[tip:x86/apic] x86/uv: Use new irqdomain interfaces to allocate/ free IRQ

Commit-ID: 331dd19eee243e1b7e670c5993609121817afeaa Gitweb: http://git.kernel.org/tip/331dd19eee243e1b7e670c5993609121817afeaa Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:27 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:48 +0200 x86/uv: Use new irqdomain

[tip:x86/apic] x86/MSI: Simplify the way to deal with remapped MSI interrupts

Commit-ID: 68682a2687bf7dbe51309d297757a7ea6a96d312 Gitweb: http://git.kernel.org/tip/68682a2687bf7dbe51309d297757a7ea6a96d312 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:46 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/MSI: Simplify the way

[tip:x86/apic] x86/irq: Normalize x86 irq_chip name

Commit-ID: 81dabe2e739d5e0ad8ca2369738fb84bd64f967d Gitweb: http://git.kernel.org/tip/81dabe2e739d5e0ad8ca2369738fb84bd64f967d Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:45 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/irq: Normalize x86 irq

[tip:x86/apic] x86/intel-mid, trivial: Refine code syntax for sfi_parse_mtmr()

Commit-ID: b0415817cb7960f408da51e6fedecc6a19e2b895 Gitweb: http://git.kernel.org/tip/b0415817cb7960f408da51e6fedecc6a19e2b895 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:52 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/intel-mid, trivial: Re

[tip:x86/apic] x86/MSI: Replace msi_update_msg() with irq_chip_compose_msi_msg()

Commit-ID: 90d84fe95dd6b418383aa0e0e5cace8f1b1e7e30 Gitweb: http://git.kernel.org/tip/90d84fe95dd6b418383aa0e0e5cace8f1b1e7e30 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:47 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/MSI: Replace msi_updat

[tip:x86/apic] x86/intel-mid: Delay initialization of APB timer

Commit-ID: 6648d1b42c349d748839d7bad91cc8a65c73e262 Gitweb: http://git.kernel.org/tip/6648d1b42c349d748839d7bad91cc8a65c73e262 Author: Thomas Gleixner AuthorDate: Mon, 13 Apr 2015 14:11:51 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/intel-mid: Delay

[tip:x86/apic] irq_remapping: Introduce new interfaces to support hierarchical irqdomains

Commit-ID: 947045a2aac1157c85a24984c9a8128846ae7266 Gitweb: http://git.kernel.org/tip/947045a2aac1157c85a24984c9a8128846ae7266 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:30 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:48 +0200 irq_remapping: Introduce n

[tip:x86/apic] x86/uv: Use hierarchical irqdomain to manage UV interrupts

Commit-ID: 43fe1abc18a237581663a51da4c2f8e57684c223 Gitweb: http://git.kernel.org/tip/43fe1abc18a237581663a51da4c2f8e57684c223 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:44 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/uv: Use hierarchical i

[tip:x86/apic] irq_remapping: Clean up unused MSI related code

Commit-ID: 7a53a12162cbe5feb66380b96cc794a031a8f39a Gitweb: http://git.kernel.org/tip/7a53a12162cbe5feb66380b96cc794a031a8f39a Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:39 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:49 +0200 irq_remapping: Clean up un

[tip:x86/apic] x86/irq: Simplify MSI/DMAR/ HPET implementation by using common code

Commit-ID: e390d895ae14ad655c6b830e62a22a81b69290ef Gitweb: http://git.kernel.org/tip/e390d895ae14ad655c6b830e62a22a81b69290ef Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:49 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/irq: Simplify MSI/DMAR

[tip:x86/apic] x86/irq: Introduce helper functions to support hierarchical irqdomains for IOAPIC

Commit-ID: 96ed44b2d5e0e9d6e5b135e84ea5c8cd763ce861 Gitweb: http://git.kernel.org/tip/96ed44b2d5e0e9d6e5b135e84ea5c8cd763ce861 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:58 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Introduce helper

[tip:x86/apic] x86/irq: Prepare IOAPIC interfaces to support hierarchical irqdomains

Commit-ID: c4d05a2c354b15965c9b2a5f46016a5d9f43e224 Gitweb: http://git.kernel.org/tip/c4d05a2c354b15965c9b2a5f46016a5d9f43e224 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:54 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Prepare IOAPIC in

[PATCH v2 2/2] powerpc/kvm: Disable in-kernel MPIC emulation for PREEMPT_RT_FULL

While converting the openpic emulation code to use a raw_spinlock_t enables guests to run on RT, there's still a performance issue. For interrupts sent in directed delivery mode with a multiple CPU mask, the emulated openpic will loop through all of the VCPUs, and for each VCPUs, it call IRQ_check,

[tip:x86/apic] x86/irq: Convert IOAPIC to use hierarchical irqdomain interfaces

Commit-ID: d32932d02e1869be838cea3ace42467c360db377 Gitweb: http://git.kernel.org/tip/d32932d02e1869be838cea3ace42467c360db377 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:59 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Convert IOAPIC to

Re: [PATCH] net: mdio-gpio: support access that may sleep

On 24/04/15 08:04, David Miller wrote: > From: Vivien Didelot > Date: Wed, 22 Apr 2015 13:06:54 -0400 > >> Some systems using mdio-gpio may use gpio on message based busses, which >> require sleeping (e.g. gpio from an I2C I/O expander). >> >> Since this driver does not use IRQ handler, it is saf

[PATCH v2 3/3] iio: magnetometer: Add ACPI support for MMC35240

We assume that ACPI device tables use MMC35240 to identify MEMSIC's 3 axis magnetic sensor. Signed-off-by: Daniel Baluta --- drivers/iio/magnetometer/mmc35240.c | 8 1 file changed, 8 insertions(+) diff --git a/drivers/iio/magnetometer/mmc35240.c b/drivers/iio/magnetometer/mmc35240.c

[tip:x86/apic] x86/irq: Remove x86_io_apic_ops.print_entries and related interfaces

Commit-ID: 84bea5cc7709dffdadfa9885a66efd67d9ffc24c Gitweb: http://git.kernel.org/tip/84bea5cc7709dffdadfa9885a66efd67d9ffc24c Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:40 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove x86_io_api

[tip:x86/apic] x86/irq: Implement callbacks to enable hierarchical irqdomains on IOAPICs

Commit-ID: 49c7e60022912d10da88ba67e8eb2927f1143f6a Gitweb: http://git.kernel.org/tip/49c7e60022912d10da88ba67e8eb2927f1143f6a Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:55 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Implement callbac

[tip:x86/apic] x86/irq: Simplify the way to print IOAPIC entry

Commit-ID: a44174ee7b380012cdb63d563617f67bb7757649 Gitweb: http://git.kernel.org/tip/a44174ee7b380012cdb63d563617f67bb7757649 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:57 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Simplify the way

[tip:x86/apic] x86/irq: Refine the way to allocate irq_cfg for legacy IRQs

Commit-ID: 133153205b263ea9ce4e771876ede544f896e034 Gitweb: http://git.kernel.org/tip/133153205b263ea9ce4e771876ede544f896e034 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:56 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Refine the way to

[PATCH 2/2] drm/msm/mdp5: Wait for PP_DONE irq for command mode CRTC atomic commit

CRTCs in DSI command mode data path should wait for pingpong done, instead of vblank, to finish atomic commit. This change is to enable PP_DONE irq on command mode CRTCs and wait for this irq happens before atomic commit completion. Signed-off-by: Hai Li --- drivers/gpu/drm/msm/mdp/mdp5/mdp5_cm

[tip:x86/apic] irq_remapping/vt-d: Clean up unsued code

Commit-ID: 3c6e567509ed4e60593b1683a1e557c34e503be6 Gitweb: http://git.kernel.org/tip/3c6e567509ed4e60593b1683a1e557c34e503be6 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:47 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 irq_remapping/vt-d: Clean

[tip:x86/apic] x86/irq: Remove x86_io_apic_ops.eoi_ioapic_pin and related interfaces

Commit-ID: ad66e1efc95e548598b032c1fe5bbc34f6460547 Gitweb: http://git.kernel.org/tip/ad66e1efc95e548598b032c1fe5bbc34f6460547 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:43 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove x86_io_api

[tip:x86/apic] irq_remapping: Clean up unsued code to support IOAPIC

Commit-ID: 9880534989ba96faad26aebc01dcdb2c1b5793aa Gitweb: http://git.kernel.org/tip/9880534989ba96faad26aebc01dcdb2c1b5793aa Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:46 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 irq_remapping: Clean up un

Re: Interacting with coherent memory on external devices

On 04/24/2015 10:01 AM, Christoph Lameter wrote: > On Thu, 23 Apr 2015, Paul E. McKenney wrote: > >>> As far as I know Jerome is talkeing about HPC loads and high performance >>> GPU processing. This is the same use case. >> >> The difference is sensitivity to latency. You have latency-sensitive

[tip:x86/apic] x86/irq: Remove GENERIC_IRQ_LEGACY_ALLOC_HWIRQ

Commit-ID: baac16952635445addaf397bad74e847db821d6d Gitweb: http://git.kernel.org/tip/baac16952635445addaf397bad74e847db821d6d Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:44 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove GENERIC_IR

[PATCH v2 0/3] Introduce support for MMC35240 magnetic sensor

This adds support for Memsic's MMC35240 magnetometer. The sensor does not offer an interrupt line for data ready so for the moment we only expose raw readings via sysfs interface. This patchset also adds ACPI and Power Management support. Changes since v1: * fixed nits reported by Peter a

[tip:x86/apic] x86/irq: Remove x86_io_apic_ops.set_affinity and related interfaces

Commit-ID: aa5cb97f14a2dd5aefabed6538c35ebc087d7c24 Gitweb: http://git.kernel.org/tip/aa5cb97f14a2dd5aefabed6538c35ebc087d7c24 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:42 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove x86_io_api

[tip:x86/apic] x86/htirq: Use hierarchical irqdomain to manage Hypertransport interrupts

Commit-ID: 49e07d8f28c05347f237146a9ec66f6d958db83e Gitweb: http://git.kernel.org/tip/49e07d8f28c05347f237146a9ec66f6d958db83e Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:43 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/htirq: Use hierarchica

[PATCH v2 0/2] powerpc/kvm: Enable running guests on RT Linux

This patchset enables running KVM SMP guests with external interrupts on an underlying RT-enabled Linux. Previous to this patch, a guest with in-kernel MPIC emulation could easily panic the kernel due to preemption when delivering IPIs and external interrupts, because of the openpic spinlock becomi

[tip:x86/apic] x86/irq: Remove x86_io_apic_ops.setup_entry and related interfaces

Commit-ID: 35d50d8fd5b8f932b3e71311a4cbd4384501ab9a Gitweb: http://git.kernel.org/tip/35d50d8fd5b8f932b3e71311a4cbd4384501ab9a Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:41 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove x86_io_api

[tip:x86/apic] x86/irq: Remove unused struct mp_pin_info

Commit-ID: b75e818f7fc6db153a4ebfba1d31366c1cc531aa Gitweb: http://git.kernel.org/tip/b75e818f7fc6db153a4ebfba1d31366c1cc531aa Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:39 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Remove unused str

Re: [GIT PULL 0/4] perf/urgent fixes

Em Fri, Apr 24, 2015 at 09:59:18AM +0100, Javi Merino escreveu: > On Fri, Apr 24, 2015 at 03:02:18AM +0100, Namhyung Kim wrote: > > Hi Arnaldo, > > > > I've set up some docker containers for build test, and found a couple > > of failures.. It seems David's kmem build fix ("perf kmem: Fix > > comp

Re: [PATCH v6 01/26] IB/Verbs: Implement new callback query_transport()

On Fri, 2015-04-24 at 10:46 -0400, Tom Talpey wrote: > On 4/24/2015 10:35 AM, Michael Wang wrote: > > > > > > On 04/24/2015 04:29 PM, Tom Talpey wrote: > >> On 4/24/2015 8:23 AM, Michael Wang wrote: > > [snip] > >>> +static enum rdma_transport_type > >>> +mlx5_ib_query_transport(struct ib_device *d

[tip:x86/apic] x86/irq: Remove function apic_set_affinity()

Commit-ID: 68f9f4404d74f859dc84973db8731b41a51d929a Gitweb: http://git.kernel.org/tip/68f9f4404d74f859dc84973db8731b41a51d929a Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:01 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Remove function a

Re: [PATCH] net: mdio-gpio: support access that may sleep

From: Florian Fainelli Date: Fri, 24 Apr 2015 08:56:34 -0700 > On 24/04/15 08:04, David Miller wrote: >> From: Vivien Didelot >> Date: Wed, 22 Apr 2015 13:06:54 -0400 >> >>> Some systems using mdio-gpio may use gpio on message based busses, which >>> require sleeping (e.g. gpio from an I2C I/O

[tip:x86/apic] x86/irq: Move check of cfg-> move_in_progress into send_cleanup_vector()

Commit-ID: c6c2002b744215810c770dd73f45da954bcfa9d5 Gitweb: http://git.kernel.org/tip/c6c2002b744215810c770dd73f45da954bcfa9d5 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:02 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Move check of cfg

[PATCH 0/4] nohz: A few improvements v3

Since v2, this set only changes "context_tracking: Inherit TIF_NOHZ through forks instead of context switches" which now warns when tasklist is populated earlier than expected as per Peterz suggestion. Simpler. git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git nohz

[tip:x86/apic] irq_remapping/amd: Move struct irq_2_irte into amd_iommu.c

Commit-ID: 9c72496698a4dadd406d159f7735851a63ef9412 Gitweb: http://git.kernel.org/tip/9c72496698a4dadd406d159f7735851a63ef9412 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:52 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 irq_remapping/amd: Move st

[tip:x86/apic] irq_remapping/vt-d: Move struct irq_2_iommu into intel_irq_remapping.c

Commit-ID: 099c5c03487f6bca30c628e14e666788dd61fb33 Gitweb: http://git.kernel.org/tip/099c5c03487f6bca30c628e14e666788dd61fb33 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:51 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 irq_remapping/vt-d: Move s

[tip:x86/apic] x86/irq: Move irq_cfg.irq_2_pin into io_apic.c

Commit-ID: 4467715a44cca2fa41d25f3d32b737bd2331a8d9 Gitweb: http://git.kernel.org/tip/4467715a44cca2fa41d25f3d32b737bd2331a8d9 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:53 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 x86/irq: Move irq_cfg.irq_

[tip:x86/apic] x86/irq: Use cached IOAPIC entry instead of reading from hardware

Commit-ID: 0be275e3a5607b23f5132121bca22a10ee23aa99 Gitweb: http://git.kernel.org/tip/0be275e3a5607b23f5132121bca22a10ee23aa99 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:57 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Use cached IOAPIC

[tip:x86/apic] x86/irq: Remove irq_cfg.irq_remapped

Commit-ID: bac4f90784efb858cfafdd7401dede6ef9563818 Gitweb: http://git.kernel.org/tip/bac4f90784efb858cfafdd7401dede6ef9563818 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:50 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 x86/irq: Remove irq_cfg.ir

[tip:x86/apic] irq_remapping/amd: Clean up unsued code

Commit-ID: 494b89749f3857d4e726c0715fe2db6cf40cc82c Gitweb: http://git.kernel.org/tip/494b89749f3857d4e726c0715fe2db6cf40cc82c Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:48 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 irq_remapping/amd: Clean u

[tip:x86/apic] x86/irq: Remove x86_io_apic_ops.write and x86_io_apic_ops.modify

Commit-ID: 9a93d4736ec5ec322ec8f240a292c1a86cd0876d Gitweb: http://git.kernel.org/tip/9a93d4736ec5ec322ec8f240a292c1a86cd0876d Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:55 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 x86/irq: Remove x86_io_api

[tip:x86/apic] x86/irq: Make functions only used in vector.c static

Commit-ID: f970510cc55e41d21ca30feb56873aaeb57ec18d Gitweb: http://git.kernel.org/tip/f970510cc55e41d21ca30feb56873aaeb57ec18d Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:00 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Make functions on

[tip:x86/apic] x86/irq: Clean up io_apic.h

Commit-ID: 154d9e50e413ee144d48ccd6c402633ffbecbfff Gitweb: http://git.kernel.org/tip/154d9e50e413ee144d48ccd6c402633ffbecbfff Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:56 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Clean up io_apic.

[PATCH 4/4] nohz: Set isolcpus when nohz_full is set

From: Chris Metcalf nohz_full is only useful with isolcpus also set, since otherwise the scheduler has to run periodically to try to determine whether to steal work from other cores. Accordingly, when booting with nohz_full=xxx on the command line, we should act as if isolcpus=xxx was also set,

[tip:x86/apic] irq_remapping: Clean up unused interfaces

Commit-ID: 4c77c983868ef652bcfc207b40054620219ac2a3 Gitweb: http://git.kernel.org/tip/4c77c983868ef652bcfc207b40054620219ac2a3 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:49 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 irq_remapping: Clean up un

Re: Interacting with coherent memory on external devices

On Fri, Apr 24, 2015 at 09:30:40AM -0500, Christoph Lameter wrote: > On Thu, 23 Apr 2015, Paul E. McKenney wrote: > > > If by "entire industry" you mean everyone who might want to use hardware > > acceleration, for example, including mechanical computer-aided design, > > I am skeptical. > > The i

[tip:x86/apic] x86/irq: Remove sis apic bug workaround

Commit-ID: 1f934641294ca2e09016c689862378fbb15da4d4 Gitweb: http://git.kernel.org/tip/1f934641294ca2e09016c689862378fbb15da4d4 Author: Thomas Gleixner AuthorDate: Tue, 14 Apr 2015 10:29:58 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Remove sis

[tip:x86/apic] x86/irq: Remove struct io_apic_irq_attr

Commit-ID: 50a6ad84b2a2c971e76d57884d61a5a55d7c1601 Gitweb: http://git.kernel.org/tip/50a6ad84b2a2c971e76d57884d61a5a55d7c1601 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:54 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:53 +0200 x86/irq: Remove struct io_

[PATCH 3/4] nohz: Add tick_nohz_full_add_cpus_to() API

From: Chris Metcalf This API is useful to modify a cpumask indicating some special nohz-type functionality so that the nohz cores are automatically added to that set. Acked-by: Peter Zijlstra (Intel) Signed-off-by: Chris Metcalf Cc: Peter Zijlstra (Intel) Cc: Paul E. McKenney Cc: Rafael J. W

[tip:x86/apic] irq_remapping: Remove unused function irq_remapping_print_chip()

Commit-ID: 0cddfc79462423bf86cbe34560bad07f4a25ded6 Gitweb: http://git.kernel.org/tip/0cddfc79462423bf86cbe34560bad07f4a25ded6 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:50 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 irq_remapping: Remove unus

[PATCH 2/4] context_tracking: Inherit TIF_NOHZ through forks instead of context switches

TIF_NOHZ is used by context_tracking to force syscall slow-path on every task in order to track userspace roundtrips. As such, it must be set on all running tasks. It's currently explicitly inherited through context switches. There is no need to do it on this fast-path though. The flag could be si

[tip:x86/apic] x86/irq: Move private data in struct irq_cfg into dedicated data structure

Commit-ID: 7f3262edcdf623296b514377d52911b115c7ab49 Gitweb: http://git.kernel.org/tip/7f3262edcdf623296b514377d52911b115c7ab49 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:03 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86/irq: Move private data

Re: Interacting with coherent memory on external devices

On Fri, 24 Apr 2015, Jerome Glisse wrote: > On Fri, Apr 24, 2015 at 09:29:12AM -0500, Christoph Lameter wrote: > > On Thu, 23 Apr 2015, Jerome Glisse wrote: > > > > > No this not have been solve properly. Today solution is doing an explicit > > > copy and again and again when complex data struct a

[tip:x86/apic] x86/irq: Refine the way to calculate NR_IRQS

Commit-ID: 4399b14fa75c8d8225a0739fbcef575f02c6c6a5 Gitweb: http://git.kernel.org/tip/4399b14fa75c8d8225a0739fbcef575f02c6c6a5 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:04 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86/irq: Refine the way to

Re: [PATCH 1/3] iio: magnetometer: Add support for MEMSIC MMC35240 sensor

On Sun, Apr 19, 2015 at 4:28 PM, Jonathan Cameron wrote: > On 15/04/15 12:02, Daniel Baluta wrote: >> Minimal implementation for MMC35240 3-axis magnetometer >> sensor. It provides processed readings and possiblity to change >> the sampling frequency. >> >> Signed-off-by: Daniel Baluta > a couple

[PATCH 1/4] context_tracking: Protect against recursion

Context tracking recursion can happen when an exception triggers in the middle of a call to a context tracking probe. This special case can be caused by vmalloc faults. If an access to a memory area allocated by vmalloc happens in the middle of context_tracking_enter(), we may run into an endless

Re: Regression: Requiring CAP_SYS_ADMIN for /proc//pagemap causes application-level breakage

On Fri, Apr 24, 2015 at 7:55 AM, Mark Williamson wrote: > > Although I've marked this as a "Regression", we do realise there are > legitimate security concerns over the original implementation of this > interface. Still, given the kernel's strong stance on preserving userspace > interfaces, we th

[tip:x86/apic] x86/irq: Move irqdomain specific code into asm/ irqdomain.h

Commit-ID: d746d1ebd30c48562a3fb512ab18d5822f137820 Gitweb: http://git.kernel.org/tip/d746d1ebd30c48562a3fb512ab18d5822f137820 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:09 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86/irq: Move irqdomain sp

[tip:x86/apic] x86/irq, ACPI: Remove private function mp_register_gsi()/ mp_unregister_gsi()

Commit-ID: 46176f39b1a6f457eae78999befbdf58e68555e7 Gitweb: http://git.kernel.org/tip/46176f39b1a6f457eae78999befbdf58e68555e7 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:05 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86/irq, ACPI: Remove priv

[tip:x86/apic] x86/irq: Avoid memory allocation in __assign_irq_vector()

Commit-ID: f7fa7aeeecb7a9abdd5f5d069a71ffb3e99a2a07 Gitweb: http://git.kernel.org/tip/f7fa7aeeecb7a9abdd5f5d069a71ffb3e99a2a07 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:30:10 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86/irq: Avoid memory allo

[tip:x86/apic] x86/irq: Remove unused alloc_irq_and_cfg_at()

Commit-ID: a2cbbb47fd90ef1161ce22b099de5c6095f8365f Gitweb: http://git.kernel.org/tip/a2cbbb47fd90ef1161ce22b099de5c6095f8365f Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:59 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:54 +0200 x86/irq: Remove unused all

Re: [GIT PULL 0/4] perf/urgent fixes

On Fri, Apr 24, 2015 at 05:02:17PM +0100, Arnaldo Carvalho de Melo wrote: > Em Fri, Apr 24, 2015 at 09:59:18AM +0100, Javi Merino escreveu: > > On Fri, Apr 24, 2015 at 03:02:18AM +0100, Namhyung Kim wrote: > > > Hi Arnaldo, > > > > > > I've set up some docker containers for build test, and found a

[tip:x86/apic] x86, ioapic: Use proper defines for the entry fields

Commit-ID: 335efdf57da39d3949c3ef9338de5737e85cbe52 Gitweb: http://git.kernel.org/tip/335efdf57da39d3949c3ef9338de5737e85cbe52 Author: Thomas Gleixner AuthorDate: Tue, 14 Apr 2015 10:30:06 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86, ioapic: Use pro

Re: Interacting with coherent memory on external devices

On 04/24/2015 11:49 AM, Christoph Lameter wrote: > On Fri, 24 Apr 2015, Paul E. McKenney wrote: > >> can deliver, but where the cost of full-fledge hand tuning cannot be >> justified. >> >> You seem to believe that this latter category is the empty set, which >> I must confess does greatly surpris

[PATCH v2 1/2] powerpc/kvm: Convert openpic lock to raw_spinlock

The lock in the KVM openpic emulation on PPC is a spinlock_t, meaning it becomes a sleeping mutex under PREEMPT_RT_FULL. This yields to a situation where this non-raw lock is grabbed with interrupts already disabled by hard_irq_disable(): kvmppc_prepare_to_enter() hard_irq_disable() kvmppc_cor

[tip:x86/apic] x86,ioapic: Cleanup irq_trigger/polarity()

Commit-ID: ab76085ec0858d4c2707ea0d036db00ef4aee8fd Gitweb: http://git.kernel.org/tip/ab76085ec0858d4c2707ea0d036db00ef4aee8fd Author: Thomas Gleixner AuthorDate: Tue, 14 Apr 2015 10:30:07 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86,ioapic: Cleanup

[tip:x86/apic] x86: Cleanup irq_domain ops

Commit-ID: f7a0c78669ee79443a91ea89652766c1be8d9e04 Gitweb: http://git.kernel.org/tip/f7a0c78669ee79443a91ea89652766c1be8d9e04 Author: Thomas Gleixner AuthorDate: Tue, 14 Apr 2015 10:30:08 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:55 +0200 x86: Cleanup irq_dom

[tip:x86/apic] x86/irq: Remove unused old IOAPIC irqdomain interfaces

Commit-ID: 5ad274d41c1b3f3ccf73591078efaa8ed6828a8d Gitweb: http://git.kernel.org/tip/5ad274d41c1b3f3ccf73591078efaa8ed6828a8d Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:38 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Remove unused old

[tip:x86/apic] x86/irq: Remove unused pre_init_apic_IRQ0()

Commit-ID: 4e69d7eab4c24aa88fb0ec99fad7feac254d9ece Gitweb: http://git.kernel.org/tip/4e69d7eab4c24aa88fb0ec99fad7feac254d9ece Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:53 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:51 +0200 x86/irq: Remove unused pre

Re: [PATCH] proc: move the adding option Ngid to the end of proc/PID/status

On Thu, Apr 23, 2015 at 11:32:26PM +0300, Alexey Dobriyan wrote: > There are 2 fields before Ngid and 35+ after Ngid. So the risk is not > the same. Potentionally, Ngid addition broke almost every parser. I don't get how we reach completely different conclusions from the same observation. This pa

[PATCH v2 2/3] iio: magnetometer: mmc35240: Add PM sleep support

We rely on regmap to save the state of the registers at suspend, and then we do an explicit sync at resume. Signed-off-by: Daniel Baluta --- drivers/iio/magnetometer/mmc35240.c | 35 +++ 1 file changed, 35 insertions(+) diff --git a/drivers/iio/magnetometer/mmc35

Re: Regression: Requiring CAP_SYS_ADMIN for /proc//pagemap causes application-level breakage

On Fri, Apr 24, 2015 at 9:08 AM, Linus Torvalds wrote: > On Fri, Apr 24, 2015 at 7:55 AM, Mark Williamson > wrote: >> >> Although I've marked this as a "Regression", we do realise there are >> legitimate security concerns over the original implementation of this >> interface. Still, given the ke

Re: arm/arm64 perf build issue with mainline

Em Thu, Apr 23, 2015 at 08:16:15AM -0600, David Ahern escreveu: > On 4/23/15 8:04 AM, Will Deacon wrote: > >+++ b/tools/perf/Makefile > >@@ -24,7 +24,7 @@ unexport MAKEFLAGS > > # (To override it, run 'make JOBS=1' and similar.) > > # > > ifeq ($(JOBS),) > >- JOBS := $(shell egrep -c '^processo

[tip:x86/apic] x86/irq: Clean up unused forward declarations in x86_init.h

Commit-ID: 3dd786ea3a0753bb19a5fd5103739a7cb9ec92c1 Gitweb: http://git.kernel.org/tip/3dd786ea3a0753bb19a5fd5103739a7cb9ec92c1 Author: Jiang Liu AuthorDate: Tue, 14 Apr 2015 10:29:45 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:52 +0200 x86/irq: Clean up unused f

[PATCH] power_supply: Add ACPI support to bq2415x battery charger

Replace of_property_read_u32() function call with device_property_read_u32(), which is a wrapper over ACPI and devicetree enumeration methods. Fix minor existing coding style issues reported by checkpatch.pl. Signed-off-by: Anda-Maria Nicolae --- drivers/power/bq2415x_charger.c | 76 +

[PATCH 0/2] drm/msm: Customize wait for atomic commit done function

The current way to wait for atomic commit done may cause unnecessary wait for another vsync for video mode path. Also, for command mode path, we need to wait for PP_DONE event other than vsync before finish. This patch series is to fix these issues. Hai Li (2): drm/msm: Use customized function t

[PATCH v2 1/3] iio: magnetometer: Add support for MEMSIC MMC35240 sensor

Minimal implementation for MMC35240 3-axis magnetometer sensor. It provides processed readings and possiblity to change the sampling frequency. Signed-off-by: Daniel Baluta --- drivers/iio/magnetometer/Kconfig| 11 + drivers/iio/magnetometer/Makefile | 1 + drivers/iio/magnetometer/mmc3

[PATCH 1/2] drm/msm: Use customized function to wait for atomic commit done

MDP FLUSH registers could indicate if the previous flush updates has taken effect at vsync boundary. Making use of this H/W feature can catch the vsync that happened between CRTC atomic_flush and *_wait_for_vblanks, to avoid unnecessary wait. This change allows kms CRTCs to use their own *_wait_fo

Re: Interacting with coherent memory on external devices

On 04/24/2015 10:30 AM, Christoph Lameter wrote: > On Thu, 23 Apr 2015, Paul E. McKenney wrote: > >> If by "entire industry" you mean everyone who might want to use hardware >> acceleration, for example, including mechanical computer-aided design, >> I am skeptical. > > The industry designs GPUs

[tip:x86/apic] x86/irq: Implement irq_chip.irq_write_msi_msg for MSI/DMAR/HPET irq_chips

Commit-ID: 62ac1780830ed64a9a46f80a03e91de71957d670 Gitweb: http://git.kernel.org/tip/62ac1780830ed64a9a46f80a03e91de71957d670 Author: Jiang Liu AuthorDate: Mon, 13 Apr 2015 14:11:48 +0800 Committer: Thomas Gleixner CommitDate: Fri, 24 Apr 2015 15:36:50 +0200 x86/irq: Implement irq_chi

[GIT PULL] sound fixes for 4.1-rc1

Linus, please pull sound fixes for v4.1-rc1 from: git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git tags/sound-fix-4.1-rc1 The topmost commit is e8191a8e475551b277d85cd76c3f0f52fdf42e86 sound fixes for 4.1-rc1 Her

Re: [PATCH v2] xen: Add __GFP_DMA flag when xen_swiotlb_init gets free pages on ARM

On Fri, Apr 24, 2015 at 03:31:53PM +0100, Stefano Stabellini wrote: > On Fri, 24 Apr 2015, Konrad Rzeszutek Wilk wrote: > > On Fri, Apr 24, 2015 at 10:16:40AM +0100, Stefano Stabellini wrote: > > > Make sure that xen_swiotlb_init allocates buffers that are DMA capable > > > when at least one memblo

Re: [Linux-nvdimm] [PATCH 08/21] nd: ndctl.h, the nd ioctl abi

On Fri, 2015-04-17 at 21:35 -0400, Dan Williams wrote: > Most configuration of the nd-subsystem is done via nd-sysfs. However, > the NFIT specification defines a small set of messages that can be > passed to the subsystem via platform-firmware-defined methods. The > command set (as of the current

Re: [PATCH 1/3] iio: magnetometer: Add support for MEMSIC MMC35240 sensor

On Fri, Apr 24, 2015 at 7:00 PM, Daniel Baluta wrote: > On Sun, Apr 19, 2015 at 4:28 PM, Jonathan Cameron wrote: >> On 15/04/15 12:02, Daniel Baluta wrote: >>> Minimal implementation for MMC35240 3-axis magnetometer >>> sensor. It provides processed readings and possiblity to change >>> the sampl

Re: [PATCH v3 4/4] PM: submit bio in a sane way in cases without bio_chain

On Thu, Apr 23, 2015 at 04:04:35PM -0700, Ming Lin wrote: > From: Kent Overstreet > > Make bio submission in kernel/power/block_io.c to properly submit > bios also when bio_chain is not available. In that case, it's not > necessary to handle refcount with bio_get(), but it's saner to simply > cal

Re: [PATCH] net: mdio-gpio: support access that may sleep

On 24/04/15 09:01, David Miller wrote: > From: Florian Fainelli > Date: Fri, 24 Apr 2015 08:56:34 -0700 > >> On 24/04/15 08:04, David Miller wrote: >>> From: Vivien Didelot >>> Date: Wed, 22 Apr 2015 13:06:54 -0400 >>> Some systems using mdio-gpio may use gpio on message based busses, which

Re: arm/arm64 perf build issue with mainline

On Fri, Apr 24, 2015 at 05:10:58PM +0100, Arnaldo Carvalho de Melo wrote: > Em Thu, Apr 23, 2015 at 08:16:15AM -0600, David Ahern escreveu: > > On 4/23/15 8:04 AM, Will Deacon wrote: > > >+++ b/tools/perf/Makefile > > >@@ -24,7 +24,7 @@ unexport MAKEFLAGS > > > # (To override it, run 'make JOBS=1'

Re: [Linux-nvdimm] [PATCH 08/21] nd: ndctl.h, the nd ioctl abi

On Fri, Apr 24, 2015 at 8:56 AM, Toshi Kani wrote: > On Fri, 2015-04-17 at 21:35 -0400, Dan Williams wrote: >> Most configuration of the nd-subsystem is done via nd-sysfs. However, >> the NFIT specification defines a small set of messages that can be >> passed to the subsystem via platform-firmwa

Re: [PATCH] net: mdio-gpio: support access that may sleep

From: Florian Fainelli Date: Fri, 24 Apr 2015 09:19:55 -0700 > On 24/04/15 09:01, David Miller wrote: >> From: Florian Fainelli >> Date: Fri, 24 Apr 2015 08:56:34 -0700 >> >>> On 24/04/15 08:04, David Miller wrote: From: Vivien Didelot Date: Wed, 22 Apr 2015 13:06:54 -0400 >

Re: [PATCH] x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue

On Fri, Apr 24, 2015 at 5:00 AM, Brian Gerst wrote: > > So actually this isn't a preemption issue, as the NULL SS is coming > from an interrupt from userspace (timer tick, etc.). It *is* a preemption issue, in the sense that the interrupt that clears SS also then returns to user space using an "i

Re: Regression: Requiring CAP_SYS_ADMIN for /proc//pagemap causes application-level breakage

On Fri, Apr 24, 2015 at 9:10 AM, Andy Lutomirski wrote: > > Even though I've been accused (correctly?) of suggesting that, I'm not > sure I like it anymore. Suppose I map some anonymous memory, learn > its (scrambled) pfn, then unmap it and remap a setuid file. Now I can > tell whether I've mapp

Re: [Linux-nvdimm] [PATCH 08/21] nd: ndctl.h, the nd ioctl abi

On Fri, 2015-04-24 at 09:56 -0600, Toshi Kani wrote: > On Fri, 2015-04-17 at 21:35 -0400, Dan Williams wrote: > > Most configuration of the nd-subsystem is done via nd-sysfs. However, > > the NFIT specification defines a small set of messages that can be > > passed to the subsystem via platform-fi

Re: [PATCH v6 02/26] IB/Verbs: Implement raw management helpers

On Fri, Apr 24, 2015 at 03:15:54PM +, Liran Liss wrote: > > From: linux-rdma-ow...@vger.kernel.org [mailto:linux-rdma- > > +static inline int rdma_tech_iboe(struct ib_device *device, u8 port_num) > > +{ > > + return device->query_transport(device, port_num) > > + == RDMA_TR

Re: [Linux-nvdimm] [PATCH 08/21] nd: ndctl.h, the nd ioctl abi

On Fri, Apr 24, 2015 at 9:09 AM, Toshi Kani wrote: > On Fri, 2015-04-24 at 09:56 -0600, Toshi Kani wrote: >> On Fri, 2015-04-17 at 21:35 -0400, Dan Williams wrote: >> > Most configuration of the nd-subsystem is done via nd-sysfs. However, >> > the NFIT specification defines a small set of message

Re: [GIT] nfsd changes for 4.0

On Fri, Apr 24, 2015 at 07:47:59AM -0700, Linus Torvalds wrote: > On Thu, Apr 23, 2015 at 8:12 AM, J. Bruce Fields wrote: > > Please pull nfsd changes for 4.0 from: > > > > git://linux-nfs.org/~bfields/linux.git for-4.0 > > You meant "for-4.1". Yes. > Please script this better so that the pul

randconfig build error with next-20150424, in drivers/gpu/drm/i915

Building with the attached random configuration file, warning: (SND_SOC_INTEL_BYTCR_RT5640_MACH && SND_SOC_INTEL_CHT_BSW_RT5672_MACH && SND_SOC_INTEL_CHT_BSW_RT5645_MACH) selects SND_SST_IPC_ACPI which has unmet direct dependencies (SOUND && !M68K && !UML && SND && SND_SOC && ACPI) drivers/built-

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