Date: Sun, 22 Feb 2009 02:50:31 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r188908 - head/sys/dev/md Message-ID: <200902220250.n1M2oV2E082022@svn.freebsd.org>
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Author: alc Date: Sun Feb 22 02:50:31 2009 New Revision: 188908 URL: http://svn.freebsd.org/changeset/base/188908 Log: Remove unnecessary page queues locking around vm_page_wakeup(). (This change is applicable to RELENG_7 but not RELENG_6.) MFC after: 1 week Modified: head/sys/dev/md/md.c Modified: head/sys/dev/md/md.c ============================================================================== --- head/sys/dev/md/md.c Sun Feb 22 01:02:25 2009 (r188907) +++ head/sys/dev/md/md.c Sun Feb 22 02:50:31 2009 (r188908) @@ -629,9 +629,7 @@ mdstart_swap(struct md_s *sc, struct bio if (rv == VM_PAGER_ERROR) { sf_buf_free(sf); sched_unpin(); - vm_page_lock_queues(); vm_page_wakeup(m); - vm_page_unlock_queues(); break; } bcopy((void *)(sf_buf_kva(sf) + offs), p, len); @@ -641,9 +639,7 @@ mdstart_swap(struct md_s *sc, struct bio if (rv == VM_PAGER_ERROR) { sf_buf_free(sf); sched_unpin(); - vm_page_lock_queues(); vm_page_wakeup(m); - vm_page_unlock_queues(); break; } bcopy(p, (void *)(sf_buf_kva(sf) + offs), len); @@ -655,9 +651,7 @@ mdstart_swap(struct md_s *sc, struct bio if (rv == VM_PAGER_ERROR) { sf_buf_free(sf); sched_unpin(); - vm_page_lock_queues(); vm_page_wakeup(m); - vm_page_unlock_queues(); break; } bzero((void *)(sf_buf_kva(sf) + offs), len); @@ -667,8 +661,8 @@ mdstart_swap(struct md_s *sc, struct bio } sf_buf_free(sf); sched_unpin(); - vm_page_lock_queues(); vm_page_wakeup(m); + vm_page_lock_queues(); vm_page_activate(m); if (bp->bio_cmd == BIO_WRITE) vm_page_dirty(m);
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