Date: Sat, 17 Jun 2017 13:06:04 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 220079] [kern] sys/kern/vfs_subr.c: double mutex locks in vgone Message-ID: <bug-220079-8-90ucumWPZk@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-220079-8@https.bugs.freebsd.org/bugzilla/> References: <bug-220079-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D220079 Mateusz Guzik <mjg@FreeBSD.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|freebsd-bugs@FreeBSD.org |mjg@FreeBSD.org Status|New |Closed CC| |mjg@FreeBSD.org Resolution|--- |Not A Bug --- Comment #1 from Mateusz Guzik <mjg@FreeBSD.org> --- The code is: VOP_LOCK(rootvp, LK_EXCLUSIVE|LK_INTERLOCK); vgone(rootvp); The LK_INTERLOCK flags tells the locking routine that the interlock is held= and the contract is that it is dropped prior to return, hence vgone is called without the lock held. --=20 You are receiving this mail because: You are the assignee for the bug.=
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