Oleg Nesterov 4e15fa8305 io_uring_poll: kill the no longer necessary barrier after poll_wait() ...

Now that poll_wait() provides a full barrier we can remove smp_rmb() from
io_uring_poll().

In fact I don't think smp_rmb() was correct, it can't serialize LOADs and
STOREs.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20250107162730.GA18940@redhat.com
Signed-off-by: Christian Brauner <brauner@kernel.org>

2025-01-10 11:58:59 +01:00

..

advise.c

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advise.h

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alloc_cache.h

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cancel.c

io_uring: move struct io_kiocb from task_struct to io_uring_task

2024-11-06 13:55:38 -07:00

cancel.h

io_uring/cancel: get rid of init_hash_table() helper

2024-10-29 13:43:27 -06:00

epoll.c

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epoll.h

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eventfd.c

io_uring/eventfd: move ctx->evfd_last_cq_tail into io_ev_fd

2024-10-29 13:43:26 -06:00

eventfd.h

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fdinfo.c

io_uring/napi: add static napi tracking strategy

2024-11-06 13:55:38 -07:00

fdinfo.h

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filetable.c

io_uring/rsrc: pass 'struct io_ring_ctx' reference to rsrc helpers

2024-11-07 15:24:33 -07:00

filetable.h

io_uring/rsrc: pass 'struct io_ring_ctx' reference to rsrc helpers

2024-11-07 15:24:33 -07:00

fs.c

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fs.h

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futex.c

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

futex.h

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

io_uring.c

io_uring_poll: kill the no longer necessary barrier after poll_wait()

2025-01-10 11:58:59 +01:00

io_uring.h

io_uring: limit local tw done

2024-11-21 07:11:00 -07:00

io-wq.c

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io-wq.h

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kbuf.c

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kbuf.h

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Makefile

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memmap.c

io_uring: fix corner case forgetting to vunmap

2024-11-27 15:00:57 -07:00

memmap.h

io_uring: introduce concept of memory regions

2024-11-15 09:58:34 -07:00

msg_ring.c

switch io_msg_ring() to CLASS(fd)

2024-11-15 09:55:54 -07:00

msg_ring.h

io_uring/msg_ring: add support for sending a sync message

2024-10-29 13:43:26 -06:00

napi.c

io_uring/napi: add static napi tracking strategy

2024-11-06 13:55:38 -07:00

napi.h

io_uring/napi: add static napi tracking strategy

2024-11-06 13:55:38 -07:00

net.c

io_uring/rsrc: add & apply io_req_assign_buf_node()

2024-11-07 15:24:33 -07:00

net.h

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nop.c

io_uring/nop: ensure nop->fd is always initialized

2024-11-21 07:15:30 -07:00

nop.h

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notif.c

io_uring: move struct io_kiocb from task_struct to io_uring_task

2024-11-06 13:55:38 -07:00

notif.h

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opdef.c

io_uring/splice: open code 2nd direct file assignment

2024-10-29 13:43:28 -06:00

opdef.h

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openclose.c

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openclose.h

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poll.c

io_uring: move struct io_kiocb from task_struct to io_uring_task

2024-11-06 13:55:38 -07:00

poll.h

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

refs.h

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register.c

io_uring: protect register tracing

2024-11-18 09:10:56 -07:00

register.h

io_uring: temporarily disable registered waits

2024-11-15 09:58:34 -07:00

rsrc.c

io_uring/rsrc: remove '->ctx_ptr' of 'struct io_rsrc_node'

2024-11-07 15:24:33 -07:00

rsrc.h

io_uring/rsrc: add & apply io_req_assign_buf_node()

2024-11-07 15:24:33 -07:00

rw.c

Merge tag 'timers-core-2024-11-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2024-11-19 16:35:06 -08:00

rw.h

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slist.h

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splice.c

io_uring/rsrc: pass 'struct io_ring_ctx' reference to rsrc helpers

2024-11-07 15:24:33 -07:00

splice.h

io_uring/splice: open code 2nd direct file assignment

2024-10-29 13:43:28 -06:00

sqpoll.c

Merge tag 'for-6.13/io_uring-20241118' of git://git.kernel.dk/linux

2024-11-18 17:02:57 -08:00

sqpoll.h

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statx.c

io_statx_prep(): use getname_uflags()

2024-11-13 11:44:30 -05:00

statx.h

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sync.c

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sync.h

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tctx.c

io_uring/tctx: work around xa_store() allocation error issue

2024-11-29 07:20:28 -07:00

tctx.h

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timeout.c

Merge tag 'timers-core-2024-11-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2024-11-19 16:35:06 -08:00

timeout.h

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

truncate.c

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truncate.h

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uring_cmd.c

Merge tag 'for-6.13/io_uring-20241118' of git://git.kernel.dk/linux

2024-11-18 17:02:57 -08:00

uring_cmd.h

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

waitid.c

io_uring: move struct io_kiocb from task_struct to io_uring_task

2024-11-06 13:55:38 -07:00

waitid.h

io_uring: move cancelations to be io_uring_task based

2024-11-06 13:55:38 -07:00

xattr.c

replace do_getxattr() with saner helpers.

2024-11-06 12:59:39 -05:00

xattr.h

…