Date: Wed, 22 Aug 2012 20:02:42 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r239587 - head/sys/kern Message-ID: <201208222002.q7MK2gVY089435@svn.freebsd.org>
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Author: jhb Date: Wed Aug 22 20:02:42 2012 New Revision: 239587 URL: http://svn.freebsd.org/changeset/base/239587 Log: Assert that system calls do not leak a pinned thread (via sched_pin()) to userland. Modified: head/sys/kern/subr_syscall.c Modified: head/sys/kern/subr_syscall.c ============================================================================== --- head/sys/kern/subr_syscall.c Wed Aug 22 20:01:57 2012 (r239586) +++ head/sys/kern/subr_syscall.c Wed Aug 22 20:02:42 2012 (r239587) @@ -188,6 +188,9 @@ syscallret(struct thread *td, int error, KASSERT((td->td_pflags & TDP_NOSLEEPING) == 0, ("System call %s returning with sleep disabled", syscallname(p, sa->code))); + KASSERT(td->td_pinned == 0, + ("System call %s returning with pinned thread", + syscallname(p, sa->code))); /* * Handle reschedule and other end-of-syscall issues
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