summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJens Axboe <axboe@kernel.dk>2021-02-13 09:11:04 -0700
committerJens Axboe <axboe@kernel.dk>2021-02-13 09:11:04 -0700
commit41be53e94fb04cc69fdf2f524c2a05d8069e047b (patch)
treecad1bbcde4c8eeace19fd6d3c639fe61a58cc6e4
parent9a4fdbd8ee0d8aca0cb5692446e5ca583b230cd7 (diff)
io_uring: kill cached requests from exiting task closing the ring
Be nice and prune these upfront, in case the ring is being shared and one of the tasks is going away. This is a bit more important now that we account the allocations. Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/io_uring.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 1895fc132252..a9d094f7060f 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -9232,8 +9232,10 @@ static int io_uring_flush(struct file *file, void *data)
struct io_uring_task *tctx = current->io_uring;
struct io_ring_ctx *ctx = file->private_data;
- if (fatal_signal_pending(current) || (current->flags & PF_EXITING))
+ if (fatal_signal_pending(current) || (current->flags & PF_EXITING)) {
io_uring_cancel_task_requests(ctx, NULL);
+ io_req_caches_free(ctx, current);
+ }
if (!tctx)
return 0;