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Pavel Begunkov 581711c466 io_uring/net: save address for sendzc async execution 
We usually copy all bits that a request needs from the userspace for
async execution, so the userspace can keep them on the stack. However,
send zerocopy violates this pattern for addresses and may reloads it
e.g. from io-wq. Save the address if any in ->async_data as usual.

Reported-by: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/d7512d7aa9abcd36e9afe1a4d292a24cb2d157e5.1661342812.git.asml.silence@gmail.com
[axboe: fold in incremental fix]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-08-25 07:52:30 -06:00
..
advise.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
advise.h
…
alloc_cache.h
io_uring: impose max limit on apoll cache
2022-07-24 18:39:17 -06:00
cancel.c
io_uring: fix off-by-one in sync cancelation file check
2022-08-23 07:26:08 -06:00
cancel.h
io_uring: add sync cancelation API through io_uring_register()
2022-07-24 18:39:15 -06:00
epoll.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
epoll.h
…
fdinfo.c
…
fdinfo.h
…
filetable.c
io_uring: let to set a range for file slot allocation
2022-07-24 18:39:16 -06:00
filetable.h
io_uring: let to set a range for file slot allocation
2022-07-24 18:39:16 -06:00
fs.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
fs.h
…
io_uring.c
io_uring: conditional ->async_data allocation
2022-08-24 08:57:28 -06:00
io_uring.h
io_uring: export req alloc from core
2022-07-27 08:50:50 -06:00
io-wq.c
audit, io_uring, io-wq: Fix memory leak in io_sq_thread() and io_wqe_worker()
2022-08-04 08:33:54 -06:00
io-wq.h
io_uring: move list helpers to a separate file
2022-07-24 18:39:15 -06:00
kbuf.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
kbuf.h
io_uring: restore bgid in io_put_kbuf
2022-07-24 18:39:16 -06:00
Makefile
io_uring: add zc notification infrastructure
2022-07-24 18:41:06 -06:00
msg_ring.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
msg_ring.h
…
net.c
io_uring/net: save address for sendzc async execution
2022-08-25 07:52:30 -06:00
net.h
io_uring/net: save address for sendzc async execution
2022-08-25 07:52:30 -06:00
nop.c
…
nop.h
…
notif.c
io_uring/notif: order notif vs send CQEs
2022-08-24 08:57:28 -06:00
notif.h
io_uring/notif: raise limit on notification slots
2022-08-15 21:34:00 -06:00
opdef.c
io_uring/net: save address for sendzc async execution
2022-08-25 07:52:30 -06:00
opdef.h
io_uring: conditional ->async_data allocation
2022-08-24 08:57:28 -06:00
openclose.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
openclose.h
io_uring: split out fixed file installation and removal
2022-07-24 18:39:16 -06:00
poll.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
poll.h
io_uring: add abstraction around apoll cache
2022-07-24 18:39:17 -06:00
refs.h
…
rsrc.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
rsrc.h
io_uring/net: make page accounting more consistent
2022-07-25 09:48:25 -06:00
rw.c
Merge tag 'io_uring-6.0-2022-08-13' of git://git.kernel.dk/linux-block
2022-08-13 13:28:54 -07:00
rw.h
…
slist.h
io_uring: move list helpers to a separate file
2022-07-24 18:39:15 -06:00
splice.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
splice.h
…
sqpoll.c
audit, io_uring, io-wq: Fix memory leak in io_sq_thread() and io_wqe_worker()
2022-08-04 08:33:54 -06:00
sqpoll.h
…
statx.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
statx.h
…
sync.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
sync.h
…
tctx.c
io_uring: lockless task list
2022-07-24 18:39:15 -06:00
tctx.h
io_uring: export io_put_task()
2022-07-24 18:41:06 -06:00
timeout.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
timeout.h
…
uring_cmd.c
io_uring: fix submission-failure handling for uring-cmd
2022-08-23 09:46:17 -06:00
uring_cmd.h
…
xattr.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
xattr.h
…