Did more comprehensive iopoll testing and found some more problems. [1] is from the previous series. Actually, v2 for this one, addressing the double-reissue bug found by Jens. It maybe not as efficient, but simple and easy to backport.
[2,3] current->mm NULL deref Pavel Begunkov (3): io_uring: fix hanging iopoll in case of -EAGAIN io_uring: fix current->mm NULL dereference on exit io_uring: fix NULL-mm for linked reqs fs/io_uring.c | 33 ++++++++++++++++++++++----------- 1 file changed, 22 insertions(+), 11 deletions(-) -- 2.24.0
