__ppc_set_ppr_med.3: Note need for _ARCH_PWR8 macro

The _ARCH_PWR8 macro must be defined to get the
 __ppc_set_ppr_very_low() and __ppc_set_ppr_med_high()
definitions.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@linux.vnet.ibm.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Wainer dos Santos Moschetta 2016-12-27 18:06:53 -02:00 committed by Michael Kerrisk
parent 41f90bb7eb
commit 831f5b9a38
1 changed files with 13 additions and 1 deletions

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@ -1,4 +1,4 @@
.\" Copyright (c) 2015, IBM Corporation.
.\" Copyright (c) 2015, 2016 IBM Corporation.
.\"
.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
@ -115,6 +115,18 @@ T} Thread safety MT-Safe
.ad
.SH CONFORMING TO
These functions are nonstandard GNU extensions.
.SH AVAILABILITY
The functions
.BR __ppc_set_ppr_very_low ()
and
.BR __ppc_set_ppr_med_high ()
will be defined by
.I <sys/platform/ppc.h>
if
.B _ARCH_PWR8
is defined.
Availability of these functions can be tested using
.BR "#ifdef _ARCH_PWR8" .
.SH SEE ALSO
.BR __ppc_yield (3)