mirror of
https://github.com/Fishwaldo/Star64_linux.git
synced 2025-03-16 12:14:06 +00:00
io_uring: limit fixed table size by RLIMIT_NOFILE
Limit the number of files in io_uring fixed tables by RLIMIT_NOFILE, that's the first and the simpliest restriction that we should impose. Cc: stable@vger.kernel.org Suggested-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/b2756c340aed7d6c0b302c26dab50c6c5907f4ce.1629451684.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
parent
99c8bc52d1
commit
3a1b8a4e84
1 changed files with 2 additions and 0 deletions
|
@ -7733,6 +7733,8 @@ static int io_sqe_files_register(struct io_ring_ctx *ctx, void __user *arg,
|
|||
return -EINVAL;
|
||||
if (nr_args > IORING_MAX_FIXED_FILES)
|
||||
return -EMFILE;
|
||||
if (nr_args > rlimit(RLIMIT_NOFILE))
|
||||
return -EMFILE;
|
||||
ret = io_rsrc_node_switch_start(ctx);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
|
Loading…
Add table
Reference in a new issue