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* x86: call check_nmi_watchdog explicitly in native_smp_cpus_doneGlauber de Oliveira Costa2008-04-172-2/+1
| | | | | | | With this, remove its late_initcall marker from nmi_32.c Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: unify nmi_32.h and nmi_64.hGlauber de Oliveira Costa2008-04-174-153/+90
| | | | | | | | Two more files goes away. nmi_64.h and nmi_32.h gives birth to nmi.h Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: wipe get_nmi_reason out of nmi_64.hGlauber de Oliveira Costa2008-04-173-2/+4
| | | | | | | use mach_traps when it is supposed to be used. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: don't set maps in native_smp_prepare_boot_cpu()Glauber de Oliveira Costa2008-04-171-3/+0
| | | | | | | By this time, they are already set in init routines Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move smp_intr_init away from smpboot_32.cGlauber de Oliveira Costa2008-04-172-21/+23
| | | | | | | | We move it to apic_32.c, since it's irq related anyway, and only called from that file. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: include smpboot_hooks.h in smpboot_64.cGlauber de Oliveira Costa2008-04-171-26/+3
| | | | | | | | We do it and also fix conflicts, which makes x86_64 automatically closer to i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: include mach_wakecpu.h in smpboot_64Glauber de Oliveira Costa2008-04-171-8/+3
| | | | | | | | Do it and also fix conflicts, which automatically makes x86_64 look closer to i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: add subarch support (for headers) to x86_64Glauber de Oliveira Costa2008-04-171-1/+0
| | | | | | | | | | this patch allows x86_64 to use subarch mach_ headers in practice, since x86_64 does not have any subarch, it will use mach_default. But it will allow for substantially less code duplication Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move impress_friends and smp_check to cpus_doneGlauber de Oliveira Costa2008-04-173-12/+22
| | | | | | | | | the cpu count is changed accordingly: now, what matters is online cpus. Also, we add those functions for x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: do smp tainting checks in a separate functionGlauber de Oliveira Costa2008-04-172-20/+21
| | | | | | | It will ease integration for x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: allow user to impress friends.Glauber de Oliveira Costa2008-04-172-15/+22
| | | | | | | | | Impressing friends is a very important thing. Do it in a separate function to make it even more explicit, and ease integration. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: get rid of cpucountGlauber de Oliveira Costa2008-04-171-9/+3
| | | | | | | weighting a map will do. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: fill cpu to apicid and present map in mpparse, fixIngo Molnar2008-04-171-0/+6
| | | | Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: fill cpu to apicid and present map in mpparseGlauber de Oliveira Costa2008-04-172-19/+24
| | | | | | | | This is the way x86_64 does, and complement the already present patch that does the bios cpu to apicid mapping here Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: fill bios cpu to apicid mapsGlauber de Oliveira Costa2008-04-171-3/+8
| | | | | | | | We fill the per-cpu (or array) that maps bios cpu id to apicid in mpparse_32.c, the way x86_64 does Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use specialized routine for setup per-cpu areaGlauber de Oliveira Costa2008-04-175-79/+107
| | | | | | | | | | | We use the same routing as x86_64, moved now to setup.c. Just with a few ifdefs inside. Note that this routing uses prefill_possible_map(). It has the very nice side effect of allowing hotplugging of cpus that are marked as present but disabled by acpi bios. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: fix alloc_bootmem_pages_node macroGlauber de Oliveira Costa2008-04-171-1/+1
| | | | | | | missing a semicolon Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: make node to apic mapping declarations unconditionalGlauber de Oliveira Costa2008-04-171-4/+4
| | | | | | | | Instead of declaring them inside of X86_64 ifdef, do it unconditionally Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: initialize map pointers in setup_32.cGlauber de Oliveira Costa2008-04-171-0/+24
| | | | | | | | | this will serve as a reference as to whether or not to use the per_cpu variables in mpparse. Done the same way as x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: define bios to apicid mappingGlauber de Oliveira Costa2008-04-174-12/+12
| | | | | | | | This mapping already exists in x86_64, just provide it for i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: unify extern masks declarationGlauber de Oliveira Costa2008-04-173-19/+12
| | | | | | | take them off smp_{32,64}.h and move to smp.h Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move assignment of CPU_PREPARE before do_boot_cpuGlauber de Oliveira Costa2008-04-171-1/+1
| | | | | | | Done to match x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: make __smp_prepare_cpu voidGlauber de Oliveira Costa2008-04-171-10/+3
| | | | | | | | We have already removed the only condition that could fail here. so just don't test for any return value Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: do tests before do_boot_cpu in i386Glauber de Oliveira Costa2008-04-171-5/+13
| | | | | | | | | | Do tests before do_boot_cpu in native_cpu_up for i386. Tests are a little bit broader than originally, and are the same as x86_64. Test for smp_callin is not applicable right now and is deferred. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: isolate logic to disable smpGlauber de Oliveira Costa2008-04-171-16/+16
| | | | | | | Put it in a disable_smp() function, as x86_64 does Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: isolate sanity checkingGlauber de Oliveira Costa2008-04-171-26/+31
| | | | | | | | Isolate all sanity checking in a smp_sanity_check() function as x86_64 does. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: add barriers statementGlauber de Oliveira Costa2008-04-172-0/+5
| | | | | | | | goal is to have i386 and x86_64 closer, so we add barriers to match Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use APIC_INTEGRATED tests in x86_64Glauber de Oliveira Costa2008-04-171-1/+13
| | | | | | | | | This patch does not change the behaviour of x86_64, since APIC_INTEGRATED is always defined as (1). But the code now matches exactly i386 version (well, this part of the code, at least) Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: provide APIC_INTEGRATED definition for x86_64Glauber de Oliveira Costa2008-04-171-1/+5
| | | | | | | it is always integrated, so define as 1. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move state update out of ipi_lockGlauber de Oliveira Costa2008-04-171-2/+2
| | | | | | | it does not need to be inside lock. Do the way i386 does. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move setup_secondary_clock a little bit down in the functionGlauber de Oliveira Costa2008-04-171-1/+2
| | | | | | | | | This is done so we call setup_secondary_clock() in the same place x86_64 does. A separate patch for this is appearantly not needed. But clock initialization is such a delicate thing, that it's safer to do this way Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: don't call local_irq_enable before entering idleGlauber de Oliveira Costa2008-04-171-3/+0
| | | | | | | the call to idle is guaranteed to do it. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: always enable irqs when entering idleGlauber de Oliveira Costa2008-04-171-2/+7
| | | | | | | This matches x86_64 behaviour, which is a superior one IMHO Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: merge smp_store_cpu_infoGlauber de Oliveira Costa2008-04-175-87/+80
| | | | | | | now that it is the same between arches, put it into smpboot.c Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: call identify_secondary_cpu in smp_store_cpu_infoGlauber de Oliveira Costa2008-04-171-1/+2
| | | | | | | | Call it conditionally for secondary cpus. This behaviour matches i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use identify_boot_cpuGlauber de Oliveira Costa2008-04-171-1/+1
| | | | | | | Call this function instead of identify_cpu in bugs_64.c Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: provide specialized identification routines for x86_64Glauber de Oliveira Costa2008-04-171-2/+12
| | | | | | | | | provide two specialized identify_secondary_cpu() and identify_boot_cpu() routines for x86_64. Although not strictly needed, they are functionally correct, and will ease integration with i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: decouple call to print_cpu_info from smp_store_cpu_infoGlauber de Oliveira Costa2008-04-171-1/+4
| | | | | | | This will ease integration with i386 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: add an smp_apply_quirks to smpboot_32.cGlauber de Oliveira Costa2008-04-171-12/+18
| | | | | | | | The split of smp_store_cpu_info in a quirks-only part will ease integration with x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use start_ipi_hook in x86_64Glauber de Oliveira Costa2008-04-173-4/+11
| | | | | | | | It is used to match i386. The definition for the non-paravirt case is moved to smp.h instead of smp_32.h Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use apic_*_around instead of apic_write in x86_64Glauber de Oliveira Costa2008-04-171-8/+10
| | | | | | | | | | This patch replaces apic_read() for apic_read_around() and apic_write for apic_write_around() in smpboot_64.c We do it to have a common usage between x86_64 and i386. In the former, it will always simply expand to apic_write Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: add loglevel to printksGlauber de Oliveira Costa2008-04-171-5/+6
| | | | | | | | Add loglevel facilities to printks in __inquire_remote_apic. the levels are the ones to match x86_64 ones. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: change var types in __inquire_remote_apicGlauber de Oliveira Costa2008-04-171-2/+2
| | | | | | | | change some variables' types in __inquire_remote_apic to match x86_64 Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86 iommu: add more documentationPavel Machek2008-04-172-10/+23
| | | | | | | | Fix coding style in pci-dma_64.c and add stubs for documentation. I hope someone fills the rest, I understand maybe off and soft... Signed-off-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move mp_bus_id_to_node to numa.cAlexey Starikovskiy2008-04-175-3/+4
| | | | Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: move mp_bus_id_to_local to numa.cAlexey Starikovskiy2008-04-174-2/+4
| | | | | Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: make mp_bus_id_to_type optionalAlexey Starikovskiy2008-04-173-2/+16
| | | | | | | [ mingo@elte.hu: fix boot regression. ] Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: rearrange bus_type parseAlexey Starikovskiy2008-04-171-5/+5
| | | | | Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use not_pci bitmap #6Alexey Starikovskiy2008-04-171-32/+15
| | | | | Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: use not_pci bitmap #5Alexey Starikovskiy2008-04-171-2/+5
| | | | | Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>