Date: Mon, 26 Jan 2009 14:12:13 +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: r187714 - head/sys/dev/ppbus Message-ID: <200901261412.n0QECDLO052207@svn.freebsd.org>
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Author: jhb Date: Mon Jan 26 14:12:12 2009 New Revision: 187714 URL: http://svn.freebsd.org/changeset/base/187714 Log: Add missing locking around setting the ppc interrupt handler IVAR. Reported by: many Modified: head/sys/dev/ppbus/ppbconf.c Modified: head/sys/dev/ppbus/ppbconf.c ============================================================================== --- head/sys/dev/ppbus/ppbconf.c Mon Jan 26 14:03:39 2009 (r187713) +++ head/sys/dev/ppbus/ppbconf.c Mon Jan 26 14:12:12 2009 (r187714) @@ -393,8 +393,10 @@ ppbus_attach(device_t dev) ppb->ppc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_SHAREABLE); if (ppb->ppc_irq_res != NULL) { + mtx_lock(ppb->ppc_lock); error = BUS_WRITE_IVAR(device_get_parent(dev), dev, PPC_IVAR_INTR_HANDLER, (uintptr_t)&ppbus_intr); + mtx_unlock(ppb->ppc_lock); if (error) { device_printf(dev, "Unable to set interrupt handler\n"); return (error);
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