On Sun, Dec 12, 2021 at 02:54:45PM +0100, Greg KH wrote: > On Fri, Dec 10, 2021 at 03:48:00PM -0800, Eric Biggers wrote: > > Backport the aio poll fixes to 5.10. This resolves a conflict in > > aio_poll_wake() in patch 4. It's a "trivial" conflict, but I'm sending > > this to make sure it doesn't get dropped. > > > > Eric Biggers (5): > > wait: add wake_up_pollfree() > > binder: use wake_up_pollfree() > > signalfd: use wake_up_pollfree() > > aio: keep poll requests on waitqueue until completed > > aio: fix use-after-free due to missing POLLFREE handling > > > > drivers/android/binder.c | 21 ++-- > > fs/aio.c | 184 ++++++++++++++++++++++++++------ > > fs/signalfd.c | 12 +-- > > include/linux/wait.h | 26 +++++ > > include/uapi/asm-generic/poll.h | 2 +- > > kernel/sched/wait.c | 7 ++ > > 6 files changed, 195 insertions(+), 57 deletions(-) > > > > -- > > 2.34.1 > > > > Thanks for all of the backports, much appreciated and now queued up. > > greg k-h Thanks! Can you apply the following commit to 5.15-stable too? I missed that it's needed in 5.15: commit 4b3749865374899e115aa8c48681709b086fe6d3 Author: Xie Yongji <xieyongji@xxxxxxxxxxxxx> Date: Mon Sep 13 19:19:28 2021 +0800 aio: Fix incorrect usage of eventfd_signal_allowed()
