goto fail; } } - init_completion(&data->done); *pdata = data; return 0; fail: |