Date: Thu, 19 Nov 2015 08:04:05 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r291061 - head/sys/rpc Message-ID: <201511190804.tAJ845cR057880@repo.freebsd.org>
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Author: mav Date: Thu Nov 19 08:04:05 2015 New Revision: 291061 URL: https://svnweb.freebsd.org/changeset/base/291061 Log: Improve locking of sg_threadcount. MFC after: 1 week Modified: head/sys/rpc/svc.c Modified: head/sys/rpc/svc.c ============================================================================== --- head/sys/rpc/svc.c Thu Nov 19 05:58:51 2015 (r291060) +++ head/sys/rpc/svc.c Thu Nov 19 08:04:05 2015 (r291061) @@ -1303,7 +1303,9 @@ svc_new_thread(SVCGROUP *grp) SVCPOOL *pool = grp->sg_pool; struct thread *td; + mtx_lock(&grp->sg_lock); grp->sg_threadcount++; + mtx_unlock(&grp->sg_lock); kthread_add(svc_thread_start, grp, pool->sp_proc, &td, 0, 0, "%s: service", pool->sp_name); } @@ -1336,12 +1338,12 @@ svc_run(SVCPOOL *pool) } /* Starting threads */ + pool->sp_groups[0].sg_threadcount++; for (g = 0; g < pool->sp_groupcount; g++) { grp = &pool->sp_groups[g]; for (i = ((g == 0) ? 1 : 0); i < grp->sg_minthreads; i++) svc_new_thread(grp); } - pool->sp_groups[0].sg_threadcount++; svc_run_internal(&pool->sp_groups[0], TRUE); /* Waiting for threads to stop. */
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