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linux/io_uring/eventfd.c
Jens Axboe b0d0903594 io_uring/eventfd: use ctx->rings_rcu for flags checking 
Commit 177c694321 upstream.

Similarly to what commit e78f7b70e837 did for local task work additions,
use ->rings_rcu under RCU rather than dereference ->rings directly. See
that commit for more details.

Cc: stable@vger.kernel.org
Fixes: 79cfe9e59c ("io_uring/register: add IORING_REGISTER_RESIZE_RINGS")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-03-19 16:08:51 +01:00

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