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2008-07-10x86, VisWS: turn into generic arch, update asm-x86/mach-visws/mach_apic.hIngo Molnar
update asm-x86/mach-visws/mach_apic.h to the generic version. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, VisWS: turn into generic arch, install proper PCI quirkIngo Molnar
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, VisWS: turn into generic arch, use generic mpparse codeIngo Molnar
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, VisWS: turn into generic arch, add early init quirksIngo Molnar
add early init quirks for VisWS. This gradually turns the VISWS subarch into a generic PC architecture. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, VisWS: turn into generic arch, make VisWS boot on a regular PCIngo Molnar
first step: make the VISWS subarch boot on a regular PC. We take various shortcuts for that. We copy the generic arch setup file over into the VISWS setup file. This is the only step that is not expected to boot on a real VISWS. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: add early quirk supportIngo Molnar
Add early quirks support. In preparation of enabling the generic architecture to boot on a VISWS. This will allow us to remove the VISWS subarch and all its complications. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10Merge branch 'x86/core' into x86/generalize-viswsIngo Molnar
2008-07-10Merge branch 'for-2.6.26' of git://neil.brown.name/mdLinus Torvalds
* 'for-2.6.26' of git://neil.brown.name/md: md: ensure all blocks are uptodate or locked when syncing
2008-07-10Merge branch 'x86/unify-pci' into x86/coreIngo Molnar
2008-07-10ocfs2: Fix flags in ocfs2_file_lockMark Fasheh
The stack-glue merge changed the way we use flags in dlmglue in that we now use the fs/dlm equivalents. Unfortunately, a merge error left the new flock code only partially updated. This took a while to show up though, because the lock level constants are actually identical between o2dlm and fs/dlm. The *_CONVERT and *_NOQUEUE flags have different values though, which is eventually causing a crash in flags_to_o2dlm(). Signed-off-by: Mark Fasheh <mfasheh@suse.com>
2008-07-10crypto: chainiv - Invoke completion functionHerbert Xu
When chainiv postpones requests it never calls their completion functions. This causes symptoms such as memory leaks when IPsec is in use. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2008-07-10x86: fix visws and vsmp buildIngo Molnar
these two sub-architectures want PCI to be default-on, not default-off. Reported-by: Robert Richter <robert.richter@amd.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: I/O APIC: Add a 64-bit variation of replace_pin_at_irq()Maciej W. Rozycki
When an interrupt is rerouted to a different I/O APIC pin the relevant entry of the irq_2_pin list should get updated accordingly so that operations are performed on the correct redirection entry. This is already done by the 32-bit variation of the code and here is a complementing 64-bit implementation. Should make someone's decision less tough when merging the two. ;) Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10Revert "x86: fix IO APIC breakage on HP nx6325"Ingo Molnar
This reverts commit 90221a61a71b7ad659d8741cf1e404506b174982. This too was just temporary diagnostics - not needed now that we've got the final fix via: | commit e2079c43861f71b2deb78ee20e247ad954fdd67e | Author: Rafael J. Wysocki <rjw@sisk.pl> | Date: Tue Jul 8 16:12:26 2008 +0200 | | x86: fix C1E && nx6325 stability problem Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10Revert "x86: fix IO APIC breakage on HP nx6325, v2"Ingo Molnar
This reverts commit a74a1cc3df0be89658bc735c8aed80c8392e2c15. This was just temporary diagnostics commit - not needed now that we've got the final fix. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, AMD IOMMU: clean up Kconfig entryFUJITA Tomonori
AMD_IOMMU should depend on IOMMU_HELPER since they are the IOMMU helper functions. SWIOTLB requires IOMMU_HELPER so declaring that AMD_IOMMU depends on SWIOTLB properly fixes the problems. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: clean up iommu.h and gart.hFUJITA Tomonori
This remove lots of duplications in iommu.h and gart.h. The end result of this patch is: - iommu.h is a header file for everyone related with IOMMUs. - gart.h is the private header file. Only pci-gart_64.c and its friends include it. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: fujita.tomonori@lab.ntt.co.jp Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10Merge branch 'x86/gart' into x86/coreIngo Molnar
2008-07-10x86: fix /dev/mem compatibility under PATVenkatesh Pallipadi
Add ioremap_default(), which gives a sane mapping without worrying about type conflicts. Use it in /dev/mem read in place of ioremap(), as with ioremap(), any mapping of the region (other than UC_MINUS) will cause a conflict and failure of /dev/mem read. Should address the vbetest failure reported at: http://bugzilla.kernel.org/show_bug.cgi?id=11057 Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10sched: fix cpu hotplugDmitry Adamushko
I think we may have a race between try_to_wake_up() and migrate_live_tasks() -> move_task_off_dead_cpu() when the later one may end up looping endlessly. Interrupts are enabled on other CPUs when migration_call(CPU_DEAD, ...) is called so we may get a race between try_to_wake_up() and migrate_live_tasks() -> move_task_off_dead_cpu(). The former one may push a task out of a dead CPU causing the later one to loop endlessly. Heiko Carstens observed: | That's exactly what explains a dump I got yesterday. Thanks for fixing! :) Signed-off-by: Dmitry Adamushko <dmitry.adamushko@gmail.com> Cc: miaox@cn.fujitsu.com Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Avi Kivity <avi@qumranet.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: make e820_end return end_of_ram again for 64bitYinghai Lu
even on 64bit systems with less than 4G RAM, we can now use fixmap to handle acpi SIT near end of ram. change e820_end to e820_end_of_ram again? or e820_ram_pfn? Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86, acpi: merge __acpi_map_tableYinghai Lu
and let 64-bit to fall back to use fixmap too. Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: overmapped fix when 4K pages on tail, 64-bitYinghai Lu
fix phys_pmd_init to make sure not to return bigger value than end. also print out range split:1G/2M/4K in init_memory_mapping(). Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10x86: build fix for "x86: fix C1E && nx6325 stability problem"Ingo Molnar
fix: arch/x86/kernel/built-in.o: In function `dmi_ignore_irq0_timer_override': boot.c:(.init.text+0x3ea4): undefined reference to `force_mask_ioapic_irq_2' Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-10md: ensure all blocks are uptodate or locked when syncingDan Williams
Remove the dubious attempt to prefer 'compute' over 'read'. Not only is it wrong given commit c337869d (md: do not compute parity unless it is on a failed drive), but it can trigger a BUG_ON in handle_parity_checks5(). Cc: <stable@kernel.org> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Neil Brown <neilb@suse.de>
2008-07-09Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2008-07-09netfilter: nf_nat_snmp_basic: fix a range check in NAT for SNMPDavid Howells
Fix a range check in netfilter IP NAT for SNMP to always use a big enough size variable that the compiler won't moan about comparing it to ULONG_MAX/8 on a 64-bit platform. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-07-09netfilter: nf_conntrack_tcp: fix endless loopPatrick McHardy
When a conntrack entry is destroyed in process context and destruction is interrupted by packet processing and the packet is an attempt to reopen a closed connection, TCP conntrack tries to kill the old entry itself and returns NF_REPEAT to pass the packet through the hook again. This may lead to an endless loop: TCP conntrack repeatedly finds the old entry, but can not kill it itself since destruction is already in progress, but destruction in process context can not complete since TCP conntrack is keeping the CPU busy. Drop the packet in TCP conntrack if we can't kill the connection ourselves to avoid this. Reported by: hemao77@gmail.com [ Kernel bugzilla #11058 ] Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-07-09Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: RDMA/cxgb3: Fix regression caused by class_device -> device conversion
2008-07-09libertas: fix memory alignment problems on the blackfinIhar Hrachyshka
Fixing unaligned memory access on the blackfin architecture. Signed-off-by: Ihar Hrachyshka <ihar.hrachyshka@promwad.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-07-09zd1211rw: stop beacons on remove_interfaceLuis Carlos Cobo
If a mesh or ad-hoc interface is brought up and later it is replaced by managed interface, the managed interface will keep transmitting the beacons that were configured for the former interface. This patch fixes that behaviour. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-07-09rt2x00: Disable synchronization during initializationIvo van Doorn
As soon as init_registers() was called, the rt2400/rt2500 would start raising beacondone interrupts. Since this is highly premature since no beacons were provided yet, we should initialize the synchronization register to 0. This will make all drivers initialize it to 0 regardless if they are raising beacondone interrupts or not, since it only makes sense to have it completely disabled. Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-07-09rc80211_pid: Fix fast_start parameter handlingMattias Nissler
This removes the fast_start parameter from the rc_pid parameters information and instead uses the parameter macro when initializing the rc_pid state. Since the parameter is only used on initialization, there is no point of making exporting it via debugfs. This also fixes uninitialized memory references to the fast_start and norm_offset parameters detected by the kmemcheck utility. Thanks to Vegard Nossum for reporting the bug. Signed-off-by: Mattias Nissler <mattias.nissler@gmx.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-07-09x86: fix copy_user on x86Vitaly Mayatskikh
Switch copy_user_generic_string(), copy_user_generic_unrolled() and __copy_user_nocache() from custom tail handlers to generic copy_user_tail_handle(). Signed-off-by: Vitaly Mayatskikh <v.mayatskih@gmail.com> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86: introduce copy_user_handle_tail() routineVitaly Mayatskikh
Introduce generic C routine for handling necessary tail operations after protection fault in copy_*_user on x86. Signed-off-by: Vitaly Mayatskikh <v.mayatskih@gmail.com> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09Merge branch 'x86/unify-lib' into x86/coreIngo Molnar
2008-07-09x86: e820 memmap - add checking for NULL early paramCyrill Gorcunov
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Cc: akpm@linux-foundation.org Cc: andi@firstfloor.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86: make e820_end return max ram type only for 32 bitYinghai Lu
to avoid warning from find_low_pfn_range for high pages size etc Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: removing subsys_initcall ordering dependenciesRobert Richter
So far subsys_initcalls has been executed in this order depending on the object order in the Makefile: arch/x86/pci/visws.c:subsys_initcall(pcibios_init); arch/x86/pci/numa.c:subsys_initcall(pci_numa_init); arch/x86/pci/acpi.c:subsys_initcall(pci_acpi_init); arch/x86/pci/legacy.c:subsys_initcall(pci_legacy_init); arch/x86/pci/irq.c:subsys_initcall(pcibios_irq_init); arch/x86/pci/common.c:subsys_initcall(pcibios_init); This patch removes the ordering dependency. There is now only one subsys_initcall function that contains subsystem initialization code with a defined order. Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: visws: renaming pcibios_init()Robert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: coalescing 32 and 64 bitRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: merge: moving mp_bus_to_node.c to amd_bus.cRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: mp_bus_to_node merge: moving code in amd_bus.cRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: creating pci-y for 64 bitRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: changing 64bit orderingRobert Richter
This should be safe since mmconfig*.o and init.o do not contain *initcalls with the same level as in other files. Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: decoupling options for mp_bus_to_node.oRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: whitespace changes onlyRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: removing include dir flagRobert Richter
Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09x86/pci: Makefile merge: Removing Makefile_*Robert Richter
No functional nor ordering changes here. Signed-off-by: Robert Richter <robert.richter@amd.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-09Merge branch 'x86/core' into x86/unify-pciIngo Molnar