- 16 1月, 2009 1 次提交
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由 John Keller 提交于
Create a platform specific version of dma_get_required_mask() for ia64 SN Altix. All SN Altix platforms support 64 bit DMA addressing regardless of the size of system memory. Create an ia64 machvec for dma_get_required_mask, with the SN version unconditionally returning DMA_64BIT_MASK. Signed-off-by: NJohn Keller <jpk@sgi.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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- 15 1月, 2009 1 次提交
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由 Harvey Harrison 提交于
Add swab.h to kbuild.asm and remove the individual entries from each arch, mark as unifdef as some arches have some kernel-only bits inside. Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 14 1月, 2009 1 次提交
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由 Heiko Carstens 提交于
Remove __attribute__((weak)) from common code sys_pipe implemantation. IA64, ALPHA, SUPERH (32bit) and SPARC (32bit) have own implemantations with the same name. Just rename them. For sys_pipe2 there is no architecture specific implementation. Cc: Richard Henderson <rth@twiddle.net> Cc: David S. Miller <davem@davemloft.net> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Tony Luck <tony.luck@intel.com> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com>
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- 07 1月, 2009 2 次提交
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由 Harvey Harrison 提交于
Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Matthew Wilcox 提交于
The atomic_t type cannot currently be used in some header files because it would create an include loop with asm/atomic.h. Move the type definition to linux/types.h to break the loop. Signed-off-by: NMatthew Wilcox <willy@linux.intel.com> Cc: Huang Ying <ying.huang@intel.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 06 1月, 2009 1 次提交
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由 Ingo Molnar 提交于
Impact: build fix Fujita Tomonori reported: drivers/pci/probe.c: In function 'pci_bus_show_cpuaffinity': drivers/pci/probe.c:56: error: implicit declaration of function 'cpumask_from_node' drivers/pci/probe.c:56: warning: pointer/integer type mismatch in conditional expression make[3]: *** [drivers/pci/probe.o] Error 1 make[2]: *** [drivers/pci] Error 2 FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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- 04 1月, 2009 2 次提交
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由 Mike Travis 提交于
Impact: cleanup The function prototype should use 'struct cpumask *' to declare cpumask arguments (instead of cpumask_var_t). Note: arch/ia64/kernel/irq.c still had the following "old cpumask_t" usages: 105: cpumask_t mask = CPU_MASK_NONE; 107: cpu_set(cpu_logical_id(hwid), mask); 110: irq_desc[irq].affinity = mask; ... replaced with a simple "cpumask_of(cpu_logical_id(hwid))". 161: new_cpu = any_online_cpu(cpu_online_map); 194: time_keeper_id = first_cpu(cpu_online_map); ... replaced with cpu_online_mask refs. Signed-off-by: NMike Travis <travis@sgi.com> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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由 Ingo Molnar 提交于
Impact: build fix on ia64 ia64's default_affinity_write() still had old cpumask_t usage: /home/mingo/tip/kernel/irq/proc.c: In function `default_affinity_write': /home/mingo/tip/kernel/irq/proc.c:114: error: incompatible type for argument 1 of `is_affinity_mask_valid' make[3]: *** [kernel/irq/proc.o] Error 1 make[3]: *** Waiting for unfinished jobs.... update it to cpumask_var_t. Signed-off-by: NIngo Molnar <mingo@elte.hu>
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- 03 1月, 2009 1 次提交
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由 Joerg Roedel 提交于
Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com>
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- 01 1月, 2009 1 次提交
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由 Rusty Russell 提交于
Impact: New API The old topology_core_siblings() and topology_thread_siblings() return a cpumask_t; these new ones return a (const) struct cpumask *. Signed-off-by: NRusty Russell <rusty@rustcorp.com.au> Signed-off-by: NMike Travis <travis@sgi.com>
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- 31 12月, 2008 4 次提交
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由 Jes Sorensen 提交于
Fix kvm_arch_vcpu_ioctl_[gs]et_regs() to do something meaningful on ia64. Old versions could never have worked since they required pointers to be set in the ioctl payload which were never being set by the ioctl handler for get_regs. In addition reserve extra space for future extensions. The change of layout of struct kvm_regs doesn't require adding a new CAP since get/set regs never worked on ia64 until now. This version doesn't support copying the KVM kernel stack in/out of the kernel. This should be implemented in a seperate ioctl call if ever needed. Signed-off-by: NJes Sorensen <jes@sgi.com> Acked-by : Xiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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由 Xiantao Zhang 提交于
kvm-intel module is relocated to an isolated address space with kernel, so it can't call host kernel's printk for debug purpose. In the module, we implement the printk to output debug info of vmm. Signed-off-by: NXiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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由 Xiantao Zhang 提交于
1. Increase the size of data area to 64M 2. Support more vcpus and memory, 128 vcpus and 256G memory are supported for guests. 3. Add the boundary check for memory and vcpu allocation. With this patch, kvm guest's data area looks as follow: * * +----------------------+ ------- KVM_VM_DATA_SIZE * | vcpu[n]'s data | | ___________________KVM_STK_OFFSET * | | | / | * | .......... | | /vcpu's struct&stack | * | .......... | | /---------------------|---- 0 * | vcpu[5]'s data | | / vpd | * | vcpu[4]'s data | |/-----------------------| * | vcpu[3]'s data | / vtlb | * | vcpu[2]'s data | /|------------------------| * | vcpu[1]'s data |/ | vhpt | * | vcpu[0]'s data |____________________________| * +----------------------+ | * | memory dirty log | | * +----------------------+ | * | vm's data struct | | * +----------------------+ | * | | | * | | | * | | | * | | | * | | | * | | | * | | | * | vm's p2m table | | * | | | * | | | * | | | | * vm's data->| | | | * +----------------------+ ------- 0 * To support large memory, needs to increase the size of p2m. * To support more vcpus, needs to ensure it has enough space to * hold vcpus' data. */ Signed-off-by: NXiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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由 Lin Ming 提交于
External driver files should not include any private acpica headers. Signed-off-by: NLin Ming <ming.m.lin@intel.com> Signed-off-by: NLen Brown <len.brown@intel.com>
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- 28 12月, 2008 1 次提交
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由 FUJITA Tomonori 提交于
Impact: cleanup This replaces architecture-specific swiotlb.h (X86 and IA64) with linux/swiotlb.h. Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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- 26 12月, 2008 1 次提交
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由 Rusty Russell 提交于
Impact: New APIs The old node_to_cpumask/node_to_pcibus returned a cpumask_t: these return a pointer to a struct cpumask. Part of removing cpumasks from the stack. We can also use the new for_each_cpu_and() to avoid a temporary cpumask, and a gratuitous test in sn_topology_show. (Includes fix from KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>) Signed-off-by: NRusty Russell <rusty@rustcorp.com.au> Cc: Tony Luck <tony.luck@intel.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
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- 13 12月, 2008 1 次提交
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由 Rusty Russell 提交于
Impact: cleanup Each SMP arch defines these themselves. Move them to a central location. Twists: 1) Some archs (m32, parisc, s390) set possible_map to all 1, so we add a CONFIG_INIT_ALL_POSSIBLE for this rather than break them. 2) mips and sparc32 '#define cpu_possible_map phys_cpu_present_map'. Those archs simply have phys_cpu_present_map replaced everywhere. 3) Alpha defined cpu_possible_map to cpu_present_map; this is tricky so I just manipulate them both in sync. 4) IA64, cris and m32r have gratuitous 'extern cpumask_t cpu_possible_map' declarations. Signed-off-by: NRusty Russell <rusty@rustcorp.com.au> Reviewed-by: NGrant Grundler <grundler@parisc-linux.org> Tested-by: NTony Luck <tony.luck@intel.com> Acked-by: NIngo Molnar <mingo@elte.hu> Cc: Mike Travis <travis@sgi.com> Cc: ink@jurassic.park.msu.ru Cc: rmk@arm.linux.org.uk Cc: starvik@axis.com Cc: tony.luck@intel.com Cc: takata@linux-m32r.org Cc: ralf@linux-mips.org Cc: grundler@parisc-linux.org Cc: paulus@samba.org Cc: schwidefsky@de.ibm.com Cc: lethal@linux-sh.org Cc: wli@holomorphy.com Cc: davem@davemloft.net Cc: jdike@addtoit.com Cc: mingo@redhat.com
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- 10 12月, 2008 1 次提交
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由 Alexey Dobriyan 提交于
CC arch/ia64/kernel/asm-offsets.s In file included from include/linux/bitops.h:17, from include/linux/kernel.h:15, from include/linux/sched.h:52, from arch/ia64/kernel/asm-offsets.c:9: arch/ia64/include/asm/bitops.h: In function 'set_bit': arch/ia64/include/asm/bitops.h:47: error: implicit declaration of function 'BUILD_BUG_ON' Obvious inclusion of kernel.h doesn't fix it, because of circular dependencies involving fls.h and log2(). Fixing the latter requires some serious header surgery, it seems, so just remove BUILD_BUG_ON for now. Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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- 01 12月, 2008 1 次提交
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由 Christoph Hellwig 提交于
All architectures now use the generic compat_sys_ptrace, as should every new architecture that needs 32bit compat (if we'll ever get another). Remove the now superflous __ARCH_WANT_COMPAT_SYS_PTRACE define, and also kill a comment about __ARCH_SYS_PTRACE that was added after __ARCH_SYS_PTRACE was already gone. Signed-off-by: NChristoph Hellwig <hch@lst.de> Acked-by: NDavid S. Miller <davem@davemloft.net> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 26 11月, 2008 1 次提交
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由 Ingo Molnar 提交于
Mathieu Desnoyers reported this build failure on powerpc: kernel/sched.c: In function 'sd_init_NODE': kernel/sched.c:7319: error: non-static initialization of a flexible array member kernel/sched.c:7319: error: (near initialization for '(anonymous)') this happens because .span changed to cpumask_var_t, hence the static CPU_MASK_NONE initializers in the SD_*_INIT templates are not type-correct anymore. Remove them, as they default to empty anyway. Also remove them from IA64, MIPS and SH. Reported-by: NMathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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- 21 11月, 2008 1 次提交
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由 Isaku Yamahata 提交于
pv_cpu_ops.getreg(_IA64_REG_IP) returned constant. But the returned ip valued should be the one in the caller, not of the callee. This patch fixes that. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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- 05 11月, 2008 5 次提交
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由 FUJITA Tomonori 提交于
The block layer dropped the virtual merge feature (b8b3e16c). BIO_VMERGE_BOUNDARY definition is meaningless now (For IA64, BIO_VMERGE_BOUNDARY has been meaningless for a long time since IA64 disables the virtual merge feature). Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Joerg Roedel 提交于
Remove the swiotlb prototypes from the architecture code and use the common header file instead. Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Ken'ichi Ohmichi 提交于
makedumpfile[1] cannot run on ia64 discontigmem kernel, because the member node_mem_map of struct pgdat_list has invalid value. This patch fixes it. node_start_pfn shows the start pfn of each node, and node_mem_map should point 'struct page' of each node's node_start_pfn. On my machine, node0's node_start_pfn shows 0x400 and its node_mem_map points 0xa0007fffbf000000. This address is the same as vmem_map, so the node_mem_map points 'struct page' of pfn 0, even if its node_start_pfn shows 0x400. The cause is due to the round down of min_pfn in count_node_pages() and node0's node_mem_map points 'struct page' of inactive pfn (0x0). This patch fixes it. makedumpfile[1]: dump filtering command https://sourceforge.net/projects/makedumpfile/Signed-off-by: NKen'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp> Cc: Bernhard Walle <bwalle@suse.de> Cc: Jay Lan <jlan@sgi.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Russ Anderson 提交于
Add the error_recovery_info field to the SAL section header, as defined in the SAL Spec. Signed-off-by: NRuss Anderson <rja@sgi.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Russ Anderson 提交于
This is used by SGI xp drivers (drivers/misc/sgi-xp). Signed-off-by: NRuss Anderson <rja@sgi.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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- 28 10月, 2008 2 次提交
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由 Xiantao Zhang 提交于
Common halt logic was changed by x86 and did not update ia64. This patch updates halt for ia64. Fixes a regression causing guests to hang with more than 2 vcpus. Signed-off-by: NXiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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由 Sheng Yang 提交于
Every call of kvm_set_irq() should offer an irq_source_id, which is allocated by kvm_request_irq_source_id(). Based on irq_source_id, we identify the irq source and implement logical OR for shared level interrupts. The allocated irq_source_id can be freed by kvm_free_irq_source_id(). Currently, we support at most sizeof(unsigned long) different irq sources. [Amit: - rebase to kvm.git HEAD - move definition of KVM_USERSPACE_IRQ_SOURCE_ID to common file - move kvm_request_irq_source_id to the update_irq ioctl] [Xiantao: - Add kvm/ia64 stuff and make it work for kvm/ia64 guests] Signed-off-by: NSheng Yang <sheng@linux.intel.com> Signed-off-by: NAmit Shah <amit.shah@redhat.com> Signed-off-by: NXiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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- 25 10月, 2008 1 次提交
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由 Fenghua Yu 提交于
On Thu, Oct 23, 2008 at 04:09:52PM -0700, Alexander Beregalov wrote: > arch/x86/kernel/built-in.o: In function `iommu_setup': > pci-dma.c:(.init.text+0x36ad): undefined reference to `forbid_dac' > pci-dma.c:(.init.text+0x36cc): undefined reference to `forbid_dac' > pci-dma.c:(.init.text+0x3711): undefined reference to `forbid_dac This patch partially reverts a patch to add IOMMU support to ia64. The forbid_dac variable was incorrectly moved to quirks.c, which isn't built when PCI is disabled. Tested-by: N"Alexander Beregalov" <a.beregalov@gmail.com> Acked-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: NFenghua Yu <fenghua.yu@intel.com> Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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- 21 10月, 2008 1 次提交
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由 Benjamin Herrenschmidt 提交于
This adds the ability to mmap legacy IO space to the legacy_io files in sysfs on platforms that support it. This will allow to clean up X to use this instead of /dev/mem for legacy IO accesses such as those performed by Int10. While at it I moved pci_create/remove_legacy_files() to pci-sysfs.c where I think they belong, thus making more things statis in there and cleaned up some spurrious prototypes in the ia64 pci.h file Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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- 18 10月, 2008 10 次提交
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由 Tony Luck 提交于
Madison cpus support 64 TR registers. Increase IA64_TR_ALLOC_MAX to 64. Also fixup the messages that get printed when this limit is exceeded. Repeating for every cpu is too noisy. Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Christoph Hellwig 提交于
It's just a duplicate of the native sys_pause, which we can use after defining __ARCH_WANT_SYS_PAUSE. Signed-off-by: NChristoph Hellwig <hch@lst.de> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Fenghua Yu 提交于
The patch contains Intel IOMMU IA64 specific code. It defines new machvec dig_vtd, hooks for IOMMU, DMAR table detection, cache line flush function, etc. For a generic kernel with CONFIG_DMAR=y, if Intel IOMMU is detected, dig_vtd is used for machinve vector. Otherwise, kernel falls back to dig machine vector. Kernel parameter "machvec=dig" or "intel_iommu=off" can be used to force kernel to boot dig machine vector. Signed-off-by: NFenghua Yu <fenghua.yu@intel.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
This patch implements a checker to detect instructions which should be paravirtualized instead of direct writing raw instruction. This patch does rough check so that it doesn't fully cover all cases, but it can detects most cases of paravirtualization breakage of hand written assembly codes. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
define xen machine vector for domU. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
define arch/ia64/include/asm/xen/irq.h to define the number of irqs which xen needs. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
paravirtualize entry.S for ia64/xen by multi compile. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
paravirtualize ivt.S for xen by multi compile. Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
paravirtualize DO_SAVE_MIN in minstate.h for xen. Signed-off-by: NYaozu (Eddie) Dong <eddie.dong@intel.com> Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: NTony Luck <tony.luck@intel.com>
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由 Isaku Yamahata 提交于
define xen paravirtualized instructions for hand written assembly code. Signed-off-by: NYaozu (Eddie) Dong <eddie.dong@intel.com> Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp> Cc: Akio Takebe <takebe_akio@jp.fujitsu.com> Signed-off-by: NTony Luck <tony.luck@intel.com>
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