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getcpu.2: getcpu() now has a glibc wrapper; remove mention of syscall(2) 

The glibc wrapper was added in glibc 2.29, release on 1 Feb 2019.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Tobias Klauser 2019-02-06 09:07:53 +01:00 committed by Michael Kerrisk
parent 527bd1d7ae
commit 04e590e6a5
1 changed files with 0 additions and 9 deletions
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9
man2/getcpu.2
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@ -19,9 +19,6 @@ getcpu \- determine CPU and NUMA node on which the calling thread is running
.BI "int getcpu(unsigned *" cpu ", unsigned *" node \
", struct getcpu_cache *" tcache );
.fi
.PP
.IR Note :
There is no glibc wrapper for this system call; see NOTES.
.SH DESCRIPTION
The
.BR getcpu ()
@ -82,12 +79,6 @@ The intention of
is to allow programs to make optimizations with per-CPU data
or for NUMA optimization.
.PP
Glibc does not provide a wrapper for this system call; call it using
.BR syscall (2);
or use
.BR sched_getcpu (3)
instead.
.PP
The
.I tcache
argument is unused since Linux 2.6.24.