fs/poll: Compute tick from millisecond by MSEC2TICK
reduce duplicate code Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
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94e34d0020
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56b2e7254a
@ -75,7 +75,7 @@ struct epoll_head_s
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struct list_node oneshot; /* The oneshot list, store all the epoll
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* node notified after epoll_wait and with
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* EPOLLONESHOT events, these oneshot epoll
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* nodes can be reset by epoll_ctl (Move
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* nodes can be reset by epoll_ctl (move
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* from oneshot list to the setup list).
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*/
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struct list_node free; /* The free list, store all the freed epoll
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@ -733,18 +733,7 @@ retry:
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}
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else if (timeout > 0)
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{
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clock_t ticks;
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#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
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defined(CONFIG_HAVE_LONG_LONG)
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ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
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(USEC_PER_TICK - 1)) /
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USEC_PER_TICK;
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#else
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ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
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MSEC_PER_TICK;
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#endif
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ret = nxsem_tickwait(&eph->sem, ticks);
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ret = nxsem_tickwait(&eph->sem, MSEC2TICK(timeout));
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}
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else
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{
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@ -812,18 +801,7 @@ retry:
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}
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else if (timeout > 0)
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{
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clock_t ticks;
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#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
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defined(CONFIG_HAVE_LONG_LONG)
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ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
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(USEC_PER_TICK - 1)) /
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USEC_PER_TICK;
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#else
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ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
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MSEC_PER_TICK;
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#endif
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ret = nxsem_tickwait(&eph->sem, ticks);
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ret = nxsem_tickwait(&eph->sem, MSEC2TICK(timeout));
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}
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else
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{
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@ -426,8 +426,6 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
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}
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else if (timeout > 0)
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{
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clock_t ticks;
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/* "Implementations may place limitations on the granularity of
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* timeout intervals. If the requested timeout interval requires
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* a finer granularity than the implementation supports, the
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@ -437,16 +435,6 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
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* Round timeout up to next full tick.
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*/
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#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
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defined(CONFIG_HAVE_LONG_LONG)
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ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
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(USEC_PER_TICK - 1)) /
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USEC_PER_TICK;
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#else
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ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
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MSEC_PER_TICK;
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#endif
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/* Either wait for either a poll event(s), for a signal to occur,
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* or for the specified timeout to elapse with no event.
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*
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@ -455,7 +443,7 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
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* will return immediately.
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*/
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ret = nxsem_tickwait(&sem, ticks);
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ret = nxsem_tickwait(&sem, MSEC2TICK(timeout));
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if (ret < 0)
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{
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if (ret == -ETIMEDOUT)
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