Date: Tue, 18 Aug 2009 15:29:39 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 167476 for review Message-ID: <200908181529.n7IFTdoV070399@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=167476 Change 167476 by hselasky@hselasky_laptop001 on 2009/08/18 15:29:16 IFC @167475 Affected files ... .. //depot/projects/usb/src/sys/amd64/amd64/local_apic.c#19 integrate .. //depot/projects/usb/src/sys/amd64/amd64/mp_machdep.c#24 integrate .. //depot/projects/usb/src/sys/amd64/amd64/pmap.c#28 integrate .. //depot/projects/usb/src/sys/amd64/amd64/trap.c#15 integrate .. //depot/projects/usb/src/sys/amd64/conf/GENERIC#31 integrate .. //depot/projects/usb/src/sys/amd64/conf/NOTES#20 integrate .. //depot/projects/usb/src/sys/amd64/conf/XENHVM#3 integrate .. //depot/projects/usb/src/sys/amd64/include/apicvar.h#9 integrate .. //depot/projects/usb/src/sys/amd64/include/pmc_mdep.h#7 integrate .. //depot/projects/usb/src/sys/amd64/include/smp.h#10 integrate .. //depot/projects/usb/src/sys/arm/arm/pmap.c#20 integrate .. //depot/projects/usb/src/sys/arm/at91/uart_dev_at91usart.c#12 integrate .. //depot/projects/usb/src/sys/boot/i386/gptboot/gptboot.c#4 integrate .. //depot/projects/usb/src/sys/cam/ata/ata_xpt.c#2 integrate .. //depot/projects/usb/src/sys/cam/cam_ccb.h#7 integrate .. //depot/projects/usb/src/sys/cam/cam_xpt.c#20 integrate .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/kern/opensolaris.c#5 integrate .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/kern/opensolaris_taskq.c#1 branch .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/rpc/xdr.h#3 delete .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/sys/taskq.h#3 delete .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/sys/taskq_impl.h#3 delete .. //depot/projects/usb/src/sys/cddl/compat/opensolaris/sys/vnode.h#7 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/common/nvpair/nvpair.c#4 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/vnode.c#3 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu.c#6 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c#3 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h#3 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_context.h#3 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c#7 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c#7 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c#6 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c#13 integrate .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/os/taskq.c#3 delete .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/rpc/opensolaris_xdr.c#2 delete .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/rpc/opensolaris_xdr_array.c#2 delete .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/rpc/opensolaris_xdr_mem.c#2 delete .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/rpc/xdr.h#4 delete .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/sys/taskq.h#1 branch .. //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/sys/vnode.h#3 integrate .. //depot/projects/usb/src/sys/conf/options#38 integrate .. //depot/projects/usb/src/sys/conf/options.amd64#9 integrate .. //depot/projects/usb/src/sys/conf/options.i386#10 integrate .. //depot/projects/usb/src/sys/conf/options.pc98#8 integrate .. //depot/projects/usb/src/sys/dev/drm/drm_pciids.h#10 integrate .. //depot/projects/usb/src/sys/dev/drm/r600_cp.c#5 integrate .. //depot/projects/usb/src/sys/dev/drm/radeon_drv.h#8 integrate .. //depot/projects/usb/src/sys/dev/hwpmc/hwpmc_core.c#3 integrate .. //depot/projects/usb/src/sys/dev/hwpmc/hwpmc_piv.c#8 integrate .. //depot/projects/usb/src/sys/dev/hwpmc/hwpmc_ppro.c#7 integrate .. //depot/projects/usb/src/sys/dev/hwpmc/hwpmc_x86.c#8 integrate .. //depot/projects/usb/src/sys/dev/iscsi/initiator/isc_cam.c#4 integrate .. //depot/projects/usb/src/sys/dev/isp/isp_freebsd.c#11 integrate .. //depot/projects/usb/src/sys/dev/mfi/mfi_ioctl.h#6 integrate .. //depot/projects/usb/src/sys/dev/mfi/mfireg.h#8 integrate .. //depot/projects/usb/src/sys/dev/ppbus/vpo.c#8 integrate .. //depot/projects/usb/src/sys/dev/usb/usb_process.c#11 integrate .. //depot/projects/usb/src/sys/dev/usb/usb_process.h#9 integrate .. //depot/projects/usb/src/sys/fs/nfsclient/nfs_clsubs.c#2 integrate .. //depot/projects/usb/src/sys/geom/part/g_part_gpt.c#13 integrate .. //depot/projects/usb/src/sys/i386/conf/GENERIC#30 integrate .. //depot/projects/usb/src/sys/i386/conf/NOTES#24 integrate .. //depot/projects/usb/src/sys/i386/i386/local_apic.c#19 integrate .. //depot/projects/usb/src/sys/i386/i386/mp_machdep.c#20 integrate .. //depot/projects/usb/src/sys/i386/i386/trap.c#13 integrate .. //depot/projects/usb/src/sys/i386/include/apicvar.h#11 integrate .. //depot/projects/usb/src/sys/i386/include/pmc_mdep.h#7 integrate .. //depot/projects/usb/src/sys/i386/include/smp.h#10 integrate .. //depot/projects/usb/src/sys/i386/xen/mp_machdep.c#12 integrate .. //depot/projects/usb/src/sys/ia64/ia64/genassym.c#3 integrate .. //depot/projects/usb/src/sys/ia64/ia64/interrupt.c#9 integrate .. //depot/projects/usb/src/sys/ia64/ia64/machdep.c#12 integrate .. //depot/projects/usb/src/sys/ia64/ia64/mp_machdep.c#11 integrate .. //depot/projects/usb/src/sys/ia64/include/smp.h#3 integrate .. //depot/projects/usb/src/sys/kern/kern_jail.c#29 integrate .. //depot/projects/usb/src/sys/kern/kern_lock.c#17 integrate .. //depot/projects/usb/src/sys/kern/kern_mutex.c#16 integrate .. //depot/projects/usb/src/sys/kern/kern_poll.c#17 integrate .. //depot/projects/usb/src/sys/kern/kern_rwlock.c#17 integrate .. //depot/projects/usb/src/sys/kern/kern_shutdown.c#13 integrate .. //depot/projects/usb/src/sys/kern/kern_sx.c#17 integrate .. //depot/projects/usb/src/sys/kern/kern_sysctl.c#22 integrate .. //depot/projects/usb/src/sys/kern/subr_bus.c#26 integrate .. //depot/projects/usb/src/sys/kern/subr_kdb.c#7 integrate .. //depot/projects/usb/src/sys/kern/subr_pcpu.c#7 integrate .. //depot/projects/usb/src/sys/kern/subr_smp.c#13 integrate .. //depot/projects/usb/src/sys/kern/subr_taskqueue.c#9 integrate .. //depot/projects/usb/src/sys/kern/vfs_cache.c#26 integrate .. //depot/projects/usb/src/sys/mips/include/smp.h#3 integrate .. //depot/projects/usb/src/sys/mips/mips/mp_machdep.c#5 integrate .. //depot/projects/usb/src/sys/modules/zfs/Makefile#11 integrate .. //depot/projects/usb/src/sys/net/bpf.c#23 integrate .. //depot/projects/usb/src/sys/net/bpf_buffer.c#3 integrate .. //depot/projects/usb/src/sys/net/bpf_zerocopy.c#4 integrate .. //depot/projects/usb/src/sys/net/bpfdesc.h#8 integrate .. //depot/projects/usb/src/sys/net/flowtable.c#9 integrate .. //depot/projects/usb/src/sys/net/if.c#38 integrate .. //depot/projects/usb/src/sys/net/if_var.h#27 integrate .. //depot/projects/usb/src/sys/net/rtsock.c#31 integrate .. //depot/projects/usb/src/sys/net/vnet.c#4 integrate .. //depot/projects/usb/src/sys/net/vnet.h#18 integrate .. //depot/projects/usb/src/sys/net80211/ieee80211.c#29 integrate .. //depot/projects/usb/src/sys/net80211/ieee80211_input.c#20 integrate .. //depot/projects/usb/src/sys/netatalk/at_control.c#7 integrate .. //depot/projects/usb/src/sys/netinet/ip_output.c#26 integrate .. //depot/projects/usb/src/sys/netinet/ipfw/ip_fw2.c#9 integrate .. //depot/projects/usb/src/sys/netinet/sctp_indata.c#21 integrate .. //depot/projects/usb/src/sys/netinet/sctp_input.c#19 integrate .. //depot/projects/usb/src/sys/netinet/sctp_os_bsd.h#19 integrate .. //depot/projects/usb/src/sys/netinet/sctp_output.c#21 integrate .. //depot/projects/usb/src/sys/netinet/sctp_pcb.c#18 integrate .. //depot/projects/usb/src/sys/netinet/sctp_timer.c#14 integrate .. //depot/projects/usb/src/sys/netinet/sctputil.c#23 integrate .. //depot/projects/usb/src/sys/netinet/sctputil.h#13 integrate .. //depot/projects/usb/src/sys/netinet6/in6.c#31 integrate .. //depot/projects/usb/src/sys/nfsclient/nfs_subs.c#12 integrate .. //depot/projects/usb/src/sys/pc98/conf/NOTES#17 integrate .. //depot/projects/usb/src/sys/powerpc/include/smp.h#6 integrate .. //depot/projects/usb/src/sys/powerpc/powerpc/mp_machdep.c#9 integrate .. //depot/projects/usb/src/sys/security/audit/audit.h#14 integrate .. //depot/projects/usb/src/sys/sparc64/include/smp.h#7 integrate .. //depot/projects/usb/src/sys/sun4v/include/smp.h#4 integrate .. //depot/projects/usb/src/sys/sys/jail.h#19 integrate .. //depot/projects/usb/src/sys/sys/lock.h#11 integrate .. //depot/projects/usb/src/sys/sys/pcpu.h#14 integrate .. //depot/projects/usb/src/sys/sys/smp.h#7 integrate .. //depot/projects/usb/src/sys/sys/sysctl.h#22 integrate .. //depot/projects/usb/src/sys/sys/systm.h#18 integrate .. //depot/projects/usb/src/sys/sys/taskqueue.h#4 integrate .. //depot/projects/usb/src/sys/ufs/ffs/ffs_softdep.c#14 integrate .. //depot/projects/usb/src/sys/xdr/xdr_mbuf.c#5 integrate Differences ... ==== //depot/projects/usb/src/sys/amd64/amd64/local_apic.c#19 (text+ko) ==== @@ -32,7 +32,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/local_apic.c,v 1.58 2009/07/01 17:20:07 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/local_apic.c,v 1.60 2009/08/14 21:05:08 jhb Exp $"); #include "opt_hwpmc_hooks.h" #include "opt_kdtrace.h" @@ -123,7 +123,7 @@ { 1, 1, 0, 1, APIC_LVT_DM_NMI, 0 }, /* LINT1: NMI */ { 1, 1, 1, 1, APIC_LVT_DM_FIXED, APIC_TIMER_INT }, /* Timer */ { 1, 1, 1, 1, APIC_LVT_DM_FIXED, APIC_ERROR_INT }, /* Error */ - { 1, 1, 0, 1, APIC_LVT_DM_NMI, 0 }, /* PMC */ + { 1, 1, 1, 1, APIC_LVT_DM_NMI, 0 }, /* PMC */ { 1, 1, 1, 1, APIC_LVT_DM_FIXED, APIC_THERMAL_INT }, /* Thermal */ }; @@ -305,11 +305,9 @@ lapic->lvt_lint0 = lvt_mode(la, LVT_LINT0, lapic->lvt_lint0); lapic->lvt_lint1 = lvt_mode(la, LVT_LINT1, lapic->lvt_lint1); -#ifdef HWPMC_HOOKS /* Program the PMC LVT entry if present. */ if (maxlvt >= LVT_PMC) lapic->lvt_pcint = lvt_mode(la, LVT_PMC, lapic->lvt_pcint); -#endif /* Program timer LVT and setup handler. */ lapic->lvt_timer = lvt_mode(la, LVT_TIMER, lapic->lvt_timer); @@ -332,6 +330,88 @@ intr_restore(eflags); } +void +lapic_reenable_pmc(void) +{ +#ifdef HWPMC_HOOKS + uint32_t value; + + value = lapic->lvt_pcint; + value &= ~APIC_LVT_M; + lapic->lvt_pcint = value; +#endif +} + +#ifdef HWPMC_HOOKS +static void +lapic_update_pmc(void *dummy) +{ + struct lapic *la; + + la = &lapics[lapic_id()]; + lapic->lvt_pcint = lvt_mode(la, LVT_PMC, lapic->lvt_pcint); +} +#endif + +int +lapic_enable_pmc(void) +{ +#ifdef HWPMC_HOOKS + u_int32_t maxlvt; + + /* Fail if the local APIC is not present. */ + if (lapic == NULL) + return (0); + + /* Fail if the PMC LVT is not present. */ + maxlvt = (lapic->version & APIC_VER_MAXLVT) >> MAXLVTSHIFT; + if (maxlvt < LVT_PMC) + return (0); + + lvts[LVT_PMC].lvt_masked = 0; + +#ifdef SMP + /* + * If hwpmc was loaded at boot time then the APs may not be + * started yet. In that case, don't forward the request to + * them as they will program the lvt when they start. + */ + if (smp_started) + smp_rendezvous(NULL, lapic_update_pmc, NULL, NULL); + else +#endif + lapic_update_pmc(NULL); + return (1); +#else + return (0); +#endif +} + +void +lapic_disable_pmc(void) +{ +#ifdef HWPMC_HOOKS + u_int32_t maxlvt; + + /* Fail if the local APIC is not present. */ + if (lapic == NULL) + return; + + /* Fail if the PMC LVT is not present. */ + maxlvt = (lapic->version & APIC_VER_MAXLVT) >> MAXLVTSHIFT; + if (maxlvt < LVT_PMC) + return; + + lvts[LVT_PMC].lvt_masked = 1; + +#ifdef SMP + /* The APs should always be started when hwpmc is unloaded. */ + KASSERT(mp_ncpus == 1 || smp_started, ("hwpmc unloaded too early")); +#endif + smp_rendezvous(NULL, lapic_update_pmc, NULL, NULL); +#endif +} + /* * Called by cpu_initclocks() on the BSP to setup the local APIC timer so * that it can drive hardclock, statclock, and profclock. This function @@ -1238,8 +1318,17 @@ KASSERT((vector & ~APIC_VECTOR_MASK) == 0, ("%s: invalid vector %d", __func__, vector)); - icrlo = vector | APIC_DELMODE_FIXED | APIC_DESTMODE_PHY | - APIC_LEVEL_DEASSERT | APIC_TRIGMOD_EDGE; + icrlo = APIC_DESTMODE_PHY | APIC_TRIGMOD_EDGE; + + /* + * IPI_STOP_HARD is just a "fake" vector used to send a NMI. + * Use special rules regard NMI if passed, otherwise specify + * the vector. + */ + if (vector == IPI_STOP_HARD) + icrlo |= APIC_DELMODE_NMI | APIC_LEVEL_ASSERT; + else + icrlo |= vector | APIC_DELMODE_FIXED | APIC_LEVEL_DEASSERT; destfield = 0; switch (dest) { case APIC_IPI_DEST_SELF: ==== //depot/projects/usb/src/sys/amd64/amd64/mp_machdep.c#24 (text+ko) ==== @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/mp_machdep.c,v 1.309 2009/06/23 22:42:39 jeff Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/mp_machdep.c,v 1.310 2009/08/13 17:09:45 attilio Exp $"); #include "opt_cpu.h" #include "opt_kstack_pages.h" @@ -114,31 +114,12 @@ extern inthand_t IDTVEC(fast_syscall), IDTVEC(fast_syscall32); -#ifdef STOP_NMI -static volatile cpumask_t ipi_nmi_pending; - -static void ipi_nmi_selected(cpumask_t cpus); -#endif - /* * Local data and functions. */ -#ifdef STOP_NMI -/* - * Provide an alternate method of stopping other CPUs. If another CPU has - * disabled interrupts the conventional STOP IPI will be blocked. This - * NMI-based stop should get through in that case. - */ -static int stop_cpus_with_nmi = 1; -SYSCTL_INT(_debug, OID_AUTO, stop_cpus_with_nmi, CTLTYPE_INT | CTLFLAG_RW, - &stop_cpus_with_nmi, 0, ""); -TUNABLE_INT("debug.stop_cpus_with_nmi", &stop_cpus_with_nmi); -#else -#define stop_cpus_with_nmi 0 -#endif - static u_int logical_cpus; +static volatile cpumask_t ipi_nmi_pending; /* used to hold the AP's until we are ready to release them */ static struct mtx ap_boot_mtx; @@ -1158,12 +1139,14 @@ ipi = IPI_BITMAP_VECTOR; } -#ifdef STOP_NMI - if (ipi == IPI_STOP && stop_cpus_with_nmi) { - ipi_nmi_selected(cpus); - return; - } -#endif + /* + * IPI_STOP_HARD maps to a NMI and the trap handler needs a bit + * of help in order to understand what is the source. + * Set the mask of receiving CPUs for this purpose. + */ + if (ipi == IPI_STOP_HARD) + atomic_set_int(&ipi_nmi_pending, cpus); + CTR3(KTR_SMP, "%s: cpus: %x ipi: %x", __func__, cpus, ipi); while ((cpu = ffs(cpus)) != 0) { cpu--; @@ -1194,64 +1177,43 @@ ipi_all_but_self(u_int ipi) { - if (IPI_IS_BITMAPED(ipi) || (ipi == IPI_STOP && stop_cpus_with_nmi)) { + if (IPI_IS_BITMAPED(ipi)) { ipi_selected(PCPU_GET(other_cpus), ipi); return; } + + /* + * IPI_STOP_HARD maps to a NMI and the trap handler needs a bit + * of help in order to understand what is the source. + * Set the mask of receiving CPUs for this purpose. + */ + if (ipi == IPI_STOP_HARD) + atomic_set_int(&ipi_nmi_pending, PCPU_GET(other_cpus)); + CTR2(KTR_SMP, "%s: ipi: %x", __func__, ipi); lapic_ipi_vectored(ipi, APIC_IPI_DEST_OTHERS); } -#ifdef STOP_NMI -/* - * send NMI IPI to selected CPUs - */ - -#define BEFORE_SPIN 1000000 - -static void -ipi_nmi_selected(cpumask_t cpus) -{ - int cpu; - register_t icrlo; - - icrlo = APIC_DELMODE_NMI | APIC_DESTMODE_PHY | APIC_LEVEL_ASSERT - | APIC_TRIGMOD_EDGE; - - CTR2(KTR_SMP, "%s: cpus: %x nmi", __func__, cpus); - - atomic_set_int(&ipi_nmi_pending, cpus); - - while ((cpu = ffs(cpus)) != 0) { - cpu--; - cpus &= ~(1 << cpu); - - KASSERT(cpu_apic_ids[cpu] != -1, - ("IPI NMI to non-existent CPU %d", cpu)); - - /* Wait for an earlier IPI to finish. */ - if (!lapic_ipi_wait(BEFORE_SPIN)) - panic("ipi_nmi_selected: previous IPI has not cleared"); - - lapic_ipi_raw(icrlo, cpu_apic_ids[cpu]); - } -} - int -ipi_nmi_handler(void) +ipi_nmi_handler() { - int cpumask = PCPU_GET(cpumask); + cpumask_t cpumask; - if (!(ipi_nmi_pending & cpumask)) - return 1; + /* + * As long as there is not a simple way to know about a NMI's + * source, if the bitmask for the current CPU is present in + * the global pending bitword an IPI_STOP_HARD has been issued + * and should be handled. + */ + cpumask = PCPU_GET(cpumask); + if ((ipi_nmi_pending & cpumask) == 0) + return (1); atomic_clear_int(&ipi_nmi_pending, cpumask); cpustop_handler(); - return 0; + return (0); } -#endif /* STOP_NMI */ - /* * Handle an IPI_STOP by saving our current context and spinning until we * are resumed. ==== //depot/projects/usb/src/sys/amd64/amd64/pmap.c#28 (text+ko) ==== @@ -77,7 +77,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/pmap.c,v 1.667 2009/07/24 13:50:29 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/pmap.c,v 1.668 2009/08/17 13:27:55 kib Exp $"); /* * Manages physical address maps. @@ -2261,6 +2261,8 @@ " in pmap %p", va, pmap); return (FALSE); } + if (va < VM_MAXUSER_ADDRESS) + pmap->pm_stats.resident_count++; } mptepa = VM_PAGE_TO_PHYS(mpte); firstpte = (pt_entry_t *)PHYS_TO_DMAP(mptepa); ==== //depot/projects/usb/src/sys/amd64/amd64/trap.c#15 (text+ko) ==== @@ -38,7 +38,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/trap.c,v 1.332 2009/05/13 17:53:04 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/trap.c,v 1.333 2009/08/13 17:09:45 attilio Exp $"); /* * AMD64 Trap and System call handling @@ -239,13 +239,11 @@ type = frame->tf_trapno; #ifdef SMP -#ifdef STOP_NMI /* Handler for NMI IPIs used for stopping CPUs. */ if (type == T_NMI) { if (ipi_nmi_handler() == 0) goto out; } -#endif /* STOP_NMI */ #endif /* SMP */ #ifdef KDB ==== //depot/projects/usb/src/sys/amd64/conf/GENERIC#31 (text+ko) ==== @@ -16,7 +16,7 @@ # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # -# $FreeBSD: src/sys/amd64/conf/GENERIC,v 1.531 2009/07/11 15:02:45 rpaulo Exp $ +# $FreeBSD: src/sys/amd64/conf/GENERIC,v 1.532 2009/08/13 17:09:45 attilio Exp $ cpu HAMMER ident GENERIC @@ -69,7 +69,6 @@ options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev -options STOP_NMI # Stop CPUS using NMI instead of IPI options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options MAC # TrustedBSD MAC Framework ==== //depot/projects/usb/src/sys/amd64/conf/NOTES#20 (text+ko) ==== @@ -4,7 +4,7 @@ # This file contains machine dependent kernel configuration notes. For # machine independent notes, look in /sys/conf/NOTES. # -# $FreeBSD: src/sys/amd64/conf/NOTES,v 1.91 2009/06/08 20:07:16 jkim Exp $ +# $FreeBSD: src/sys/amd64/conf/NOTES,v 1.92 2009/08/13 17:09:45 attilio Exp $ # # @@ -30,11 +30,6 @@ # options MP_WATCHDOG -# -# Debugging options. -# -options STOP_NMI # Stop CPUS using NMI instead of IPI - ##################################################################### ==== //depot/projects/usb/src/sys/amd64/conf/XENHVM#3 (text+ko) ==== @@ -16,7 +16,7 @@ # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # -# $FreeBSD: src/sys/amd64/conf/XENHVM,v 1.3 2009/05/10 00:00:25 kuriyama Exp $ +# $FreeBSD: src/sys/amd64/conf/XENHVM,v 1.4 2009/08/13 17:09:45 attilio Exp $ cpu HAMMER ident GENERIC @@ -68,7 +68,6 @@ options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev -options STOP_NMI # Stop CPUS using NMI instead of IPI options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing #options KDTRACE_FRAME # Ensure frames are compiled in ==== //depot/projects/usb/src/sys/amd64/include/apicvar.h#9 (text+ko) ==== @@ -26,7 +26,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/amd64/include/apicvar.h,v 1.29 2009/05/02 12:20:43 mav Exp $ + * $FreeBSD: src/sys/amd64/include/apicvar.h,v 1.31 2009/08/14 21:05:08 jhb Exp $ */ #ifndef _MACHINE_APICVAR_H_ @@ -102,11 +102,6 @@ * smp_ipi_mtx and waits for the completion of the IPI (Only one IPI user * at a time) The second group uses a single interrupt and a bitmap to avoid * redundant IPI interrupts. - * - * Right now IPI_STOP used by kdb shares the interrupt priority class with - * the two IPI groups mentioned above. As such IPI_STOP may cause a deadlock. - * Eventually IPI_STOP should use NMI IPIs - this would eliminate this and - * other deadlocks caused by IPI_STOP. */ /* Interrupts for local APIC LVT entries other than the timer. */ @@ -134,6 +129,7 @@ #define IPI_STOP (APIC_IPI_INTS + 7) /* Stop CPU until restarted. */ #define IPI_SUSPEND (APIC_IPI_INTS + 8) /* Suspend CPU until restarted. */ +#define IPI_STOP_HARD (APIC_IPI_INTS + 9) /* Stop CPU with a NMI. */ /* * The spurious interrupt can share the priority class with the IPIs since @@ -205,7 +201,9 @@ int ioapic_set_smi(void *cookie, u_int pin); void lapic_create(u_int apic_id, int boot_cpu); void lapic_disable(void); +void lapic_disable_pmc(void); void lapic_dump(const char *str); +int lapic_enable_pmc(void); void lapic_eoi(void); u_int lapic_error(void); int lapic_id(void); @@ -216,6 +214,7 @@ int lapic_ipi_wait(int delay); void lapic_handle_intr(int vector, struct trapframe *frame); void lapic_handle_timer(struct trapframe *frame); +void lapic_reenable_pmc(void); void lapic_set_logical_id(u_int apic_id, u_int cluster, u_int cluster_id); int lapic_set_lvt_mask(u_int apic_id, u_int lvt, u_char masked); int lapic_set_lvt_mode(u_int apic_id, u_int lvt, u_int32_t mode); ==== //depot/projects/usb/src/sys/amd64/include/pmc_mdep.h#7 (text+ko) ==== @@ -27,7 +27,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/amd64/include/pmc_mdep.h,v 1.8 2008/11/27 09:00:47 jkoshy Exp $ + * $FreeBSD: src/sys/amd64/include/pmc_mdep.h,v 1.9 2009/08/14 21:05:08 jhb Exp $ */ /* Machine dependent interfaces */ @@ -115,7 +115,6 @@ */ void start_exceptions(void), end_exceptions(void); -void pmc_x86_lapic_enable_pmc_interrupt(void); struct pmc_mdep *pmc_amd_initialize(void); void pmc_amd_finalize(struct pmc_mdep *_md); ==== //depot/projects/usb/src/sys/amd64/include/smp.h#10 (text+ko) ==== @@ -6,7 +6,7 @@ * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp * ---------------------------------------------------------------------------- * - * $FreeBSD: src/sys/amd64/include/smp.h,v 1.96 2009/05/14 17:43:00 attilio Exp $ + * $FreeBSD: src/sys/amd64/include/smp.h,v 1.97 2009/08/13 17:09:45 attilio Exp $ * */ @@ -52,6 +52,7 @@ void cpustop_handler(void); void cpususpend_handler(void); void init_secondary(void); +int ipi_nmi_handler(void); void ipi_selected(cpumask_t cpus, u_int ipi); void ipi_all_but_self(u_int ipi); void ipi_bitmap_handler(struct trapframe frame); @@ -66,10 +67,6 @@ void smp_invltlb(void); void smp_masked_invltlb(cpumask_t mask); -#ifdef STOP_NMI -int ipi_nmi_handler(void); -#endif - #endif /* !LOCORE */ #endif /* SMP */ ==== //depot/projects/usb/src/sys/arm/arm/pmap.c#20 (text+ko) ==== @@ -147,7 +147,7 @@ #include "opt_vm.h" #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/arm/arm/pmap.c,v 1.113 2009/07/24 13:50:29 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/arm/arm/pmap.c,v 1.114 2009/08/13 15:56:09 raj Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> @@ -1212,7 +1212,7 @@ CTR4(KTR_PMAP, "pmap_l2cache_wbinv_range: pmap %p is_kernel %d " "va 0x%08x len 0x%x ", pm, pm == pmap_kernel(), va, rest); if (pmap_get_pde_pte(pm, va, &pde, &ptep) && l2pte_valid(*ptep)) - cpu_l2cache_wb_range(va, rest); + cpu_l2cache_wbinv_range(va, rest); len -= rest; va += rest; ==== //depot/projects/usb/src/sys/arm/at91/uart_dev_at91usart.c#12 (text) ==== @@ -27,7 +27,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/arm/at91/uart_dev_at91usart.c,v 1.19 2009/01/22 21:56:41 imp Exp $"); +__FBSDID("$FreeBSD: src/sys/arm/at91/uart_dev_at91usart.c,v 1.20 2009/08/15 15:15:20 stas Exp $"); #include "opt_comconsole.h" @@ -307,6 +307,10 @@ int at91_usart_bus_probe(struct uart_softc *sc) { + + sc->sc_txfifosz = USART_BUFFER_SIZE; + sc->sc_rxfifosz = USART_BUFFER_SIZE; + sc->sc_hwiflow = 0; return (0); } @@ -344,10 +348,6 @@ atsc->flags |= HAS_TIMEOUT; WR4(&sc->sc_bas, USART_IDR, 0xffffffff); - sc->sc_txfifosz = USART_BUFFER_SIZE; - sc->sc_rxfifosz = USART_BUFFER_SIZE; - sc->sc_hwiflow = 0; - #ifndef SKYEYE_WORKAROUNDS /* * Allocate DMA tags and maps ==== //depot/projects/usb/src/sys/boot/i386/gptboot/gptboot.c#4 (text+ko) ==== @@ -14,7 +14,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/boot/i386/gptboot/gptboot.c,v 1.88 2008/08/08 19:41:20 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/boot/i386/gptboot/gptboot.c,v 1.89 2009/08/17 15:19:03 jhay Exp $"); #include <sys/param.h> #include <sys/gpt.h> @@ -466,16 +466,13 @@ dsk.type = i; arg += 3; dsk.unit = *arg - '0'; - if (arg[1] != ',' || dsk.unit > 9) + if (arg[1] != 'p' || dsk.unit > 9) return -1; arg += 2; - dsk.part = -1; - if (arg[1] == ',') { - dsk.part = *arg - '0'; - if (dsk.part < 1 || dsk.part > 9) - return -1; - arg += 2; - } + dsk.part = *arg - '0'; + if (dsk.part < 1 || dsk.part > 9) + return -1; + arg++; if (arg[0] != ')') return -1; arg++; ==== //depot/projects/usb/src/sys/cam/ata/ata_xpt.c#2 (text+ko) ==== @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/cam/ata/ata_xpt.c,v 1.3 2009/07/13 21:21:30 mav Exp $"); +__FBSDID("$FreeBSD: src/sys/cam/ata/ata_xpt.c,v 1.4 2009/08/18 09:27:17 mav Exp $"); #include <sys/param.h> #include <sys/bus.h> @@ -370,10 +370,10 @@ cam_fill_ataio(ataio, 1, probedone, - /*flags*/CAM_DIR_IN, - MSG_SIMPLE_Q_TAG, - /*data_ptr*/(u_int8_t *)ident_buf, - /*dxfer_len*/sizeof(struct ata_params), + /*flags*/CAM_DIR_NONE, + 0, + /*data_ptr*/NULL, + /*dxfer_len*/0, 30 * 1000); ata_36bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_SETXFER, 0, ata_max_mode(ident_buf, ATA_UDMA6, ATA_UDMA6)); ==== //depot/projects/usb/src/sys/cam/cam_ccb.h#7 (text+ko) ==== @@ -25,7 +25,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/cam/cam_ccb.h,v 1.37 2009/08/01 01:04:26 mjacob Exp $ + * $FreeBSD: src/sys/cam/cam_ccb.h,v 1.38 2009/08/18 08:46:54 mav Exp $ */ #ifndef _CAM_CAM_CCB_H @@ -243,6 +243,7 @@ XPORT_ATA, /* AT Attachment */ XPORT_SAS, /* Serial Attached SCSI */ XPORT_SATA, /* Serial AT Attachment */ + XPORT_ISCSI, /* iSCSI */ } cam_xport; #define PROTO_VERSION_UNKNOWN (UINT_MAX - 1) ==== //depot/projects/usb/src/sys/cam/cam_xpt.c#20 (text+ko) ==== @@ -28,7 +28,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/cam/cam_xpt.c,v 1.217 2009/08/01 01:04:26 mjacob Exp $"); +__FBSDID("$FreeBSD: src/sys/cam/cam_xpt.c,v 1.218 2009/08/18 08:46:54 mav Exp $"); #include <sys/param.h> #include <sys/bus.h> @@ -3803,6 +3803,8 @@ case XPORT_SAS: case XPORT_FC: case XPORT_USB: + case XPORT_ISCSI: + case XPORT_PPB: new_bus->xport = scsi_get_xport(); break; case XPORT_ATA: ==== //depot/projects/usb/src/sys/cddl/compat/opensolaris/kern/opensolaris.c#5 (text+ko) ==== @@ -22,7 +22,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/cddl/compat/opensolaris/kern/opensolaris.c,v 1.4 2009/06/13 15:39:12 jamie Exp $ + * $FreeBSD: src/sys/cddl/compat/opensolaris/kern/opensolaris.c,v 1.5 2009/08/13 12:28:30 trasz Exp $ * */ @@ -49,10 +49,6 @@ { int i; - printf("This module (opensolaris) contains code covered by the\n"); - printf("Common Development and Distribution License (CDDL)\n"); - printf("see http://opensolaris.org/os/licensing/opensolaris_license/\n"); - /* * "Enable" all CPUs even though they may not exist just so * that the asserts work. On FreeBSD, if a CPU exists, it is ==== //depot/projects/usb/src/sys/cddl/compat/opensolaris/sys/vnode.h#7 (text+ko) ==== @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/cddl/compat/opensolaris/sys/vnode.h,v 1.12 2009/06/21 13:41:32 kib Exp $ + * $FreeBSD: src/sys/cddl/compat/opensolaris/sys/vnode.h,v 1.13 2009/08/17 09:48:34 pjd Exp $ */ #ifndef _OPENSOLARIS_SYS_VNODE_H_ @@ -75,7 +75,6 @@ #define VN_HOLD(v) vref(v) #define VN_RELE(v) vrele(v) #define VN_URELE(v) vput(v) -#define VN_RELE_ASYNC(v, tq) vn_rele_async(v, tq); #define VOP_REALVP(vp, vpp, ct) (*(vpp) = (vp), 0) ==== //depot/projects/usb/src/sys/cddl/contrib/opensolaris/common/nvpair/nvpair.c#4 (text+ko) ==== @@ -2523,14 +2523,15 @@ { if (nvs->nvs_op == NVS_OP_ENCODE) { nvs_native_t *native = (nvs_native_t *)nvs->nvs_private; - nvlist_t *packed = (void *) + char *packed = (void *) (native->n_curr - nvp->nvp_size + NVP_VALOFF(nvp)); /* * Null out the pointer that is meaningless in the packed * structure. The address may not be aligned, so we have * to use bzero. */ - bzero(&packed->nvl_priv, sizeof (packed->nvl_priv)); + bzero(packed + offsetof(nvlist_t, nvl_priv), + sizeof(((nvlist_t *)NULL)->nvl_priv)); } return (nvs_embedded(nvs, EMBEDDED_NVL(nvp))); ==== //depot/projects/usb/src/sys/cddl/contrib/opensolaris/uts/common/fs/vnode.c#3 (text+ko) ==== @@ -19,7 +19,7 @@ * CDDL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved. + * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -36,12 +36,10 @@ * contributors. */ - -#pragma ident "%Z%%M% %I% %E% SMI" - #include <sys/types.h> #include <sys/param.h> #include <sys/proc.h> +#include <sys/taskq.h> #include <sys/vnode.h> /* Extensible attribute (xva) routines. */ @@ -74,15 +72,12 @@ return (xoap); } -static STAILQ_HEAD(, vnode) vn_rele_async_list; -static struct mtx vn_rele_async_lock; -static struct cv vn_rele_async_cv; -static int vn_rele_list_length; -static int vn_rele_async_thread_exit; +static void +vn_rele_inactive(vnode_t *vp) +{ -typedef struct { - struct vnode *stqe_next; -} vnode_link_t; + vrele(vp); +} /* * Like vn_rele() except if we are going to call VOP_INACTIVE() then do it @@ -95,117 +90,16 @@ * This is because taskqs throttle back allocation if too many are created. */ void -vn_rele_async(vnode_t *vp, taskq_t *taskq /* unused */) +vn_rele_async(vnode_t *vp, taskq_t *taskq) { - - KASSERT(vp != NULL, ("vrele: null vp")); - VFS_ASSERT_GIANT(vp->v_mount); + VERIFY(vp->v_count > 0); VI_LOCK(vp); - - if (vp->v_usecount > 1 || ((vp->v_iflag & VI_DOINGINACT) && - vp->v_usecount == 1)) { - vp->v_usecount--; - vdropl(vp); - return; - } - if (vp->v_usecount != 1) { -#ifdef DIAGNOSTIC - vprint("vrele: negative ref count", vp); -#endif + if (vp->v_count == 1 && !(vp->v_iflag & VI_DOINGINACT)) { VI_UNLOCK(vp); - panic("vrele: negative ref cnt"); - } - /* - * We are exiting - */ - if (vn_rele_async_thread_exit != 0) { - vrele(vp); + VERIFY(taskq_dispatch((taskq_t *)taskq, + (task_func_t *)vn_rele_inactive, vp, TQ_SLEEP) != 0); return; } - - mtx_lock(&vn_rele_async_lock); - - /* STAILQ_INSERT_TAIL */ - (*(vnode_link_t *)&vp->v_cstart).stqe_next = NULL; - *vn_rele_async_list.stqh_last = vp; - vn_rele_async_list.stqh_last = - &((vnode_link_t *)&vp->v_cstart)->stqe_next; - - /****************************************/ - vn_rele_list_length++; - if ((vn_rele_list_length % 100) == 0) - cv_signal(&vn_rele_async_cv); - mtx_unlock(&vn_rele_async_lock); - VI_UNLOCK(vp); -} - -static void -vn_rele_async_init(void *arg) -{ - - mtx_init(&vn_rele_async_lock, "valock", NULL, MTX_DEF); - STAILQ_INIT(&vn_rele_async_list); - - /* cv_init(&vn_rele_async_cv, "vacv"); */ - vn_rele_async_cv.cv_description = "vacv"; - vn_rele_async_cv.cv_waiters = 0; -} - -void -vn_rele_async_fini(void) -{ - - mtx_lock(&vn_rele_async_lock); - vn_rele_async_thread_exit = 1; - cv_signal(&vn_rele_async_cv); - while (vn_rele_async_thread_exit != 0) - cv_wait(&vn_rele_async_cv, &vn_rele_async_lock); - mtx_unlock(&vn_rele_async_lock); - mtx_destroy(&vn_rele_async_lock); + vp->v_usecount--; + vdropl(vp); } - - -static void -vn_rele_async_cleaner(void) -{ - STAILQ_HEAD(, vnode) vn_tmp_list; - struct vnode *curvnode; >>> TRUNCATED FOR MAIL (1000 lines) <<<
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