epoll: ep_autoremove_wake_function should use list_del_init_careful
stable inclusion from stable-v5.10.185 commit 370f5d98ffe58a95e31506390bc0704b9ddb05d4 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8L5XP Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=370f5d98ffe58a95e31506390bc0704b9ddb05d4 -------------------------------- commit 2192bba0 upstream. autoremove_wake_function uses list_del_init_careful, so should epoll's more aggressive variant. It only doesn't because it was copied from an older wait.c rather than the most recent. [bsegall@google.com: add comment] Link: https://lkml.kernel.org/r/xm26bki0ulsr.fsf_-_@google.com Link: https://lkml.kernel.org/r/xm26pm6hvfer.fsf@google.com Fixes: a16ceb13 ("epoll: autoremove wakers even more aggressively") Signed-off-by:Ben Segall <bsegall@google.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christian Brauner <brauner@kernel.org> Cc: <stable@vger.kernel.org> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by:
sanglipeng <sanglipeng1@jd.com>
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