Date: Sun, 31 Dec 2017 09:24:11 +0000 (UTC) From: Colin Percival <cperciva@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r327431 - head/sys/kern Message-ID: <201712310924.vBV9OBWA047000@repo.freebsd.org>
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Author: cperciva Date: Sun Dec 31 09:24:11 2017 New Revision: 327431 URL: https://svnweb.freebsd.org/changeset/base/327431 Log: Instrument thread creations for the the benefit of the TSLOG framework. This assists in tracking time spent while the boot is being "held" waiting for something to happen. Modified: head/sys/kern/kern_kthread.c Modified: head/sys/kern/kern_kthread.c ============================================================================== --- head/sys/kern/kern_kthread.c Sun Dec 31 09:23:52 2017 (r327430) +++ head/sys/kern/kern_kthread.c Sun Dec 31 09:24:11 2017 (r327431) @@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$"); #include <sys/unistd.h> #include <sys/wait.h> #include <sys/sched.h> +#include <sys/tslog.h> #include <vm/vm.h> #include <vm/vm_extern.h> @@ -124,6 +125,7 @@ kproc_create(void (*func)(void *), void *arg, #ifdef KTR sched_clear_tdname(td); #endif + TSTHREAD(td, td->td_name); /* call the processes' main()... */ cpu_fork_kthread_handler(td, func, arg); @@ -282,6 +284,8 @@ kthread_add(void (*func)(void *), void *arg, struct pr va_start(ap, fmt); vsnprintf(newtd->td_name, sizeof(newtd->td_name), fmt, ap); va_end(ap); + + TSTHREAD(newtd, newtd->td_name); newtd->td_proc = p; /* needed for cpu_copy_thread */ /* might be further optimized for kthread */
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