Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
poll: kill poll_does_not_wait()
It no longer has users.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20250107162743.GA18947@redhat.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
authored by
Oleg Nesterov
and committed by
Christian Brauner
f005bf18
b2849867
+3
-13
+3
-13
include/linux/poll.h
+3
-13
include/linux/poll.h
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struct poll_table_struct;
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/*
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/*
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* structures and helpers for f_op->poll implementations
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*/
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typedef void (*poll_queue_proc)(struct file *, wait_queue_head_t *, struct poll_table_struct *);
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/*
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* Do not touch the structure directly, use the access functions
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* poll_does_not_wait() and poll_requested_events() instead.
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* Do not touch the structure directly, use the access function
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* poll_requested_events() instead.
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*/
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typedef struct poll_table_struct {
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poll_queue_proc _qproc;
···
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*/
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smp_mb();
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}
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}
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/*
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* Return true if it is guaranteed that poll will not wait. This is the case
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* if the poll() of another file descriptor in the set got an event, so there
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* is no need for waiting.
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*/
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static inline bool poll_does_not_wait(const poll_table *p)
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{
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return p == NULL || p->_qproc == NULL;
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}
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/*