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Searched refs:ufds (Results 1 – 7 of 7) sorted by relevance

/Linux-v5.10/Documentation/userspace-api/media/mediactl/
Drequest-func-poll.rst22 .. 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.
/Linux-v5.10/Documentation/userspace-api/media/cec/
Dcec-func-poll.rst22 .. 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.
/Linux-v5.10/fs/
Dselect.c970 static int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, in do_sys_poll() argument
993 if (copy_from_user(walk->entries, ufds + nfds-todo, in do_sys_poll()
1018 for (j = 0; j < walk->len; j++, ufds++) in do_sys_poll()
1019 if (__put_user(fds[j].revents, &ufds->revents)) in do_sys_poll()
1037 struct pollfd __user *ufds = restart_block->poll.ufds; in do_restart_poll() local
1048 ret = do_sys_poll(ufds, nfds, to); in do_restart_poll()
1057 SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds, in SYSCALL_DEFINE3() argument
1069 ret = do_sys_poll(ufds, nfds, to); in SYSCALL_DEFINE3()
1076 restart_block->poll.ufds = ufds; in SYSCALL_DEFINE3()
1091 SYSCALL_DEFINE5(ppoll, struct pollfd __user *, ufds, unsigned int, nfds, in SYSCALL_DEFINE5() argument
[all …]
/Linux-v5.10/include/linux/
Drestart_block.h49 struct pollfd __user *ufds; member
Dcompat.h578 asmlinkage long compat_sys_ppoll_time32(struct pollfd __user *ufds,
583 asmlinkage long compat_sys_ppoll_time64(struct pollfd __user *ufds,
Dsyscalls.h1110 asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
/Linux-v5.10/Documentation/userspace-api/media/v4l/
Dfunc-poll.rst22 .. 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.