Date: Sat, 31 Oct 2020 15:38:42 +0000 (UTC) From: Michal Meloun <mmel@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r367213 - stable/12/sys/kern Message-ID: <202010311538.09VFcgJo004830@repo.freebsd.org>
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Author: mmel Date: Sat Oct 31 15:38:41 2020 New Revision: 367213 URL: https://svnweb.freebsd.org/changeset/base/367213 Log: MFC r360464: Don't try to set frequendcy for enumerated but never started CPUs. Modified: stable/12/sys/kern/kern_cpu.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/kern/kern_cpu.c ============================================================================== --- stable/12/sys/kern/kern_cpu.c Sat Oct 31 15:36:41 2020 (r367212) +++ stable/12/sys/kern/kern_cpu.c Sat Oct 31 15:38:41 2020 (r367213) @@ -333,6 +333,12 @@ cf_set_method(device_t dev, const struct cf_level *lev /* Bind to the target CPU before switching. */ pc = cpu_get_pcpu(set->dev); + + /* Skip settings if CPU is not started. */ + if (pc == NULL) { + error = 0; + goto out; + } thread_lock(curthread); pri = curthread->td_priority; sched_prio(curthread, PRI_MIN);
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