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2007-03-04Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* master.kernel.org:/home/rmk/linux-2.6-arm: (30 commits) [ARM] Acorn: move the i2c bus driver into drivers/i2c [ARM] ARM SCSI: Don't try to dma_map_sg too many scatterlist entries [ARM] ARM FAS216: don't modify scsi_cmnd request_bufflen [ARM] rtc-pcf8583: Final fixes for this RTC on RiscPC [ARM] rtc-pcf8583: correct month and year offsets [ARM] rtc-pcf8583: don't use BCD_TO_BIN/BIN_TO_BCD [ARM] EBSA110: Work around build errors [ARM] 4241/1: Define mb() as compiler barrier on a uniprocessor system [ARM] 4239/1: S3C24XX: Update kconfig entries for PM [ARM] 4238/1: S3C24XX: docs: update suspend and resume [ARM] 4237/2: oprofile: Always allow backtraces on ARM [ARM] Yet more asm/apm-emulation.h stuff ARM: OMAP: Add missing get_irqnr_preamble and arch_ret_to_user for omap2 ARM: OMAP: Use linux/delay.h not asm/delay.h ARM: OMAP: Remove obsolete alsa typedefs ARM: OMAP: omap1510->15xx conversions needed for sx1 ARM: OMAP: Add missing includes to board-nokia770 ARM: OMAP: Workqueue changes for board-h4.c ARM: OMAP: dmtimer.c omap1 register fix ARM: OMAP: board-nokia770: correct lcd name ...
2007-03-04Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linusLinus Torvalds
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: [MIPS] MTX1: clear PCI errors [MIPS] MTX1: add idsel cardbus ressources [MIPS] MTX1: remove unneeded settings [MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s. [MIPS] Cobalt: update reserved resources [MIPS] SN: PCI fixup needs to include <irq.h>. [MIPS] DMA: Fix a bunch of warnings due to missing inline keywords. [MIPS] RM: It should be #ifdef CONFIG_FOO not #if CONFIG_FOO ... [MIPS] Fix and cleanup the mess that a dozen prom_printf variants are. [MIPS] DEC: Remove redeclarations of mips_machgroup and mips_machtype. [MIPS] No need to write c0_compare in plat_timer_setup [MIPS] Convert to RTC-class ds1742 driver [MIPS] Oprofile: Add missing break statements. [MIPS] jmr3927: build fix [MIPS] SNI: Fix mc146818_decode_year [MIPS] Replace sys32_timer_create with the generic compat_sys_timer_create. [MIPS] Replace sys32_socketcall with the generic compat_sys_socketcall. [MIPS] N32 waitid is the same as o32.
2007-03-04[ARM] Acorn: move the i2c bus driver into drivers/i2cRussell King
Move the Acorn IOC/IOMD I2C bus driver from drivers/i2c, strip out the reminants of the platform specific parts of the old PCF8583 RTC code, and remove the old obsolete PCF8583 driver. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[ARM] ARM SCSI: Don't try to dma_map_sg too many scatterlist entriesRussell King
An off-by-one bug meant we were always trying to map one too many scatterlist entries. This was mostly harmless prior to the checks going in to consistent_sync(), but now causes the kernel to BUG. Also, powertec.c was missing an assignment to info->ec. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[ARM] ARM FAS216: don't modify scsi_cmnd request_bufflenRussell King
SCSI doesn't want drivers to modify request_bufflen, so keep a driver-private copy of this in the scsi_pointer structure instead. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[ARM] rtc-pcf8583: Final fixes for this RTC on RiscPCRussell King
Replace the I2C bus address, as per drivers/acorn/char/pcf8583.c. Also, since this driver also contains Acorn RiscPC specific code for obtaining the current year from the SRAM (and updating the platform specific checksum when writing new data back) this is NOT a platform independent driver. Document it as such, and update the dependencies to reflect this fact. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[ARM] rtc-pcf8583: correct month and year offsetsRussell King
No, today is not 4th April 3907, it's 4th March 2007. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[ARM] rtc-pcf8583: don't use BCD_TO_BIN/BIN_TO_BCDRussell King
Both BCD_TO_BIN(x) and BIN_TO_BCD(x) have an unexpected side-effect - not only do they return the value as expected, they _modify_ their argument in the process. Let's play it safe and avoid these macros. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-03-04[MIPS] MTX1: clear PCI errorsFlorian Fainelli
This patch clears PCI errors after showing more debug informations. Signed-off-by: Florian Fainelli <florian.fainelli@int-evry.fr> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] MTX1: add idsel cardbus ressourcesFlorian Fainelli
Adds cardbus ressources for MTX1 boards which have a PCMCIA controller. Signed-off-by: Florian Fainelli <florian.fainelli@int-evry.fr> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] MTX1: remove unneeded settingsFlorian Fainelli
This patch removes unnecessary settings at setup time. Signed-off-by: Florian Fainelli <florian.fainelli@int-evry.fr> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Cobalt: update reserved resourcesYoichi Yuasa
This patch has removed unused timer resource. Moreover, the name of reserved resources ware changed. Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] SN: PCI fixup needs to include <irq.h>.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] DMA: Fix a bunch of warnings due to missing inline keywords.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] RM: It should be #ifdef CONFIG_FOO not #if CONFIG_FOO ...Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Fix and cleanup the mess that a dozen prom_printf variants are.Ralf Baechle
early_printk is a so much saner thing. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] DEC: Remove redeclarations of mips_machgroup and mips_machtype.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] No need to write c0_compare in plat_timer_setupAtsushi Nemoto
If R4k counter was used for hpt_timer and interrupt source, c0_hpt_timer_init() initializes the c0_compare register. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Convert to RTC-class ds1742 driverAtsushi Nemoto
The generic rtc-ds1742 driver can be used for RBTX4927 and JMR3927 (with __swizzle_addr trick). This patch also removes MIPS local DS1742 stuff. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Oprofile: Add missing break statements.Ralf Baechle
This was causing oprofile to fail on R10000, R12000, R14000. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] jmr3927: build fixAtsushi Nemoto
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] SNI: Fix mc146818_decode_yearThomas Bogendoerfer
Big endian RMs uses a different mc146818_decode_year than little endian RMs Correct mc146818_decode_year for years before 2000 Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Replace sys32_timer_create with the generic compat_sys_timer_create.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] Replace sys32_socketcall with the generic compat_sys_socketcall.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04[MIPS] N32 waitid is the same as o32.Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-04KVM: Move kvmfs magic number to <linux/magic.h>Andrew Morton
Use the standard magic.h for kvmfs. Cc: Avi Kivity <avi@qumranet.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Fix bogus failure in kvm.ko module initializationAvi Kivity
A bogus 'return r' can cause an otherwise successful module load to fail. This both denies users the use of kvm, and it also denies them the use of their machine, as it leaves a filesystem registered with its callbacks pointing into now-freed module memory. Fix by returning a zero like a good module. Thanks to Richard Lucassen <mailinglists@lucassen.org> (?) for reporting the problem and for providing access to a machine which exhibited it. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Remove write access permissions when dirty-page-logging is enabledUri Lublin
Enabling dirty page logging is done using KVM_SET_MEMORY_REGION ioctl. If the memory region already exists, we need to remove write accesses, so writes will be caught, and dirty pages will be logged. Signed-off-by: Uri Lublin <uril@qumranet.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04kvm: move do_remove_write_access() upUri Lublin
To be called from kvm_vm_ioctl_set_memory_region() Signed-off-by: Uri Lublin <uril@qumranet.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Fix dirty page log bitmap size/access calculationUri Lublin
Since dirty_bitmap is an unsigned long array, the alignment and size need to take that into account. Signed-off-by: Uri Lublin <uril@qumranet.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Add missing calls to mark_page_dirty()Uri Lublin
A few places where we modify guest memory fail to call mark_page_dirty(), causing live migration to fail. This adds the missing calls. Signed-off-by: Uri Lublin <uril@qumranet.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Bump API versionAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Per-vcpu inodesAvi Kivity
Allocate a distinct inode for every vcpu in a VM. This has the following benefits: - the filp cachelines are no longer bounced when f_count is incremented on every ioctl() - the API and internal code are distinctly clearer; for example, on the KVM_GET_REGS ioctl, there is no need to copy the vcpu number from userspace and then copy the registers back; the vcpu identity is derived from the fd used to make the call Right now the performance benefits are completely theoretical since (a) we don't support more than one vcpu per VM and (b) virtualization hardware inefficiencies completely everwhelm any cacheline bouncing effects. But both of these will change, and we need to prepare the API today. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Move kvm_vm_ioctl_create_vcpu() aroundAvi Kivity
In preparation of some hacking. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Rename some kvm_dev_ioctl_*() functions to kvm_vm_ioctl_*()Avi Kivity
This reflects the changed scope, from device-wide to single vm (previously every device open created a virtual machine). Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Create an inode per virtual machineAvi Kivity
This avoids having filp->f_op and the corresponding inode->i_fop different, which is a little unorthodox. The ioctl list is split into two: global kvm ioctls and per-vm ioctls. A new ioctl, KVM_CREATE_VM, is used to create VMs and return the VM fd. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Add internal filesystem for generating inodesAvi Kivity
The kvmfs inodes will represent virtual machines and vcpus, as necessary, reducing cacheline bouncing due to inodes and filps being shared. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: More 0 -> NULL conversionsAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: SVM: intercept SMI to handle it at host levelJoerg Roedel
This patch changes the SVM code to intercept SMIs and handle it outside the guest. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: svm: init cr0 with the wp bit setAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Wire up hypercall handlers to a central arch-independent locationAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Add hypercall host support for svmAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Add host hypercall support for vmxIngo Molnar
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: add MSR based hypercall APIIngo Molnar
This adds a special MSR based hypercall API to KVM. This is to be used by paravirtual kernels and virtual drivers. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Use page_private()/set_page_private() apisMarkus Rechberger
Besides using an established api, this allows using kvm in older kernels. Signed-off-by: Markus Rechberger <markus.rechberger@amd.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Use ARRAY_SIZE macro instead of manual calculation.Ahmed S. Darwish
Signed-off-by: Ahmed S. Darwish <darwish.07@gmail.com> Signed-off-by: Dor Laor <dor.laor@qumranet.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: vmx: hack set_cr0_no_modeswitch() to actually do modeswitchJoerg Roedel
The whole thing is rotten, but this allows vmx to boot with the guest reboot fix. Signed-off-by: Markus Rechberger <markus.rechberger@amd.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: CosmeticsAvi Kivity
Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-03-04KVM: Move virtualization deactivation from CPU_DEAD state to CPU_DOWN_PREPAREJeremy Katz
This gives it more chances of surviving suspend. Signed-off-by: Jeremy Katz <katzj@redhat.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
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