Searched refs:ufds (Results 1 – 4 of 4) sorted by relevance
| /linux/Documentation/userspace-api/media/mediactl/ |
| H A D | request-func-poll.rst | 22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
27 ``ufds``
31 Number of file descriptor events at the \*ufds array
62 One or more of the ``ufds`` members specify an invalid file
66 ``ufds`` references an inaccessible memory area.
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| /linux/Documentation/userspace-api/media/cec/ |
| H A D | cec-func-poll.rst | 22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
27 ``ufds``
31 Number of FD events at the \*ufds array
63 One or more of the ``ufds`` members specify an invalid file
67 ``ufds`` references an inaccessible memory area.
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| /linux/fs/ |
| H A D | select.c | 974 static int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, in do_sys_poll() argument
998 if (copy_from_user(walk->entries, ufds + nfds-todo, in do_sys_poll()
1018 scoped_user_write_access_size(ufds, nfds * sizeof(*ufds), out_fds) { in do_sys_poll()
1019 struct pollfd __user *_ufds = ufds; in do_sys_poll()
1044 struct pollfd __user *ufds = restart_block->poll.ufds; in do_restart_poll() local
1052 ret = do_sys_poll(ufds, nfds, to); in do_restart_poll()
1060 SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds, in SYSCALL_DEFINE3() argument
1072 ret = do_sys_poll(ufds, nfds, to); in SYSCALL_DEFINE3()
1078 restart_block->poll.ufds = ufds; in SYSCALL_DEFINE3()
1092 SYSCALL_DEFINE5(ppoll, struct pollfd __user *, ufds, unsigned int, nfds, in SYSCALL_DEFINE5() argument
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| /linux/Documentation/userspace-api/media/v4l/ |
| H A D | func-poll.rst | 22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
98 One or more of the ``ufds`` members specify an invalid file
106 ``ufds`` references an inaccessible memory area.
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