diff options
| -rw-r--r-- | man/man2const/FUTEX_FD.2const | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/man/man2const/FUTEX_FD.2const b/man/man2const/FUTEX_FD.2const index 8072e7bab5..aacda5e8b7 100644 --- a/man/man2const/FUTEX_FD.2const +++ b/man/man2const/FUTEX_FD.2const @@ -20,13 +20,11 @@ Standard C library .BI "long syscall(SYS_futex, uint32_t *" uaddr ", FUTEX_FD, uint32_t " val ); .fi .SH DESCRIPTION -.TP -.BR FUTEX_FD " (from Linux 2.6.0 up to and including Linux 2.6.25)" -.\" Strictly speaking, from Linux 2.5.x to Linux 2.6.25 This operation creates a file descriptor that is associated with the futex at .IR uaddr . The caller must close the returned file descriptor after use. +.P When another process or thread performs a .BR FUTEX_WAKE (2const) on the futex word, the file descriptor indicates as being readable with @@ -34,7 +32,7 @@ on the futex word, the file descriptor indicates as being readable with .BR poll (2), and .BR epoll (7) -.IP +.P The file descriptor can be used to obtain asynchronous notifications: if .I val is nonzero, then, when another process or thread executes a @@ -67,6 +65,7 @@ The system-wide limit on the total number of open files has been reached. Linux. .SH HISTORY From Linux 2.6.0 up to and including Linux 2.6.25. +.\" Strictly speaking, from Linux 2.5.x to Linux 2.6.25 .P Because it was inherently racy, .B FUTEX_FD |