Date: Wed, 16 Oct 2013 09:03:38 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r256601 - in user/glebius/course/04.synchronisation/code: . call module Message-ID: <201310160903.r9G93cE2093609@svn.freebsd.org>
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Author: glebius Date: Wed Oct 16 09:03:37 2013 New Revision: 256601 URL: http://svnweb.freebsd.org/changeset/base/256601 Log: Minor nits and a script to demonstrate race. Added: user/glebius/course/04.synchronisation/code/stress.sh (contents, props changed) Modified: user/glebius/course/04.synchronisation/code/call/call.c user/glebius/course/04.synchronisation/code/module/Makefile Modified: user/glebius/course/04.synchronisation/code/call/call.c ============================================================================== --- user/glebius/course/04.synchronisation/code/call/call.c Wed Oct 16 09:02:11 2013 (r256600) +++ user/glebius/course/04.synchronisation/code/call/call.c Wed Oct 16 09:03:37 2013 (r256601) @@ -25,14 +25,14 @@ main(int argc, char **argv) syscall_num = stat.data.intval; if (argc < 2) - err(1, "argument required"); + errx(1, "argument required"); if (strcmp(argv[1], "add") == 0) what = ADD; else if (strcmp(argv[1], "delete") == 0) what = DELETE; else - err(1, "add or delete"); + errx(1, "add or delete"); return syscall(syscall_num, what, argv); } Modified: user/glebius/course/04.synchronisation/code/module/Makefile ============================================================================== --- user/glebius/course/04.synchronisation/code/module/Makefile Wed Oct 16 09:02:11 2013 (r256600) +++ user/glebius/course/04.synchronisation/code/module/Makefile Wed Oct 16 09:03:37 2013 (r256601) @@ -1,4 +1,5 @@ KMOD= syscall SRCS= syscall.c +DEBUG_FLAGS=-g .include <bsd.kmod.mk> Added: user/glebius/course/04.synchronisation/code/stress.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/glebius/course/04.synchronisation/code/stress.sh Wed Oct 16 09:03:37 2013 (r256601) @@ -0,0 +1,6 @@ +#!/bin/sh + +while (true); do ./call/call add; done & +while (true); do ./call/call add; done & +while (true); do ./call/call delete; done & +while (true); do ./call/call delete; done &
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