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* [IA64] Allow smp_call_function_single() to current cpuAvi Kivity2007-07-30
| | | | | | | | This removes the requirement for callers to get_cpu() to check in simple cases. i386 and x86_64 already received a similar treatment. Signed-off-by: Avi Kivity <avi@qumranet.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] Nail two more simple section mismatch errorsTony Luck2007-07-25
| | | | | | | pcibios_setup (between 'pci_setup' and 'quirk_mellanox_tavor') setup_profiling_timer (between 'write_profile' and 'delayed_put_task_struct') Signed-off-by: Tony Luck <tony.luck@intel.com>
* use the new percpu interface for shared dataFenghua Yu2007-07-19
| | | | | | | | | | | | | | | | | | Currently most of the per cpu data, which is accessed by different cpus, has a ____cacheline_aligned_in_smp attribute. Move all this data to the new per cpu shared data section: .data.percpu.shared_aligned. This will seperate the percpu data which is referenced frequently by other cpus from the local only percpu data. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Acked-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Christoph Lameter <clameter@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [IA64] spelling fixes: arch/ia64/Simon Arlott2007-05-11
| | | | | | | Spelling and apostrophe fixes in arch/ia64/. Signed-off-by: Simon Arlott <simon@fire.lp0.eu> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] Optional method to purge the TLB on SN systemsJack Steiner2007-05-08
| | | | | | | | This patch adds an optional method for purging the TLB on SN IA64 systems. The change should not affect any non-SN system. Signed-off-by: Jack Steiner <steiner@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [PATCH] arch/ia64: ansifyAl Viro2007-02-09
| | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [IA64] CONFIG_KEXEC/CONFIG_CRASH_DUMP permutationsHorms2006-12-12
| | | | | | | | | | | | | | | | | | Actually, on reflection I think that there is a good case for keeping the options separate. I am thinking particularly of people who want a very small crashdump kernel and thus don't want to compile in kexec. The patch below should fix things up so that all valid combinations of KEXEC, CRASH_DUMP and VMCORE compile cleanly - VMCORE depends on CRASH_DUMP which is why I said valid combinations. In a nutshell it just untangles unrelated code and switches around a few defines. Please note that it creats a new file, arch/ia64/kernel/crash_dump.c This is in keeping with the i386 implementation. Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] IA64 Kexec/kdumpZou Nan hai2006-12-07
| | | | | | | | | | | | | | | Changes and updates. 1. Remove fake rendz path and related code according to discuss with Khalid Aziz. 2. fc.i offset fix in relocate_kernel.S. 3. iospic shutdown code eoi and mask race fix from Fujitsu. 4. Warm boot hook in machine_kexec to SN SAL code from Jack Steiner. 5. Send slave to SAL slave loop patch from Jay Lan. 6. Kdump on non-recoverable MCA event patch from Jay Lan 7. Use CTL_UNNUMBERED in kdump_on_init sysctl. Signed-off-by: Zou Nan hai <nanhai.zou@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] Correct definition of handle_IPIKeith Owens2006-10-31
| | | | | | | | | The declaration of handle_IPI in arch/ia64/kernel/smp.c was changed but not the definition of this function. Remove struct pt_regs from handle_IPI(). Signed-off-by: Keith Owens <kaos@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] cpu-hotplug: Fixing confliction between CPU hot-add and IPIKenji Kaneshige2006-10-31
| | | | | | | Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Acked-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] wider use of for_each_cpu_mask() in arch/ia64hawkes@sgi.com2005-10-25
| | | | | | | | | | | In arch/ia64 change the explicit use of for-loops and NR_CPUS into the general for_each_cpu() or for_each_online_cpu() constructs, as appropriate. This widens the scope of potential future optimizations of the general constructs, as well as takes advantage of the existing optimizations of first_cpu() and next_cpu(). Signed-off-by: John Hawkes <hawkes@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] Fix another IA64 preemption problemPeter Chubb2005-06-28
| | | | | | | | | | | There's another problem shown up by Ingo's recent patch to make smp_processor_id() complain if it's called with preemption enabled. local_finish_flush_tlb_mm() calls activate_context() in a situation where it could be rescheduled to another processor. This patch disables preemption around the call. Signed-off-by: Peter Chubb <peterc@gelato.unsw.edu.au> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] printk needs KERN_INFO arch/ia64/kernel/smp.cChristophe Lucas2005-06-21
| | | | | | | | printk() calls should include appropriate KERN_* constant. Signed-off-by: Christophe Lucas <clucas@rotomalug.org> Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
* Linux-2.6.12-rc2v2.6.12-rc2Linus Torvalds2005-04-16
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!