xiaoxiang781216 commented on code in PR #6965:
URL: https://github.com/apache/incubator-nuttx/pull/6965#discussion_r996471511
##########
drivers/serial/serial.c:
##########
@@ -1683,14 +1659,14 @@ int uart_register(FAR const char *path, FAR uart_dev_t
*dev)
}
#endif
- /* Initialize semaphores */
+ /* Initialize mutex & semaphores */
- nxsem_init(&dev->xmit.sem, 0, 1);
- nxsem_init(&dev->recv.sem, 0, 1);
- nxsem_init(&dev->closesem, 0, 1);
+ nxmutex_init(&dev->xmit.lock);
+ nxmutex_init(&dev->recv.lock);
+ nxmutex_init(&dev->closelock);
nxsem_init(&dev->xmitsem, 0, 0);
nxsem_init(&dev->recvsem, 0, 0);
- nxsem_init(&dev->pollsem, 0, 1);
+ nxmutex_init(&dev->polllock);
Review Comment:
keep
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