diff options
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index f703182df2d4..6129c67b0e3b 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -8098,12 +8098,39 @@ static void io_attempt_cancel(struct io_ring_ctx *ctx, struct io_kiocb *req) io_timeout_remove_link(ctx, req); } +static void io_cancel_defer_files(struct io_ring_ctx *ctx, + struct files_struct *files) +{ + struct io_defer_entry *de = NULL; + LIST_HEAD(list); + + spin_lock_irq(&ctx->completion_lock); + list_for_each_entry_reverse(de, &ctx->defer_list, list) { + if ((de->req->flags & REQ_F_WORK_INITIALIZED) + && de->req->work.files == files) { + list_cut_position(&list, &ctx->defer_list, &de->list); + break; + } + } + spin_unlock_irq(&ctx->completion_lock); + + while (!list_empty(&list)) { + de = list_first_entry(&list, struct io_defer_entry, list); + list_del_init(&de->list); + req_set_fail_links(de->req); + io_put_req(de->req); + io_req_complete(de->req, -ECANCELED); + kfree(de); + } +} + static void io_uring_cancel_files(struct io_ring_ctx *ctx, struct files_struct *files) { if (list_empty_careful(&ctx->inflight_list)) return; + io_cancel_defer_files(ctx, files); /* cancel all at once, should be faster than doing it one by one*/ io_wq_cancel_cb(ctx->io_wq, io_wq_files_match, files, true); |