- 22 11月, 2014 11 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm由 Linus Torvalds 提交于
Pull ACPI power management fix from Rafael Wysocki: "This is just a one-liner fixing a regression introduced in 3.13 that broke system suspend on some Chromebooks. On those machines there are ACPI device objects for some I2C devices that can wake up the system from sleep states, but that is done via a platform-specific mechanism and the ACPI objects don't contain any wakeup-related information. When we started to use ACPI power management with those devices (which happened during the 3.13 cycle), their configuration confused the ACPI PM layer that returned error codes from suspend callbacks for them causing system suspend to fail. However, the ACPI PM layer can safely ignore the wakeup setting from a device driver if the ACPI object corresponding to the device in question doesn't contain wakeup information in which case the driver itself is responsible for setting up the device for system wakeup" * tag 'pm+acpi-3.18-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI / PM: Ignore wakeup setting if the ACPI companion can't wake up
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git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux由 Linus Torvalds 提交于
Pull devicetree fixes from Rob Herring: "DeviceTree fixes for 3.18: - two fixes for OF selftest code - fix for PowerPC address parsing to disable work-around except on old PowerMACs - fix a crash when earlycon is enabled, but no device is found - DT documentation fixes and missing vendor prefixes All but the doc updates are also for stable" * tag 'devicetree-fixes-for-3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: of/selftest: Fix testing when /aliases is missing of/selftest: Fix off-by-one error in removal path documentation: pinctrl bindings: Fix trivial typo 'abitrary' devicetree: bindings: Add vendor prefix for Micron Technology, Inc. of: Add vendor prefix for Chips&Media, Inc. of/base: Fix PowerPC address parsing hack devicetree: vendor-prefixes.txt: fix whitespace of: Fix crash if an earlycon driver is not found of/irq: Drop obsolete 'interrupts' vs 'interrupts-extended' text of: Spelling s/stucture/structure/ devicetree: bindings: add sandisk to the vendor prefixes
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci由 Linus Torvalds 提交于
Pull PCI fixes from Bjorn Helgaas: "These are fixes for an issue with 64-bit PCI bus addresses on 32-bit PAE kernels, an APM X-Gene problem (it depended on a generic change we removed before merging), a fix for my hotplug device configuration changes, and a devicetree documentation update. Resource management: - Support 64-bit bridge windows if we have 64-bit dma_addr_t (Yinghai Lu) PCI device hotplug: - Apply _HPX Link Control settings to all devices with a link (Yinghai Lu) Generic host bridge driver: - Add DT binding for "linux,pci-domain" property (Lucas Stach) APM X-Gene: - Assign resources to bus before adding new devices (Duc Dang)" * tag 'pci-v3.18-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: PCI: Support 64-bit bridge windows if we have 64-bit dma_addr_t PCI: Apply _HPX Link Control settings to all devices with a link PCI: Add missing DT binding for "linux,pci-domain" property PCI: xgene: Assign resources to bus before adding new devices
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git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending由 Linus Torvalds 提交于
Pull SCSI target fixes from Nicholas Bellinger: "Here are the target-pending fixes queued for v3.18-rc6. The highlights include: - target-core OOPs fix with tcm_qla2xxx + vxworks FC initiators + zero length SCSI commands having a transfer direction set. (Roland + Craig Watson) - vhost-scsi OOPs fix to explicitly prevent WWPN endpoint configfs group removal while qemu still has an active reference. (Paolo + nab) - ib_srpt fix for RDMA hardware with lower srp_sq_size limits. (Bart) - two ib_isert work-arounds for running on ocrdma hardware (Or + Sagi + Chris) - iscsi-target discovery portal typo + SPC-3 PR Preempt SA key matching fix (Steve)" * git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: IB/isert: Adjust CQ size to HW limits target: return CONFLICT only when SA key unmatched iser-target: Handle DEVICE_REMOVAL event on network portal listener correctly ib_isert: Add max_send_sge=2 minimum for control PDU responses srp-target: Retry when QP creation fails with ENOMEM iscsi-target: return the correct port in SendTargets vhost-scsi: Take configfs group dependency during VHOST_SCSI_SET_ENDPOINT target: Don't call TFO->write_pending if data_length == 0
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git://git.infradead.org/users/vkoul/slave-dma由 Linus Torvalds 提交于
Pull dmaengine fixes from Vinod Koul: "We have couple of fixes for dmaengine queued up: - dma mempcy fix for dma configuration of sun6i by Maxime - pl330 fixes: First the fixing allocation for data buffers by Liviu and then Jon's fixe for fifo width and usage" * 'fixes' of git://git.infradead.org/users/vkoul/slave-dma: dmaengine: Fix allocation size for PL330 data buffer depth. dmaengine: pl330: Limit MFIFO usage for memcpy to avoid exhausting entries dmaengine: pl330: Align DMA memcpy operations to MFIFO width dmaengine: sun6i: Fix memcpy operation
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git://git.linux-mips.org/pub/scm/ralf/upstream-linus由 Linus Torvalds 提交于
Pull MIPS fixes from Ralf Baechle: "More 3.18 fixes for MIPS: - backtraces were not quite working on on 64-bit kernels - loongson needs a different cache coherency setting - Loongson 3 is a MIPS64 R2 version but due to erratum we treat is an older architecture revision. - fix build errors due to undefined references to __node_distances for certain configurations. - fix instruction decodig in the jump label code. - for certain configurations copy_{from,to}_user destroy the content of $3 so that register needs to be marked as clobbed by the calling code. - Hardware Table Walker fixes. - fill the delay slot of the last instruction of memcpy otherwise whatever ends up there randomly might have undesirable effects. - ensure get_user/__get_user always zero the variable to be read even in case of an error" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: jump_label.c: Handle the microMIPS J instruction encoding MIPS: jump_label.c: Correct the span of the J instruction MIPS: Zero variable read by get_user / __get_user in case of an error. MIPS: lib: memcpy: Restore NOP on delay slot before returning to caller MIPS: tlb-r4k: Add missing HTW stop/start sequences MIPS: asm: uaccess: Add v1 register to clobber list on EVA MIPS: oprofile: Fix backtrace on 64-bit kernel MIPS: Loongson: Set Loongson-3's ISA level to MIPS64R1 MIPS: Loongson: Fix the write-combine CCA value setting MIPS: IP27: Fix __node_distances undefined error MIPS: Loongson3: Fix __node_distances undefined error
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git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux由 Linus Torvalds 提交于
Pull powerpc fix from Michael Ellerman: "One fix from Scott, he says: This patch fixes a crash (introduced in v3.18-rc1) in the FSL MSI driver when threaded IRQs are enabled" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux: powerpc/fsl_msi: mark the msi cascade handler IRQF_NO_THREAD
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip由 Linus Torvalds 提交于
Pull x86 fixes from Thomas Gleixner: "Misc fixes: - gold linker build fix - noxsave command line parsing fix - bugfix for NX setup - microcode resume path bug fix - _TIF_NOHZ versus TIF_NOHZ bugfix as discussed in the mysterious lockup thread" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, syscall: Fix _TIF_NOHZ handling in syscall_trace_enter_phase1 x86, kaslr: Handle Gold linker for finding bss/brk x86, mm: Set NX across entire PMD at boot x86, microcode: Update BSPs microcode on resume x86: Require exact match for 'noxsave' command line option
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip由 Linus Torvalds 提交于
Pull scheduler fixes from Ingo Molnar: "Misc fixes: two NUMA fixes, two cputime fixes and an RCU/lockdep fix" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/cputime: Fix clock_nanosleep()/clock_gettime() inconsistency sched/cputime: Fix cpu_timer_sample_group() double accounting sched/numa: Avoid selecting oneself as swap target sched/numa: Fix out of bounds read in sched_init_numa() sched: Remove lockdep check in sched_move_task()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip由 Linus Torvalds 提交于
Pull perf fixes from Ingo Molnar: "Misc fixes: two Intel uncore driver fixes, a CPU-hotplug fix and a build dependencies fix" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86/intel/uncore: Fix boot crash on SBOX PMU on Haswell-EP perf/x86/intel/uncore: Fix IRP uncore register offsets on Haswell EP perf: Fix corruption of sibling list with hotplug perf/x86: Fix embarrasing typo
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip由 Linus Torvalds 提交于
Pull core fix from Ingo Molnar: "Fix GENMASK macro shift overflow" Nobody seems to currently use GENMASK() to fill every single last bit (which is what overflows) in-tree, and gcc would warn about it, so we have that going for us. But apparently there are pending changes that want this. * 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: bitops: Fix shift overflow in GENMASK macros
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- 21 11月, 2014 1 次提交
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由 Andy Lutomirski 提交于
TIF_NOHZ is 19 (i.e. _TIF_SYSCALL_TRACE | _TIF_NOTIFY_RESUME | _TIF_SINGLESTEP), not (1<<19). This code is involved in Dave's trinity lockup, but I don't see why it would cause any of the problems he's seeing, except inadvertently by causing a different path through entry_64.S's syscall handling. Signed-off-by: NAndy Lutomirski <luto@amacapital.net> Cc: Don Zickus <dzickus@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Dave Jones <davej@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Link: http://lkml.kernel.org/r/a6cd3b60a3f53afb6e1c8081b0ec30ff19003dd7.1416434075.git.luto@amacapital.netSigned-off-by: NThomas Gleixner <tglx@linutronix.de>
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- 20 11月, 2014 16 次提交
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由 Grant Likely 提交于
The /aliases node isn't always present in the device tree, but the unittest code assumes that /aliases is there. Add a check when inserting the testcase data to see if of_aliases needs to be updated, and undo the settings when the nodes are removed. Signed-off-by: NGrant Likely <grant.likely@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Gaurav Minocha <gaurav.minocha.os@gmail.com> Cc: <stable@vger.kernel.org>
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由 Chris Moore 提交于
isert has an issue of trying to create a CQ with more CQEs than are supported by the hardware, that currently results in failures during isert_device creation during first session login. This is the isert version of the patch that Minh Tran submitted for iser, and is simple a workaround required to function with existing ocrdma hardware. Signed-off-by: NChris Moore <chris.moore@emulex.com> Reviewied-by: NSagi Grimberg <sagig@mellanox.com> Cc: <stable@vger.kernel.org> # 3.10+ Signed-off-by: NNicholas Bellinger <nab@linux-iscsi.org>
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由 Rafael J. Wysocki 提交于
As reported by Dmitry, on some Chromebooks there are devices with corresponding ACPI objects and with unusual system wakeup configuration. Namely, they technically are wakeup-capable, but the wakeup is handled via a platform-specific out-of-band mechanism and the ACPI PM layer has no information on the wakeup capability. As a result, device_may_wakeup(dev) called from acpi_dev_suspend_late() returns 'true' for those devices, but the wakeup.flags.valid flag is unset for the corresponding ACPI device objects, so acpi_device_wakeup() reproducibly fails for them causing acpi_dev_suspend_late() to return an error code. The entire system suspend is then aborted and the machines in question cannot suspend at all. Address the problem by ignoring the device_may_wakeup(dev) return value in acpi_dev_suspend_late() if the ACPI companion of the device being handled has wakeup.flags.valid unset (in which case it is clear that the wakeup is supposed to be handled by other means). This fixes a regression introduced by commit a76e9bd8 (i2c: attach/detach I2C client device to the ACPI power domain) as the affected systems could suspend and resume successfully before that commit. Fixes: a76e9bd8 (i2c: attach/detach I2C client device to the ACPI power domain) Reported-by: NDmitry Torokhov <dtor@chromium.org> Reviewed-by: NDmitry Torokhov <dtor@chromium.org> Cc: 3.13+ <stable@vger.kernel.org> # 3.13+ Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
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由 Yinghai Lu 提交于
Aaron reported that a 32-bit x86 kernel with Physical Address Extension (PAE) support complains about bridge prefetchable memory windows above 4GB: pci_bus 0000:00: root bus resource [mem 0x380000000000-0x383fffffffff] ... pci 0000:03:00.0: reg 0x10: [mem 0x383fffc00000-0x383fffdfffff 64bit pref] pci 0000:03:00.0: reg 0x20: [mem 0x383fffe04000-0x383fffe07fff 64bit pref] pci 0000:03:00.1: reg 0x10: [mem 0x383fffa00000-0x383fffbfffff 64bit pref] pci 0000:03:00.1: reg 0x20: [mem 0x383fffe00000-0x383fffe03fff 64bit pref] pci 0000:00:02.2: PCI bridge to [bus 03-04] pci 0000:00:02.2: bridge window [io 0x1000-0x1fff] pci 0000:00:02.2: bridge window [mem 0x91900000-0x91cfffff] pci 0000:00:02.2: can't handle 64-bit address space for bridge In this kernel, unsigned long is 32 bits and dma_addr_t is 64 bits. Previously we used "unsigned long" to hold the bridge window address. But this is a bus address, so we should use dma_addr_t instead. Use dma_addr_t to hold the bridge window base and limit. The question of whether the CPU can actually *address* the window is separate and depends on what the physical address space of the CPU is and whether the host bridge does any address translation. [bhelgaas: fix "shift count > width of type", changelog, stable tag] Fixes: d56dbf5b ("PCI: Allocate 64-bit BARs above 4G when possible") Link: https://bugzilla.kernel.org/show_bug.cgi?id=88131Reported-by: NAaron Ma <mapengyu@gmail.com> Tested-by: NAaron Ma <mapengyu@gmail.com> Signed-off-by: NYinghai Lu <yinghai@kernel.org> Signed-off-by: NBjorn Helgaas <bhelgaas@google.com> CC: stable@vger.kernel.org # v3.14+
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由 Grant Likely 提交于
The removal path for selftest data has an off by one error that causes the code to dereference beyond the end of the nodes[] array on the first pass through. The old code only worked by chance on a lot of platforms, but the bug was recently exposed on aarch64. The fix is simple. Decrement the node count before dereferencing, not after. Reported-by: NKevin Hilman <khilman@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Gaurav Minocha <gaurav.minocha.os@gmail.com> Cc: <stable@vger.kernel.org> # v3.17+
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由 Maciej W. Rozycki 提交于
Implement the microMIPS encoding of the J instruction for the purpose of the static keys feature, fixing a crash early on in bootstrap as the kernel is unhappy seeing the ISA bit set in jump table entries. Make sure the ISA bit correctly reflects the instruction encoding chosen for the kernel, 0 for the standard MIPS and 1 for the microMIPS encoding. Also make sure the instruction to patch is a 32-bit NOP in the microMIPS mode as by default the 16-bit short encoding is assumed Signed-off-by: NMaciej W. Rozycki <macro@codesourcery.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8516/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Maciej W. Rozycki 提交于
Correct the check for the span of the 256MB segment addressable by the J instruction according to this instruction's semantics. The calculation of the jump target is applied to the address of the delay-slot instruction that immediately follows. Adjust the check accordingly by adding 4 to `e->code' that holds the address of the J instruction itself. Signed-off-by: NMaciej W. Rozycki <macro@codesourcery.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8515/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Ralf Baechle 提交于
This wasn't happening in all cases. Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Markos Chandras 提交于
Commit cf62a8b8 ("MIPS: lib: memcpy: Use macro to build the copy_user code") switched to a macro in order to build the memcpy symbols in preparation for the EVA support. However, this commit also removed the NOP instruction after the 'jr ra' when returning back to the caller. This had no visible side-effects since the next instruction was a load to the t0 register which was already in the clobbered list, but it may have undesired effects in the future if some other code is introduced in between the .Ldone and the .Ll_exc_copy labels. Signed-off-by: NMarkos Chandras <markos.chandras@imgtec.com> Cc: <stable@vger.kernel.org> # v3.15+ Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8512/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Markos Chandras 提交于
HTW needs to stop and start again whenever the EntryHI register changes otherwise an inflight HTW operation might use the new EntryHI register for updating an old entry and that could lead to crashes or even a machine check exception. We fix this by ensuring the HTW has stop whenever the EntryHI register is about to change Signed-off-by: NMarkos Chandras <markos.chandras@imgtec.com> Cc: <stable@vger.kernel.org> # v3.17+ Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8511/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Markos Chandras 提交于
When EVA is turned on and prefetching is being used in memcpy.S, the v1 register is being used as a helper register to the PREFE instruction. However, v1 ($3) was not in the clobber list, which means that the compiler did not preserve it across function calls, and that could corrupt the value of the register leading to all sorts of userland crashes. We fix this problem by using the DADDI_SCRATCH macro to define the clobbered register when CONFIG_EVA && CONFIG_CPU_HAS_PREFETCH are enabled. Signed-off-by: NMarkos Chandras <markos.chandras@imgtec.com> Cc: <stable@vger.kernel.org> # v3.15+ Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8510/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Aaro Koskinen 提交于
Fix incorrect cast that always results in wrong address for the new frame on 64-bit kernels. Signed-off-by: NAaro Koskinen <aaro.koskinen@nsn.com> Cc: stable@vger.kernel.org Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8110/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Huacai Chen 提交于
In CPU manual Loongson-3 is MIPS64R2 compatible, but during tests we found that its EI/DI instructions have problems. So we just set the ISA level to MIPS64R1. Signed-off-by: NHuacai Chen <chenhc@lemote.com> Cc: John Crispin <john@phrozen.org> Cc: Steven J. Hill <Steven.Hill@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Fuxin Zhang <zhangfx@lemote.com> Cc: Zhangjin Wu <wuzhangjin@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/8320/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 Huacai Chen 提交于
All Loongson-2/3 processors support _CACHE_UNCACHED_ACCELERATED, not only Loongson-3A. Signed-off-by: NHuacai Chen <chenhc@lemote.com> Cc: John Crispin <john@phrozen.org> Cc: Steven J. Hill <Steven.Hill@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Fuxin Zhang <zhangfx@lemote.com> Cc: Zhangjin Wu <wuzhangjin@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/8319/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 James Cowgill 提交于
export the __node_distances symbol in the ip27 memory code to fix the build error: Building modules, stage 2. MODPOST 311 modules ERROR: "__node_distances" [drivers/block/nvme.ko] undefined! scripts/Makefile.modpost:90: recipe for target '__modpost' failed when building the kernel with: CONFIG_SGI_IP27=y CONFIG_BLK_DEV_NVME=m Signed-off-by: NJames Cowgill <James.Cowgill@imgtec.com> Cc: <stable@vger.kernel.org> # v3.15+ Reviewed-by: NJames Hogan <james.hogan@imgtec.com> Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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由 James Cowgill 提交于
export the __node_distances symbol in the loongson3 numa code to fix the build error: Building modules, stage 2. MODPOST 221 modules ERROR: "__node_distances" [drivers/block/nvme.ko] undefined! scripts/Makefile.modpost:90: recipe for target '__modpost' failed when building the kernel with: CONFIG_CPU_LOONGSON3=y CONFIG_NUMA=y CONFIG_BLK_DEV_NVME=m Signed-off-by: NJames Cowgill <James.Cowgill@imgtec.com> Cc: <stable@vger.kernel.org> # v3.17+ Reviewed-by: NJames Hogan <james.hogan@imgtec.com> Reviewed-by: NHuacai Chen <chenhc@lemote.com> Cc: linux-mips@linux-mips.org Cc: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Patchwork: https://patchwork.linux-mips.org/patch/8444/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
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- 19 11月, 2014 12 次提交
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由 Soren Brinkmann 提交于
A misspelled 'arbitrary' propagated to quite a few locations in the DT binding documentation for pin-controllers. Fixing by: git grep abitrary | cut -f1 -d: | xargs sed -i 's/abitrary/arbitrary/' Reported-by: NAndreas Färber <afaerber@suse.de> Signed-off-by: NSoren Brinkmann <soren.brinkmann@xilinx.com> Signed-off-by: NRob Herring <robh@kernel.org>
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由 bpqw 提交于
This patch is used to add vendor prefix for Micron Technology, Inc. in the vendor-prefixes.txt file. Micron Technology, Inc. is an American multinational corporation based in Boise, Idaho, best known for producing many forms of semiconductor devices. This includes DRAM, SDRAM, flash memory, eMMC and SSDs. Signed-off-by: NBean Huo <bpqw@micron.com> [robh: cleanup commit msg formatting and company name] Signed-off-by: NRob Herring <robh@kernel.org>
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由 Philipp Zabel 提交于
Chips&Media is a developer of Video Codec IP cores. Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de> [robh: fix-up alphabetical ordering] Signed-off-by: NRob Herring <robh@kernel.org>
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由 Benjamin Herrenschmidt 提交于
We have a historical hack that treats missing ranges properties as the equivalent of an empty one. This is needed for ancient PowerMac "bad" device-trees, and shouldn't be enabled for any other PowerPC platform, otherwise we get some nasty layout of devices in sysfs or even duplication when a set of otherwise identically named devices is created multiple times under a different parent node with no ranges property. This fix is needed for the PowerNV i2c busses to be exposed properly and will fix a number of other embedded cases. Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org> CC: <stable@vger.kernel.org> Acked-by: NGrant Likely <grant.likely@linaro.org> Signed-off-by: NRob Herring <robh@kernel.org>
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由 Antony Pavlov 提交于
Signed-off-by: NAntony Pavlov <antonynpavlov@gmail.com> Signed-off-by: NRob Herring <robh@kernel.org>
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由 Kevin Cernekee 提交于
__earlycon_of_table_sentinel.compatible is a char[128], not a pointer, so it will never be NULL. Checking it against NULL causes the match loop to run past the end of the array, and eventually match a bogus entry, under the following conditions: - Kernel command line specifies "earlycon" with no parameters - DT has a stdout-path pointing to a UART node - The UART driver doesn't use OF_EARLYCON_DECLARE (or maybe the console driver is compiled out) Fix this by checking to see if match->compatible is a non-empty string. Signed-off-by: NKevin Cernekee <cernekee@gmail.com> Cc: <stable@vger.kernel.org> # 3.16+ Signed-off-by: NRob Herring <robh@kernel.org>
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由 Bjorn Helgaas 提交于
a9ecdc0f ("of/irq: Fix lookup to use 'interrupts-extended' property first") updated the description to say that: - Both 'interrupts' and 'interrupts-extended' may be present - Software should prefer 'interrupts-extended' - Software that doesn't comprehend 'interrupts-extended' may use 'interrupts' But there is still a paragraph at the end that prohibits having both and says 'interrupts' should be preferred. Remove the contradictory text. Fixes: a9ecdc0f ("of/irq: Fix lookup to use 'interrupts-extended' property first") Signed-off-by: NBjorn Helgaas <bhelgaas@google.com> CC: stable@vger.kernel.org # v3.13+ Acked-by: NBrian Norris <computersforpeace@gmail.com> Acked-by: NMark Rutland <mark.rutland@arm.com> Signed-off-by: NRob Herring <robh@kernel.org>
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由 Geert Uytterhoeven 提交于
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be> Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Signed-off-by: NRob Herring <robh@kernel.org>
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由 Kees Cook 提交于
When building with the Gold linker, the .bss and .brk areas of vmlinux are shown as consecutive instead of having the same file offset. Allow for either state, as long as things add up correctly. Fixes: e6023367 ("x86, kaslr: Prevent .bss from overlaping initrd") Reported-by: NMarkus Trippelsdorf <markus@trippelsdorf.de> Signed-off-by: NKees Cook <keescook@chromium.org> Cc: Junjie Mao <eternal.n08@gmail.com> Link: http://lkml.kernel.org/r/20141118001604.GA25045@www.outflux.net Cc: stable@vger.kernel.org Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
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由 Kees Cook 提交于
When setting up permissions on kernel memory at boot, the end of the PMD that was split from bss remained executable. It should be NX like the rest. This performs a PMD alignment instead of a PAGE alignment to get the correct span of memory. Before: ---[ High Kernel Mapping ]--- ... 0xffffffff8202d000-0xffffffff82200000 1868K RW GLB NX pte 0xffffffff82200000-0xffffffff82c00000 10M RW PSE GLB NX pmd 0xffffffff82c00000-0xffffffff82df5000 2004K RW GLB NX pte 0xffffffff82df5000-0xffffffff82e00000 44K RW GLB x pte 0xffffffff82e00000-0xffffffffc0000000 978M pmd After: ---[ High Kernel Mapping ]--- ... 0xffffffff8202d000-0xffffffff82200000 1868K RW GLB NX pte 0xffffffff82200000-0xffffffff82e00000 12M RW PSE GLB NX pmd 0xffffffff82e00000-0xffffffffc0000000 978M pmd [ tglx: Changed it to roundup(_brk_end, PMD_SIZE) and added a comment. We really should unmap the reminder along with the holes caused by init,initdata etc. but thats a different issue ] Signed-off-by: NKees Cook <keescook@chromium.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Toshi Kani <toshi.kani@hp.com> Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Wang Nan <wangnan0@huawei.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: stable@vger.kernel.org Link: http://lkml.kernel.org/r/20141114194737.GA3091@www.outflux.netSigned-off-by: NThomas Gleixner <tglx@linutronix.de>
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由 Borislav Petkov 提交于
In the situation when we apply early microcode but do *not* apply late microcode, we fail to update the BSP's microcode on resume because we haven't initialized the uci->mc microcode pointer. So, in order to alleviate that, we go and dig out the stashed microcode patch during early boot. It is basically the same thing that is done on the APs early during boot so do that too here. Tested-by: alex.schnaidt@gmail.com Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=88001 Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: <stable@vger.kernel.org> # v3.9 Signed-off-by: NBorislav Petkov <bp@suse.de> Link: http://lkml.kernel.org/r/20141118094657.GA6635@pd.tnicSigned-off-by: NThomas Gleixner <tglx@linutronix.de>
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由 Robert Jarzmik 提交于
Add sandisk to the list of vendors. This prefix should be used also for companies absorbed by Sandisk, like M-Systems. Signed-off-by: NRobert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: NRob Herring <robh@kernel.org>
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