Date: Sat, 29 Jul 2006 00:40:04 GMT From: Marcel Moolenaar <marcel@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 102695 for review Message-ID: <200607290040.k6T0e42H012491@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=102695 Change 102695 by marcel@marcel_nfs on 2006/07/29 00:39:58 IFC @102694 Affected files ... .. //depot/projects/uart/amd64/amd64/db_trace.c#11 integrate .. //depot/projects/uart/amd64/amd64/identcpu.c#10 integrate .. //depot/projects/uart/amd64/amd64/intr_machdep.c#9 integrate .. //depot/projects/uart/amd64/amd64/local_apic.c#10 integrate .. //depot/projects/uart/amd64/amd64/machdep.c#21 integrate .. //depot/projects/uart/amd64/amd64/pmap.c#41 integrate .. //depot/projects/uart/amd64/amd64/trap.c#13 integrate .. //depot/projects/uart/amd64/amd64/vm_machdep.c#12 integrate .. //depot/projects/uart/amd64/conf/GENERIC#23 integrate .. //depot/projects/uart/amd64/ia32/ia32_syscall.c#9 integrate .. //depot/projects/uart/amd64/include/specialreg.h#6 integrate .. //depot/projects/uart/amd64/linux32/linux32_proto.h#9 integrate .. //depot/projects/uart/amd64/linux32/linux32_syscall.h#9 integrate .. //depot/projects/uart/amd64/linux32/linux32_sysent.c#9 integrate .. //depot/projects/uart/amd64/linux32/syscalls.master#9 integrate .. //depot/projects/uart/arm/arm/db_trace.c#7 integrate .. //depot/projects/uart/arm/arm/gdb_machdep.c#1 branch .. //depot/projects/uart/arm/arm/in_cksum.c#7 integrate .. //depot/projects/uart/arm/arm/pmap.c#18 integrate .. //depot/projects/uart/arm/arm/trap.c#13 integrate .. //depot/projects/uart/arm/arm/vm_machdep.c#12 integrate .. //depot/projects/uart/arm/at91/at91_pio.c#3 integrate .. //depot/projects/uart/arm/at91/at91_piovar.h#2 integrate .. //depot/projects/uart/arm/at91/at91_pmc.c#3 integrate .. //depot/projects/uart/arm/at91/at91_rtc.c#2 integrate .. //depot/projects/uart/arm/at91/at91_rtcreg.h#2 integrate .. //depot/projects/uart/arm/at91/at91_spi.c#2 integrate .. //depot/projects/uart/arm/at91/at91_spiio.h#2 delete .. //depot/projects/uart/arm/at91/at91_spireg.h#2 integrate .. //depot/projects/uart/arm/at91/at91_ssc.c#2 integrate .. //depot/projects/uart/arm/at91/at91_st.c#4 integrate .. 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//depot/projects/uart/compat/freebsd32/freebsd32_misc.c#16 integrate .. //depot/projects/uart/compat/freebsd32/freebsd32_proto.h#16 integrate .. //depot/projects/uart/compat/freebsd32/freebsd32_syscall.h#16 integrate .. //depot/projects/uart/compat/freebsd32/freebsd32_syscalls.c#16 integrate .. //depot/projects/uart/compat/freebsd32/freebsd32_sysent.c#16 integrate .. //depot/projects/uart/compat/freebsd32/syscalls.master#15 integrate .. //depot/projects/uart/compat/linux/linux_file.c#8 integrate .. //depot/projects/uart/compat/linux/linux_ipc.c#8 integrate .. //depot/projects/uart/compat/linux/linux_misc.c#17 integrate .. //depot/projects/uart/compat/linux/linux_socket.c#13 integrate .. //depot/projects/uart/compat/svr4/svr4_ipc.c#7 integrate .. //depot/projects/uart/compat/svr4/svr4_misc.c#11 integrate .. //depot/projects/uart/compat/svr4/svr4_proto.h#6 integrate .. //depot/projects/uart/compat/svr4/svr4_socket.c#5 integrate .. //depot/projects/uart/compat/svr4/svr4_socket.h#4 integrate .. //depot/projects/uart/compat/svr4/svr4_stream.c#9 integrate .. //depot/projects/uart/compat/svr4/svr4_stropts.h#3 integrate .. //depot/projects/uart/compat/svr4/svr4_syscall.h#6 integrate .. //depot/projects/uart/compat/svr4/svr4_syscallnames.c#6 integrate .. //depot/projects/uart/compat/svr4/svr4_sysent.c#6 integrate .. //depot/projects/uart/compat/svr4/svr4_sysvec.c#7 integrate .. //depot/projects/uart/compat/svr4/svr4_util.h#6 integrate .. //depot/projects/uart/compat/svr4/syscalls.master#6 integrate .. //depot/projects/uart/conf/Makefile.arm#12 integrate .. //depot/projects/uart/conf/NOTES#42 integrate .. //depot/projects/uart/conf/files#74 integrate .. //depot/projects/uart/conf/files.arm#7 integrate .. //depot/projects/uart/conf/files.i386#30 integrate .. //depot/projects/uart/conf/files.ia64#19 integrate .. //depot/projects/uart/conf/files.powerpc#11 integrate .. //depot/projects/uart/conf/kern.pre.mk#13 integrate .. //depot/projects/uart/conf/options#40 integrate .. //depot/projects/uart/conf/options.arm#9 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src.diff#2 delete .. //depot/projects/uart/contrib/ia64/libuwx/src/Makefile#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx.h#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_bstream.c#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_bstream.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_context.c#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_context.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_env.c#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_env.h#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_scoreboard.c#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_scoreboard.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_self-new.c#2 delete .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_self.c#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_self.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_self_context.s#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_self_info.h#1 branch .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_step.c#4 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_step.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_str.c#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_str.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_swap.c#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_swap.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_symbols.c#1 branch .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_symbols.h#1 branch .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_trace.c#5 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_trace.h#5 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_ttrace.c#4 delete .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_ttrace.h#3 delete .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_uinfo.c#5 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_uinfo.h#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_utable.c#3 integrate .. //depot/projects/uart/contrib/ia64/libuwx/src/uwx_utable.h#3 integrate .. //depot/projects/uart/contrib/pf/net/if_pflog.c#7 integrate .. //depot/projects/uart/contrib/pf/net/if_pfsync.c#8 integrate .. //depot/projects/uart/contrib/pf/net/pf_ioctl.c#9 integrate .. //depot/projects/uart/crypto/via/padlock.c#5 integrate .. //depot/projects/uart/crypto/via/padlock.h#1 branch .. //depot/projects/uart/crypto/via/padlock_cipher.c#1 branch .. //depot/projects/uart/crypto/via/padlock_hash.c#1 branch .. //depot/projects/uart/ddb/db_command.c#11 integrate .. //depot/projects/uart/ddb/db_output.c#7 integrate .. //depot/projects/uart/ddb/db_output.h#3 integrate .. //depot/projects/uart/ddb/db_ps.c#11 integrate .. //depot/projects/uart/ddb/db_thread.c#6 integrate .. //depot/projects/uart/ddb/ddb.h#10 integrate .. //depot/projects/uart/dev/aac/aac_cam.c#8 integrate .. //depot/projects/uart/dev/acpica/acpi_perf.c#4 integrate .. //depot/projects/uart/dev/acpica/acpi_thermal.c#10 integrate .. //depot/projects/uart/dev/amr/amr.c#16 integrate .. //depot/projects/uart/dev/asr/MAINTAINER#2 delete .. //depot/projects/uart/dev/ata/ata-chipset.c#22 integrate .. //depot/projects/uart/dev/ata/ata-pci.h#16 integrate .. //depot/projects/uart/dev/ata/ata-queue.c#19 integrate .. //depot/projects/uart/dev/ath/ath_rate/sample/sample.h#3 integrate .. //depot/projects/uart/dev/ath/if_ath.c#33 integrate .. //depot/projects/uart/dev/bce/if_bce.c#3 integrate .. //depot/projects/uart/dev/em/if_em.c#23 integrate .. //depot/projects/uart/dev/em/if_em.h#19 integrate .. //depot/projects/uart/dev/fdc/fdc.c#12 integrate .. 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//depot/projects/uart/dev/ispfw/ispfw.c#7 integrate .. //depot/projects/uart/dev/iwi/if_iwi.c#11 integrate .. //depot/projects/uart/dev/kbdmux/kbdmux.c#4 integrate .. //depot/projects/uart/dev/lmc/if_lmc.c#7 integrate .. //depot/projects/uart/dev/lmc/if_lmc.h#3 integrate .. //depot/projects/uart/dev/mii/gentbi.c#1 branch .. //depot/projects/uart/dev/mii/ip1000phy.c#1 branch .. //depot/projects/uart/dev/mii/ip1000phyreg.h#1 branch .. //depot/projects/uart/dev/mii/miidevs#9 integrate .. //depot/projects/uart/dev/mpt/mpt.c#19 integrate .. //depot/projects/uart/dev/mpt/mpt.h#17 integrate .. //depot/projects/uart/dev/mpt/mpt_cam.c#18 integrate .. //depot/projects/uart/dev/mpt/mpt_debug.c#13 integrate .. //depot/projects/uart/dev/mpt/mpt_pci.c#22 integrate .. //depot/projects/uart/dev/mpt/mpt_raid.c#6 integrate .. //depot/projects/uart/dev/mpt/mpt_raid.h#3 integrate .. //depot/projects/uart/dev/mxge/if_mxge.c#3 integrate .. //depot/projects/uart/dev/ncv/ncr53c500_pccard.c#9 integrate .. //depot/projects/uart/dev/pccard/pccarddevs#19 integrate .. //depot/projects/uart/dev/pci/pci.c#24 integrate .. //depot/projects/uart/dev/ral/rt2560.c#5 integrate .. //depot/projects/uart/dev/random/probe.c#4 integrate .. //depot/projects/uart/dev/scc/scc_core.c#24 integrate .. //depot/projects/uart/dev/scc/scc_dev_z8530.c#13 integrate .. //depot/projects/uart/dev/sio/sio.c#18 integrate .. //depot/projects/uart/dev/sk/if_sk.c#10 integrate .. //depot/projects/uart/dev/sk/if_skreg.h#6 integrate .. //depot/projects/uart/dev/sound/driver.c#7 integrate .. //depot/projects/uart/dev/sound/midi/sequencer.c#5 integrate .. //depot/projects/uart/dev/sound/pci/cmi.c#12 integrate .. //depot/projects/uart/dev/sound/pci/emu10k1.c#11 integrate .. //depot/projects/uart/dev/sound/pci/emu10kx-midi.c#1 branch .. //depot/projects/uart/dev/sound/pci/emu10kx-pcm.c#1 branch .. //depot/projects/uart/dev/sound/pci/emu10kx.c#1 branch .. //depot/projects/uart/dev/sound/pci/emu10kx.h#1 branch .. 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//depot/projects/uart/sys/sysproto.h#18 integrate .. //depot/projects/uart/sys/systm.h#16 integrate .. //depot/projects/uart/sys/thr.h#6 integrate .. //depot/projects/uart/sys/unpcb.h#5 integrate .. //depot/projects/uart/ufs/ffs/ffs_alloc.c#9 integrate .. //depot/projects/uart/ufs/ffs/ffs_vfsops.c#26 integrate .. //depot/projects/uart/ufs/ufs/ufs_lookup.c#8 integrate .. //depot/projects/uart/vm/pmap.h#15 integrate .. //depot/projects/uart/vm/uma_core.c#23 integrate .. //depot/projects/uart/vm/vm.h#5 integrate .. //depot/projects/uart/vm/vm_fault.c#17 integrate .. //depot/projects/uart/vm/vm_map.c#23 integrate .. //depot/projects/uart/vm/vm_meter.c#8 integrate .. //depot/projects/uart/vm/vm_object.c#22 integrate .. //depot/projects/uart/vm/vm_object.h#8 integrate .. //depot/projects/uart/vm/vm_page.c#23 integrate Differences ... ==== //depot/projects/uart/amd64/amd64/db_trace.c#11 (text+ko) ==== @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/db_trace.c,v 1.74 2006/03/13 23:56:44 peter Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/db_trace.c,v 1.75 2006/07/12 21:22:42 jhb Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -390,16 +390,14 @@ long *argp; db_expr_t offset; c_db_sym_t sym; - int narg, quit; + int narg; boolean_t first; if (count == -1) count = 1024; first = TRUE; - quit = 0; - db_setup_paging(db_simple_pager, &quit, db_lines_per_page); - while (count-- && !quit) { + while (count-- && !db_pager_quit) { sym = db_search_symbol(pc, DB_STGY_ANY, &offset); db_symbol_values(sym, &name, NULL); ==== //depot/projects/uart/amd64/amd64/identcpu.c#10 (text+ko) ==== @@ -39,7 +39,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/identcpu.c,v 1.146 2006/04/24 22:56:57 jkim Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/identcpu.c,v 1.147 2006/07/12 06:04:11 jkim Exp $"); #include "opt_cpu.h" @@ -306,8 +306,8 @@ "\020" "\001LAHF" /* LAHF/SAHF in long mode */ "\002CMP" /* CMP legacy */ - "\003<b2>" - "\004<b3>" + "\003SVM" /* Secure Virtual Mode */ + "\004ExtAPIC" /* Extended APIC register */ "\005CR8" /* CR8 in legacy mode */ "\006<b5>" "\007<b6>" ==== //depot/projects/uart/amd64/amd64/intr_machdep.c#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/amd64/intr_machdep.c,v 1.19 2006/02/28 22:24:54 jhb Exp $ + * $FreeBSD: src/sys/amd64/amd64/intr_machdep.c,v 1.20 2006/07/12 21:22:42 jhb Exp $ */ /* @@ -338,16 +338,14 @@ DB_SHOW_COMMAND(irqs, db_show_irqs) { struct intsrc **isrc; - int i, quit, verbose; + int i, verbose; - quit = 0; if (strcmp(modif, "v") == 0) verbose = 1; else verbose = 0; isrc = interrupt_sources; - db_setup_paging(db_simple_pager, &quit, db_lines_per_page); - for (i = 0; i < NUM_IO_INTS && !quit; i++, isrc++) + for (i = 0; i < NUM_IO_INTS && !db_pager_quit; i++, isrc++) if (*isrc != NULL) db_dump_intr_event((*isrc)->is_event, verbose); } ==== //depot/projects/uart/amd64/amd64/local_apic.c#10 (text+ko) ==== @@ -32,7 +32,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/local_apic.c,v 1.25 2006/03/20 19:39:07 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/local_apic.c,v 1.26 2006/07/12 21:22:42 jhb Exp $"); #include "opt_hwpmc_hooks.h" @@ -755,18 +755,16 @@ DB_SHOW_COMMAND(apic, db_show_apic) { struct intsrc *isrc; - int quit, i, verbose; + int i, verbose; u_int irq; - quit = 0; if (strcmp(modif, "vv") == 0) verbose = 2; else if (strcmp(modif, "v") == 0) verbose = 1; else verbose = 0; - db_setup_paging(db_simple_pager, &quit, db_lines_per_page); - for (i = 0; i < APIC_NUM_IOINTS + 1 && !quit; i++) { + for (i = 0; i < APIC_NUM_IOINTS + 1 && !db_pager_quit; i++) { irq = ioint_irqs[i]; if (irq != 0 && irq != IRQ_SYSCALL) { db_printf("vec 0x%2x -> ", i + APIC_IO_INTS); ==== //depot/projects/uart/amd64/amd64/machdep.c#21 (text+ko) ==== @@ -39,7 +39,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/machdep.c,v 1.650 2006/06/19 22:36:01 davidxu Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/machdep.c,v 1.651 2006/07/27 19:47:22 jhb Exp $"); #include "opt_atalk.h" #include "opt_atpic.h" @@ -947,17 +947,17 @@ if (TUNABLE_ULONG_FETCH("hw.physmem", &physmem_tunable)) Maxmem = atop(physmem_tunable); + /* + * Don't allow MAXMEM or hw.physmem to extend the amount of memory + * in the system. + */ + if (Maxmem > atop(physmap[physmap_idx + 1])) + Maxmem = atop(physmap[physmap_idx + 1]); + if (atop(physmap[physmap_idx + 1]) != Maxmem && (boothowto & RB_VERBOSE)) printf("Physical memory use set to %ldK\n", Maxmem * 4); - /* - * If Maxmem has been increased beyond what the system has detected, - * extend the last memory segment to the new limit. - */ - if (atop(physmap[physmap_idx + 1]) < Maxmem) - physmap[physmap_idx + 1] = ptoa((vm_paddr_t)Maxmem); - /* call pmap initialization to make new kernel address space */ pmap_bootstrap(&first); ==== //depot/projects/uart/amd64/amd64/pmap.c#41 (text+ko) ==== @@ -77,7 +77,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/pmap.c,v 1.565 2006/07/06 06:17:08 alc Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/pmap.c,v 1.567 2006/07/20 17:48:40 alc Exp $"); /* * Manages physical address maps. @@ -207,7 +207,6 @@ static void free_pv_entry(pmap_t pmap, pv_entry_t pv); static pv_entry_t get_pv_entry(pmap_t locked_pmap, int try); -static void pmap_clear_write(vm_page_t m); static vm_page_t pmap_enter_quick_locked(pmap_t pmap, vm_offset_t va, vm_page_t m, vm_prot_t prot, vm_page_t mpte); @@ -1627,6 +1626,7 @@ int idx, field, bit; mtx_assert(&vm_page_queue_mtx, MA_OWNED); + PMAP_LOCK_ASSERT(pmap, MA_OWNED); PV_STAT(pv_entry_frees++); PV_STAT(pv_entry_spare++); pv_entry_count--; @@ -2015,8 +2015,8 @@ TAILQ_REMOVE(&m->md.pv_list, pv, pv_list); m->md.pv_list_count--; pmap_unuse_pt(pmap, pv->pv_va, ptepde); + free_pv_entry(pmap, pv); PMAP_UNLOCK(pmap); - free_pv_entry(pmap, pv); } vm_page_flag_clear(m, PG_WRITEABLE); } @@ -2971,7 +2971,7 @@ /* * Clear the write and modified bits in each of the given page's mappings. */ -static __inline void +void pmap_clear_write(vm_page_t m) { pv_entry_t pv; ==== //depot/projects/uart/amd64/amd64/trap.c#13 (text+ko) ==== @@ -38,7 +38,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/trap.c,v 1.304 2006/06/20 12:44:21 yar Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/trap.c,v 1.307 2006/07/28 20:22:57 jhb Exp $"); /* * AMD64 Trap and System call handling @@ -145,9 +145,7 @@ SYSCTL_INT(_machdep, OID_AUTO, panic_on_nmi, CTLFLAG_RW, &panic_on_nmi, 0, "Panic on NMI"); -#ifdef WITNESS extern char *syscallnames[]; -#endif /* * Exception, fault, and trap interface to the FreeBSD kernel. @@ -780,7 +778,7 @@ else callp = &p->p_sysent->sv_table[code]; - narg = callp->sy_narg & SYF_ARGMASK; + narg = callp->sy_narg; /* * copyin and the ktrsyscall()/ktrsysret() code is MP-aware @@ -814,17 +812,9 @@ PTRACESTOP_SC(p, td, S_PT_SCE); - if ((callp->sy_narg & SYF_MPSAFE) == 0) { - mtx_lock(&Giant); - AUDIT_SYSCALL_ENTER(code, td); - error = (*callp->sy_call)(td, argp); - AUDIT_SYSCALL_EXIT(error, td); - mtx_unlock(&Giant); - } else { - AUDIT_SYSCALL_ENTER(code, td); - error = (*callp->sy_call)(td, argp); - AUDIT_SYSCALL_EXIT(error, td); - } + AUDIT_SYSCALL_ENTER(code, td); + error = (*callp->sy_call)(td, argp); + AUDIT_SYSCALL_EXIT(error, td); } switch (error) { @@ -874,6 +864,19 @@ } /* + * Check for misbehavior. + */ + WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", + (code >= 0 && code < SYS_MAXSYSCALL) ? syscallnames[code] : "???"); + KASSERT(td->td_critnest == 0, + ("System call %s returning in a critical section", + (code >= 0 && code < SYS_MAXSYSCALL) ? syscallnames[code] : "???")); + KASSERT(td->td_locks == 0, + ("System call %s returning with %d locks held", + (code >= 0 && code < SYS_MAXSYSCALL) ? syscallnames[code] : "???", + td->td_locks)); + + /* * Handle reschedule and other end-of-syscall issues */ userret(td, &frame); @@ -894,9 +897,4 @@ STOPEVENT(p, S_SCX, code); PTRACESTOP_SC(p, td, S_PT_SCX); - - WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", - (code >= 0 && code < SYS_MAXSYSCALL) ? syscallnames[code] : "???"); - mtx_assert(&sched_lock, MA_NOTOWNED); - mtx_assert(&Giant, MA_NOTOWNED); } ==== //depot/projects/uart/amd64/amd64/vm_machdep.c#12 (text+ko) ==== @@ -41,7 +41,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/vm_machdep.c,v 1.250 2005/10/24 20:53:51 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/vm_machdep.c,v 1.251 2006/07/24 12:24:56 davidxu Exp $"); #include "opt_isa.h" #include "opt_cpu.h" @@ -328,7 +328,6 @@ td->td_frame->tf_rsp = ((register_t)stack->ss_sp + stack->ss_size) & ~0x0f; td->td_frame->tf_rsp -= 8; - td->td_frame->tf_rbp = 0; td->td_frame->tf_rip = (register_t)entry; /* ==== //depot/projects/uart/amd64/conf/GENERIC#23 (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 1.463 2006/07/05 02:32:55 davidxu Exp $ +# $FreeBSD: src/sys/amd64/conf/GENERIC,v 1.464 2006/07/09 16:39:21 mjacob Exp $ cpu HAMMER ident GENERIC @@ -251,6 +251,7 @@ device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device faith # IPv6-to-IPv4 relaying (translation) +device firmware # firmware assist module # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! ==== //depot/projects/uart/amd64/ia32/ia32_syscall.c#9 (text+ko) ==== @@ -36,7 +36,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/ia32/ia32_syscall.c,v 1.11 2006/02/08 08:09:15 phk Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/ia32/ia32_syscall.c,v 1.16 2006/07/28 20:22:57 jhb Exp $"); /* * 386 Trap and System call handling @@ -56,6 +56,7 @@ #include <sys/ktr.h> #include <sys/lock.h> #include <sys/mutex.h> +#include <sys/ptrace.h> #include <sys/resourcevar.h> #include <sys/signalvar.h> #include <sys/syscall.h> @@ -153,7 +154,7 @@ else callp = &p->p_sysent->sv_table[code]; - narg = callp->sy_narg & SYF_ARGMASK; + narg = callp->sy_narg; /* * copyin and the ktrsyscall()/ktrsysret() code is MP-aware @@ -171,12 +172,8 @@ if (KTRPOINT(td, KTR_SYSCALL)) ktrsyscall(code, narg, args64); #endif - /* - * Try to run the syscall without Giant if the syscall - * is MP safe. - */ - if ((callp->sy_narg & SYF_MPSAFE) == 0) - mtx_lock(&Giant); + CTR4(KTR_SYSC, "syscall enter thread %p pid %d proc %s code %d", td, + td->td_proc->p_pid, td->td_proc->p_comm, code); if (error == 0) { td->td_retval[0] = 0; @@ -184,6 +181,8 @@ STOPEVENT(p, S_SCE, narg); + PTRACESTOP_SC(p, td, S_PT_SCE); + AUDIT_SYSCALL_ENTER(code, td); error = (*callp->sy_call)(td, args64); AUDIT_SYSCALL_EXIT(error, td); @@ -220,12 +219,6 @@ } /* - * Release Giant if we previously set it. - */ - if ((callp->sy_narg & SYF_MPSAFE) == 0) - mtx_unlock(&Giant); - - /* * Traced syscall. */ if (orig_tf_rflags & PSL_T) { @@ -238,10 +231,25 @@ } /* + * Check for misbehavior. + */ + WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???"); + KASSERT(td->td_critnest == 0, + ("System call %s returning in a critical section", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???")); + KASSERT(td->td_locks == 0, + ("System call %s returning with %d locks held", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???", + td->td_locks)); + + /* * Handle reschedule and other end-of-syscall issues */ userret(td, &frame); + CTR4(KTR_SYSC, "syscall exit thread %p pid %d proc %s code %d", td, + td->td_proc->p_pid, td->td_proc->p_comm, code); #ifdef KTRACE if (KTRPOINT(td, KTR_SYSRET)) ktrsysret(code, error, td->td_retval[0]); @@ -253,11 +261,8 @@ * is not the case, this code will need to be revisited. */ STOPEVENT(p, S_SCX, code); - - WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", - (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???"); - mtx_assert(&sched_lock, MA_NOTOWNED); - mtx_assert(&Giant, MA_NOTOWNED); + + PTRACESTOP_SC(p, td, S_PT_SCX); } ==== //depot/projects/uart/amd64/include/specialreg.h#6 (text+ko) ==== @@ -27,7 +27,7 @@ * SUCH DAMAGE. * * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91 - * $FreeBSD: src/sys/amd64/include/specialreg.h,v 1.33 2006/05/01 22:07:00 jhb Exp $ + * $FreeBSD: src/sys/amd64/include/specialreg.h,v 1.35 2006/07/13 16:09:40 jkim Exp $ */ #ifndef _MACHINE_SPECIALREG_H_ @@ -109,16 +109,18 @@ #define CPUID_SS 0x08000000 #define CPUID_HTT 0x10000000 #define CPUID_TM 0x20000000 -#define CPUID_B30 0x40000000 +#define CPUID_IA64 0x40000000 #define CPUID_PBE 0x80000000 #define CPUID2_SSE3 0x00000001 #define CPUID2_MON 0x00000008 #define CPUID2_DS_CPL 0x00000010 +#define CPUID2_VMX 0x00000020 #define CPUID2_EST 0x00000080 #define CPUID2_TM2 0x00000100 #define CPUID2_CNTXID 0x00000400 #define CPUID2_CX16 0x00002000 +#define CPUID2_XTPR 0x00004000 /* * Important bits in the AMD extended cpuid flags @@ -135,6 +137,8 @@ #define AMDID2_LAHF 0x00000001 #define AMDID2_CMP 0x00000002 +#define AMDID2_SVM 0x00000004 +#define AMDID2_EXT_APIC 0x00000008 #define AMDID2_CR8 0x00000010 /* @@ -188,6 +192,7 @@ #define MSR_THERM_CONTROL 0x19a #define MSR_THERM_INTERRUPT 0x19b #define MSR_THERM_STATUS 0x19c +#define MSR_IA32_MISC_ENABLE 0x1a0 #define MSR_DEBUGCTLMSR 0x1d9 #define MSR_LASTBRANCHFROMIP 0x1db #define MSR_LASTBRANCHTOIP 0x1dc @@ -356,7 +361,7 @@ #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ -/* X86-64 MSR's */ +/* AMD64 MSR's */ #define MSR_EFER 0xc0000080 /* extended features */ #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ ==== //depot/projects/uart/amd64/linux32/linux32_proto.h#9 (text+ko) ==== @@ -2,8 +2,8 @@ * System call prototypes. * * DO NOT EDIT-- this file is automatically generated. - * $FreeBSD: src/sys/amd64/linux32/linux32_proto.h,v 1.17 2006/07/06 21:43:14 jhb Exp $ - * created from FreeBSD: src/sys/amd64/linux32/syscalls.master,v 1.15 2006/07/06 21:42:35 jhb Exp + * $FreeBSD: src/sys/amd64/linux32/linux32_proto.h,v 1.19 2006/07/28 19:08:35 jhb Exp $ + * created from FreeBSD: src/sys/amd64/linux32/syscalls.master,v 1.18 2006/07/28 19:05:26 jhb Exp */ #ifndef _LINUX_SYSPROTO_H_ >>> TRUNCATED FOR MAIL (1000 lines) <<<
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