fs/poll: Compute tick from millisecond by MSEC2TICK

reduce duplicate code

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2024-07-28 19:55:52 +08:00 committed by Petro Karashchenko
parent 94e34d0020
commit 56b2e7254a
2 changed files with 4 additions and 38 deletions

View File

@ -75,7 +75,7 @@ struct epoll_head_s
struct list_node oneshot; /* The oneshot list, store all the epoll
* node notified after epoll_wait and with
* EPOLLONESHOT events, these oneshot epoll
* nodes can be reset by epoll_ctl (Move
* nodes can be reset by epoll_ctl (move
* from oneshot list to the setup list).
*/
struct list_node free; /* The free list, store all the freed epoll
@ -733,18 +733,7 @@ retry:
}
else if (timeout > 0)
{
clock_t ticks;
#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
defined(CONFIG_HAVE_LONG_LONG)
ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
(USEC_PER_TICK - 1)) /
USEC_PER_TICK;
#else
ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
MSEC_PER_TICK;
#endif
ret = nxsem_tickwait(&eph->sem, ticks);
ret = nxsem_tickwait(&eph->sem, MSEC2TICK(timeout));
}
else
{
@ -812,18 +801,7 @@ retry:
}
else if (timeout > 0)
{
clock_t ticks;
#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
defined(CONFIG_HAVE_LONG_LONG)
ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
(USEC_PER_TICK - 1)) /
USEC_PER_TICK;
#else
ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
MSEC_PER_TICK;
#endif
ret = nxsem_tickwait(&eph->sem, ticks);
ret = nxsem_tickwait(&eph->sem, MSEC2TICK(timeout));
}
else
{

View File

@ -426,8 +426,6 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
}
else if (timeout > 0)
{
clock_t ticks;
/* "Implementations may place limitations on the granularity of
* timeout intervals. If the requested timeout interval requires
* a finer granularity than the implementation supports, the
@ -437,16 +435,6 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
* Round timeout up to next full tick.
*/
#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
defined(CONFIG_HAVE_LONG_LONG)
ticks = (((unsigned long long)timeout * USEC_PER_MSEC) +
(USEC_PER_TICK - 1)) /
USEC_PER_TICK;
#else
ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) /
MSEC_PER_TICK;
#endif
/* Either wait for either a poll event(s), for a signal to occur,
* or for the specified timeout to elapse with no event.
*
@ -455,7 +443,7 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
* will return immediately.
*/
ret = nxsem_tickwait(&sem, ticks);
ret = nxsem_tickwait(&sem, MSEC2TICK(timeout));
if (ret < 0)
{
if (ret == -ETIMEDOUT)