From 0d961e88188e4840c066804605d91560745f6fa3 Mon Sep 17 00:00:00 2001 From: Alejandro Colomar Date: Mon, 10 May 2021 19:55:17 +0200 Subject: [PATCH] ioprio_set.2: Use syscall(SYS_...); for system calls without a wrapper Signed-off-by: Alejandro Colomar Signed-off-by: Michael Kerrisk --- man2/ioprio_set.2 | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/man2/ioprio_set.2 b/man2/ioprio_set.2 index 91ec03f3b..c110725f0 100644 --- a/man2/ioprio_set.2 +++ b/man2/ioprio_set.2 @@ -26,12 +26,18 @@ ioprio_get, ioprio_set \- get/set I/O scheduling class and priority .SH SYNOPSIS .nf -.BI "int ioprio_get(int " which ", int " who ); -.BI "int ioprio_set(int " which ", int " who ", int " ioprio ); +.BR "#include " "/* Definition of " IOPRIO_* " constants */" +.BR "#include " "/* Definition of " SYS_* " constants */" +.B #include +.PP +.BI "int syscall(SYS_ioprio_get, int " which ", int " who ); +.BI "int syscall(SYS_ioprio_set, int " which ", int " who ", int " ioprio ); .fi .PP .IR Note : -There are no glibc wrappers for these system calls; see NOTES. +glibc provides no wrappers for these system calls, +necessitating the use of +.BR syscall (2). .SH DESCRIPTION The .BR ioprio_get () @@ -199,9 +205,6 @@ kernel 2.6.13. .SH CONFORMING TO These system calls are Linux-specific. .SH NOTES -Glibc does not provide a wrapper for these system calls; call them using -.BR syscall (2). -.PP Two or more processes or threads can share an I/O context. This will be the case when .BR clone (2)