Date: Sat, 3 Sep 2016 00:22:42 +0000 (UTC) From: "George V. Neville-Neil" <gnn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r305312 - head/tools/tools/crypto Message-ID: <201609030022.u830MgPs078388@repo.freebsd.org>
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Author: gnn Date: Sat Sep 3 00:22:42 2016 New Revision: 305312 URL: https://svnweb.freebsd.org/changeset/base/305312 Log: Add cpuset support to separate forked processes. Reviewed by: cem Sponsored by: Rubicon Communications, LLC (Netgate) Differential Revision: https://reviews.freebsd.org/D7766 Modified: head/tools/tools/crypto/cryptotest.c Modified: head/tools/tools/crypto/cryptotest.c ============================================================================== --- head/tools/tools/crypto/cryptotest.c Fri Sep 2 22:47:57 2016 (r305311) +++ head/tools/tools/crypto/cryptotest.c Sat Sep 3 00:22:42 2016 (r305312) @@ -97,6 +97,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <sysexits.h> #include <unistd.h> #include <crypto/cryptodev.h> @@ -468,6 +469,11 @@ runtests(struct alg *alg, int count, int if (threads > 1) { for (i = 0; i < threads; i++) if (fork() == 0) { + cpuset_t mask; + CPU_ZERO(&mask); + CPU_SET(i, &mask); + cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, + -1, sizeof(mask), &mask); runtest(alg, count, size, cmd, &tvp[i]); exit(0); } @@ -573,6 +579,9 @@ main(int argc, char **argv) } argc--, argv++; } + if (maxthreads > CPU_SETSIZE) + errx(EX_USAGE, "Too many threads, %d, choose fewer.", maxthreads); + if (nsizes == 0) { if (alg) sizes[nsizes++] = alg->blocksize;
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