io_uring: add missing item types for splice request

Splice is like read/write and should grab current->nsproxy, denoted by
IO_WQ_WORK_FILES as it refers to current->files as well

BUG=b/263506663
TEST=presubmit
RELEASE_NOTE=Please check b/263506663 for more info

Signed-off-by: Bing-Jhong Billy Jheng <billy@starlabs.sg>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Change-Id: I481f134bcaac1e42614fca9e5a8fea60cc81edb1
Reviewed-on: https://cos-review.googlesource.com/c/third_party/kernel/+/40707
Reviewed-by: Meena Shanmugam <meenashanmugam@google.com>
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
1 file changed