Date: Sat, 10 Aug 2013 21:13:19 +0000 (UTC) From: Attilio Rao <attilio@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r254193 - user/attilio/vmobj-readlock/sys/vm Message-ID: <201308102113.r7ALDJ5m083888@svn.freebsd.org>
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Author: attilio Date: Sat Aug 10 21:13:18 2013 New Revision: 254193 URL: http://svnweb.freebsd.org/changeset/base/254193 Log: Revert a change that was wrong. Sponsored by: EMC / Isilon storage division Submitted by: alc Modified: user/attilio/vmobj-readlock/sys/vm/vm_kern.c Modified: user/attilio/vmobj-readlock/sys/vm/vm_kern.c ============================================================================== --- user/attilio/vmobj-readlock/sys/vm/vm_kern.c Sat Aug 10 21:11:17 2013 (r254192) +++ user/attilio/vmobj-readlock/sys/vm/vm_kern.c Sat Aug 10 21:13:18 2013 (r254193) @@ -397,14 +397,14 @@ kmem_unback(vm_object_t object, vm_offse ("kmem_unback: only supports kernel objects.")); offset = addr - VM_MIN_KERNEL_ADDRESS; - VM_OBJECT_RLOCK(object); + VM_OBJECT_WLOCK(object); pmap_remove(kernel_pmap, addr, addr + size); for (i = 0; i < size; i += PAGE_SIZE) { m = vm_page_lookup(object, OFF_TO_IDX(offset + i)); vm_page_unwire(m, 0); vm_page_free(m); } - VM_OBJECT_RUNLOCK(object); + VM_OBJECT_WUNLOCK(object); } /*
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