Date: Tue, 14 Nov 2017 06:08:07 -0800 From: Larry McVoy <lm@mcvoy.com> To: Ravi Pokala <rpokala@mac.com> Cc: Larry McVoy <lm@mcvoy.com>, freebsd-arch@freebsd.org, scottl@netflix.com, kbowling@llnw.com, gallatin@netflix.com Subject: Re: small patch for numactl. Comments? Message-ID: <20171114140807.GD21209@mcvoy.com> In-Reply-To: <BD0DB3A0-BBAF-438C-B91E-5F016140F8CD@mac.com> References: <20171114020138.GA18863@mcvoy.com> <BD0DB3A0-BBAF-438C-B91E-5F016140F8CD@mac.com>
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Hokay, took the suggestions, new patch for you.
--- numactl.1 2017-11-13 17:51:26.243473000 -0800
+++ numactl.1.lm 2017-11-14 06:03:30.564340000 -0800
@@ -107,6 +107,15 @@
.El
.Sh EXIT STATUS
.Ex -std
+.Sh ENVIRONMENT
+.Nm
+sets the environment variable
+.Va NUMACTL=YES
+before running
+.Ar cmd ...
+so programs that know they need to be run under
+.Nm
+can check.
.Sh EXAMPLES
Create a
.Pa /bin/sh
--- numactl.c 2017-11-13 16:18:36.134359000 -0800
+++ numactl.c.lm 2017-11-13 16:18:28.530953000 -0800
@@ -231,6 +231,7 @@
(void) set_numa_domain_cpuaffinity(cpu_domain,
CPU_WHICH_PID, -1);
+ putenv("NUMACTL=YES");
errno = 0;
execvp(*argv, argv);
err(errno == ENOENT ? 127 : 126, "%s", *argv);
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