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getcpu.2: Recommend that 'tcache' should be specified as NULL nowadays 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2013-04-09 09:19:50 +02:00
parent 7e8740aedd
commit a895613945
1 changed files with 4 additions and 2 deletions
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6
man2/getcpu.2
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@ -9,7 +9,7 @@
.\"
.\" 2008, mtk, various edits
.\"
.TH GETCPU 2 2012-07-13 "Linux" "Linux Programmer's Manual"
.TH GETCPU 2 2013-04-03 "Linux" "Linux Programmer's Manual"
.SH NAME
getcpu \- determine CPU and NUMA node on which the calling thread is running
.SH SYNOPSIS
@ -40,7 +40,9 @@ or
.I node
is NULL nothing is written to the respective pointer.
The third argument to this system call is nowadays unused (see NOTES).
The third argument to this system call is nowadays unused,
and should be specified as NULL
unless portability to Linux 2.6.23 or earlier is required (see NOTES).
The information placed in
.I cpu