diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-06-20 14:32:35 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-06-20 18:36:22 +0300 |
| commit | 4bfb0c9af832a182a54e549123a634e0070c8d4f (patch) | |
| tree | 8c683eb5980341ac8682d0e6bea2df1fc59fcc97 /io_uring/io_uring.c | |
| parent | f432c8c8c12b84c5465b1ffddb6feb7d6b19c1ca (diff) | |
| download | linux-4bfb0c9af832a182a54e549123a634e0070c8d4f.tar.xz | |
io_uring: add helpers to decode the fixed file file_ptr
Remove all the open coded magic on slot->file_ptr by introducing two
helpers that return the file pointer and the flags instead.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20230620113235.920399-9-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/io_uring.c')
| -rw-r--r-- | io_uring/io_uring.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 1f348753694b..ae4cb3c4e730 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -2028,19 +2028,17 @@ inline struct file *io_file_get_fixed(struct io_kiocb *req, int fd, unsigned int issue_flags) { struct io_ring_ctx *ctx = req->ctx; + struct io_fixed_file *slot; struct file *file = NULL; - unsigned long file_ptr; io_ring_submit_lock(ctx, issue_flags); if (unlikely((unsigned int)fd >= ctx->nr_user_files)) goto out; fd = array_index_nospec(fd, ctx->nr_user_files); - file_ptr = io_fixed_file_slot(&ctx->file_table, fd)->file_ptr; - file = (struct file *) (file_ptr & FFS_MASK); - file_ptr &= ~FFS_MASK; - /* mask in overlapping REQ_F and FFS bits */ - req->flags |= (file_ptr << REQ_F_SUPPORT_NOWAIT_BIT); + slot = io_fixed_file_slot(&ctx->file_table, fd); + file = io_slot_file(slot); + req->flags |= io_slot_flags(slot); io_req_set_rsrc_node(req, ctx, 0); out: io_ring_submit_unlock(ctx, issue_flags); |