#include <common/common.h>
-/*
- * Maximum number of fd we can monitor.
- *
- * For epoll(7), /proc/sys/fs/epoll/max_user_watches (since Linux 2.6.28) will
- * be used for the maximum size of the poll set. If this interface is not
- * available, according to the manpage, the max_user_watches value is 1/25 (4%)
- * of the available low memory divided by the registration cost in bytes which
- * is 90 bytes on a 32-bit kernel and 160 bytes on a 64-bit kernel.
- *
- * For poll(2), the max fds must not exceed RLIMIT_NOFILE given by
- * getrlimit(2).
- */
-extern unsigned int poll_max_size;
-
/*
* Used by lttng_poll_clean to free the events structure in a lttng_poll_event.
*/
* Wait on epoll set with the number of fd registered to the lttng_poll_event
* data structure (events).
*/
-extern int compat_epoll_wait(struct lttng_poll_event *events, int timeout);
+extern int compat_epoll_wait(struct lttng_poll_event *events, int timeout,
+ bool interruptible);
#define lttng_poll_wait(events, timeout) \
- compat_epoll_wait(events, timeout)
+ compat_epoll_wait(events, timeout, false)
+#define lttng_poll_wait_interruptible(events, timeout) \
+ compat_epoll_wait(events, timeout, true)
/*
* Add a fd to the epoll set and resize the epoll_event structure if needed.
* Wait on poll(2) event with nb_fd registered to the lttng_poll_event data
* structure.
*/
-extern int compat_poll_wait(struct lttng_poll_event *events, int timeout);
+extern int compat_poll_wait(struct lttng_poll_event *events, int timeout,
+ bool interruptible);
#define lttng_poll_wait(events, timeout) \
- compat_poll_wait(events, timeout)
+ compat_poll_wait(events, timeout, false)
+#define lttng_poll_wait_interruptible(events, timeout) \
+ compat_poll_wait(events, timeout, true)
/*
* Add the fd to the pollfd structure. Resize if needed.