On 6/8/20 5:21 AM, Clay Harris wrote: > On Sun, May 31 2020 at 08:46:03 -0600, Jens Axboe quoth thus: > >> On 5/31/20 6:47 AM, Clay Harris wrote: >>> Tested on kernel 5.6.14 >>> >>> $ ./closetest closetest.c >>> >>> path closetest.c open on fd 3 with O_RDONLY >>> ---- io_uring close(3) >>> ---- ordinary close(3) >>> ordinary close(3) failed, errno 9: Bad file descriptor >>> >>> >>> $ ./closetest closetest.c opath >>> >>> path closetest.c open on fd 3 with O_PATH >>> ---- io_uring close(3) >>> io_uring close() failed, errno 9: Bad file descriptor >>> ---- ordinary close(3) >>> ordinary close(3) returned 0 >> >> Can you include the test case, please? Should be an easy fix, but no >> point rewriting a test case if I can avoid it... > > Sure. Here's a cleaned-up test program. > https://claycon.org/software/io_uring/tests/close_opath.c Thanks for sending this - but it's GPL v3, I can't take that. I'll probably just add an O_PATH test case to the existing open-close test cases. -- Jens Axboe