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* Merge branch 'next' of ↵Linus Torvalds2016-03-172-2/+0
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security Pull security layer updates from James Morris: "There are a bunch of fixes to the TPM, IMA, and Keys code, with minor fixes scattered across the subsystem. IMA now requires signed policy, and that policy is also now measured and appraised" * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (67 commits) X.509: Make algo identifiers text instead of enum akcipher: Move the RSA DER encoding check to the crypto layer crypto: Add hash param to pkcs1pad sign-file: fix build with CMS support disabled MAINTAINERS: update tpmdd urls MODSIGN: linux/string.h should be #included to get memcpy() certs: Fix misaligned data in extra certificate list X.509: Handle midnight alternative notation in GeneralizedTime X.509: Support leap seconds Handle ISO 8601 leap seconds and encodings of midnight in mktime64() X.509: Fix leap year handling again PKCS#7: fix unitialized boolean 'want' firmware: change kernel read fail to dev_dbg() KEYS: Use the symbol value for list size, updated by scripts/insert-sys-cert KEYS: Reserve an extra certificate symbol for inserting without recompiling modsign: hide openssl output in silent builds tpm_tis: fix build warning with tpm_tis_resume ima: require signed IMA policy ima: measure and appraise the IMA policy itself ima: load policy using path ...
| * KEYS: CONFIG_KEYS_DEBUG_PROC_KEYS is no longer an optionDavid Howells2016-02-102-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CONFIG_KEYS_DEBUG_PROC_KEYS is no longer an option as /proc/keys is now mandatory if the keyrings facility is enabled (it's used by libkeyutils in userspace). The defconfig references were removed with: perl -p -i -e 's/CONFIG_KEYS_DEBUG_PROC_KEYS=y\n//' \ `git grep -l CONFIG_KEYS_DEBUG_PROC_KEYS=y` and the integrity Kconfig fixed by hand. Signed-off-by: David Howells <dhowells@redhat.com> cc: Andreas Ziegler <andreas.ziegler@fau.de> cc: Dmitry Kasatkin <dmitry.kasatkin@huawei.com>
* | x86/defconfigs/32: Set CONFIG_FRAME_WARN to the Kconfig defaultBorislav Petkov2016-03-091-1/+1
|/ | | | | | | | | | | | Sync it to the Kconfig default for 32-bit. Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: tim.gardner@canonical.com Link: http://lkml.kernel.org/r/20160309134821.GD6564@pd.tnic Signed-off-by: Ingo Molnar <mingo@kernel.org>
* Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds2015-09-041-1/+0
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull drm updates from Dave Airlie: "This is the main pull request for the drm for 4.3. Nouveau is probably the biggest amount of changes in here, since it missed 4.2. Highlights below, along with the usual bunch of fixes. All stuff outside drm should have applicable acks. Highlights: - new drivers: freescale dcu kms driver - core: more atomic fixes disable some dri1 interfaces on kms drivers drop fb panic handling, this was just getting more broken, as more locking was required. new core fbdev Kconfig support - instead of each driver enable/disabling it struct_mutex cleanups - panel: more new panels cleanup Kconfig - i915: Skylake support enabled by default legacy modesetting using atomic infrastructure Skylake fixes GEN9 workarounds - amdgpu: Fiji support CGS support for amdgpu Initial GPU scheduler - off by default Lots of bug fixes and optimisations. - radeon: DP fixes misc fixes - amdkfd: Add Carrizo support for amdkfd using amdgpu. - nouveau: long pending cleanup to complete driver, fully bisectable which makes it larger, perfmon work more reclocking improvements maxwell displayport fixes - vmwgfx: new DX device support, supports OpenGL 3.3 screen targets support - mgag200: G200eW support G200e new revision support - msm: dragonboard 410c support, msm8x94 support, msm8x74v1 support yuv format support dma plane support mdp5 rotation initial hdcp - sti: atomic support - exynos: lots of cleanups atomic modesetting/pageflipping support render node support - tegra: tegra210 support (dc, dsi, dp/hdmi) dpms with atomic modesetting support - atmel: support for 3 more atmel SoCs new input formats, PRIME support. - dwhdmi: preparing to add audio support - rockchip: yuv plane support" * 'drm-next' of git://people.freedesktop.org/~airlied/linux: (1369 commits) drm/amdgpu: rename gmc_v8_0_init_compute_vmid drm/amdgpu: fix vce3 instance handling drm/amdgpu: remove ib test for the second VCE Ring drm/amdgpu: properly enable VM fault interrupts drm/amdgpu: fix warning in scheduler drm/amdgpu: fix buffer placement under memory pressure drm/amdgpu/cz: fix cz_dpm_update_low_memory_pstate logic drm/amdgpu: fix typo in dce11 watermark setup drm/amdgpu: fix typo in dce10 watermark setup drm/amdgpu: use top down allocation for non-CPU accessible vram drm/amdgpu: be explicit about cpu vram access for driver BOs (v2) drm/amdgpu: set MEC doorbell range for Fiji drm/amdgpu: implement burst NOP for SDMA drm/amdgpu: add insert_nop ring func and default implementation drm/amdgpu: add amdgpu_get_sdma_instance helper function drm/amdgpu: add AMDGPU_MAX_SDMA_INSTANCES drm/amdgpu: add burst_nop flag for sdma drm/amdgpu: add count field for the SDMA NOP packet v2 drm/amdgpu: use PT for VM sync on unmap drm/amdgpu: make wait_event uninterruptible in push_job ...
| * Merge tag 'drm-intel-fixes-2015-07-15' into drm-intel-next-queuedDaniel Vetter2015-07-151-0/+28
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Backmerge fixes since it's getting out of hand again with the massive split due to atomic between -next and 4.2-rc. All the bugfixes in 4.2-rc are addressed already (by converting more towards atomic instead of minimal duct-tape) so just always pick the version in next for the conflicts in modeset code. All the other conflicts are just adjacent lines changed. Conflicts: drivers/gpu/drm/i915/i915_drv.h drivers/gpu/drm/i915/i915_gem_gtt.c drivers/gpu/drm/i915/intel_display.c drivers/gpu/drm/i915/intel_drv.h drivers/gpu/drm/i915/intel_ringbuffer.h Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
| * | drm/i915: Remove KMS Kconfig optionChris Wilson2015-06-221-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Since we only support modesetting by default (disabling modesetting on the command line prevents i915.ko from loading), having a parameter to disable modesstting by default is superfluous, i.e. saying CONFIG_DRM_I915_KMS=n is equivalent to CONFIG_DRM_I915=n. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Veter <daniel.vetter@ffwll.ch> Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
* | | x86/kconfig: Enable CONFIG_JUMP_LABEL in the defconfigsPeter Zijlstra2015-08-122-0/+2
| |/ |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Enable CONFIG_JUMP_LABEL in the defconfigs, the feature already deals with GCC not having the asm-goto feature so will not break the build on older compilers. Having it enabled generates a faster kernel at very little extra cost since we already include all the code patching code by having KPROBES enabled. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* | kconfig: add xenconfig defconfig helperLuis R. Rodriguez2015-06-161-0/+28
|/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This lets you build a kernel which can support xen dom0 or xen guests on i386, x86-64 and arm64 by just using: make xenconfig You can start from an allnoconfig and then switch to xenconfig. This also splits out the options which are available currently to be built with x86 and 'make ARCH=arm64' under a shared config. Technically xen supports a dom0 kernel and also a guest kernel configuration but upon review with the xen team since we don't have many dom0 options its best to just combine these two into one. A few generic notes: we enable both of these: CONFIG_INET=y CONFIG_BINFMT_ELF=y although technically not required given you likely will end up with a pretty useless system otherwise. A few architectural differences worth noting: $ make allnoconfig; make xenconfig > /dev/null ; \ grep XEN .config > 64-bit-config $ make ARCH=i386 allnoconfig; make ARCH=i386 xenconfig > /dev/null; \ grep XEN .config > 32-bit-config $ make ARCH=arm64 allnoconfig; make ARCH=arm64 xenconfig > /dev/null; \ grep XEN .config > arm64-config Since the options are already split up with a generic config and architecture specific configs you anything on the x86 configs are known to only work right now on x86. For instance arm64 doesn't support MEMORY_HOTPLUG yet as such although we try to enabe it generically arm64 doesn't have it yet, so we leave the xen specific kconfig option XEN_BALLOON_MEMORY_HOTPLUG on x86's config file to set expecations correctly. Then on x86 we have differences between i386 and x86-64. The difference between 64-bit-config and 32-bit-config is you don't get XEN_MCE_LOG as this is only supported on 64-bit. You also do not get on i386 XEN_BALLOON_MEMORY_HOTPLUG, there does not seem to be any technical reasons to not allow this but I gave up after a few attempts. Cc: Josh Triplett <josh@joshtriplett.org> Cc: Borislav Petkov <bp@suse.de> Cc: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Michal Marek <mmarek@suse.cz> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: penberg@kernel.org Cc: levinsasha928@gmail.com Cc: mtosatti@redhat.com Cc: fengguang.wu@intel.com Cc: David Vrabel <david.vrabel@citrix.com> Cc: Ian Campbell <Ian.Campbell@citrix.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: xen-devel@lists.xenproject.org Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Julien Grall <julien.grall@linaro.org> Acked-by: Michal Marek <mmarek@suse.cz> Acked-by: David Rientjes <rientjes@google.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
* x86/build/defconfig: Enable USB_EHCI_TT_NEWSCHED=yValdis Kletnieks2015-02-192-2/+2
| | | | | | | | | | | | | | | | | | | | | | Some Gentoo users are encountering problems because USB_EHCI_TT_NEWSCHED isn't set in the defconfig (and Gentoo differs from other distros in not providing a distro .config). Alan Stern has said there's no reason to not set it, and the ability to turn it off at all should probably be yanked: http://article.gmane.org/gmane.linux.usb.general/119920 This addresses issue: https://bugs.gentoo.org/show_bug.cgi?id=533472 (The problem also theoretically affects the sh, arm, mips, powerpc, and sparc archs, but those would be other patches if this one that fixes 98% of the problem is accepted). Signed-off-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/kconfig/defconfig: Enable CONFIG_FHANDLE=yRichard Weinberger2014-12-082-0/+2
| | | | | | | | | | | | | | | | | | systemd has a hard dependency on CONFIG_FHANDLE. If you run systemd with CONFIG_FHANDLE=n it will somehow boot but fail to spawn a getty or other basic services. As systemd is now used by most x86 distributions it makes sense to enabled this by default and save kernel hackers a lot of value debugging time. Signed-off-by: Richard Weinberger <richard@nod.at> Cc: gregkh@linuxfoundation.org Cc: rafael.j.wysocki@intel.com Cc: pebolle@tiscali.nl Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/1416958612-7448-1-git-send-email-richard@nod.at Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86: Add "make tinyconfig" to configure the tiniest possible kernelJosh Triplett2014-08-081-0/+1
| | | | | | | | | | | | | | | | | Since commit 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a ("kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT") in 3.15-rc1, "make allnoconfig" disables every possible config option. However, a few configuration options (CC_OPTIMIZE_FOR_SIZE, OPTIMIZE_INLINING) produce a smaller kernel when turned on, and a few choices exist (compression, highmem, allocator) for which a non-default option produces a smaller kernel. Add a "tinyconfig" option, which starts from allnoconfig and then sets these options to configure the tiniest possible kernel. This provides a better baseline for embedded systems or efforts to reduce kernel size. Signed-off-by: Josh Triplett <josh@joshtriplett.org>
* USB: remove CONFIG_USB_DEBUG from defconfig filesGreg Kroah-Hartman2014-05-282-2/+0
| | | | | | | Now that CONFIG_USB_DEBUG is gone, remove it from a number of defconfig files that were enabling it. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* ACPI: Remove Kconfig symbol ACPI_PROCFSPaul Bolle2014-02-192-2/+0
| | | | | | | | | | | Nothing cares about ACPI_PROCFS. This has been the case since v2.6.38. This Kconfig symbol serves no purpose and its help text is now misleading. It can safely be removed. If this symbol would be needed again in the future it can be readded in a commit that adds code that actually uses it. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
* x86, defconfig: Add DEVTMPFS and DEVTMPFS_MOUNT to *86*_defconfigChen Gang2013-11-042-0/+4
| | | | | | | | | | | | | The defconfig kernel can not run under neither fedora16 x86_64 laptop nor fedora17 x86_64 pc. After enable DEVTMPFS* in x86_64_defconfig, it will be OK. DEVTMPFS* is only related with software, so for i386_defconfig may also need them (at least, it has no negative effect for defconfig). Signed-off-by: Chen Gang <gang.chen@asianux.com> Link: http://lkml.kernel.org/r/52784DFF.8040004@asianux.com Signed-off-by: H. Peter Anvin <hpa@zytor.com>
* x86, platform, kvm, kconfig: Turn existing .config's into KVM-capable configsBorislav Petkov2013-05-281-0/+28
| | | | | | | | | | | | | | | | | | | | | Add an config file snippet which enables additional options useful for running the kernel in a kvm guest. When you execute 'make kvmconfig' it merges those options with an already existing user config before you build the kernel. Based on an patch from the external lkvm tree. Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Michal Marek <mmarek@suse.cz> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: penberg@kernel.org Cc: levinsasha928@gmail.com Cc: mtosatti@redhat.com Cc: fengguang.wu@intel.com Link: http://lkml.kernel.org/r/20130522144638.GB15085@pd.tnic Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86: Default to ARCH=x86 to avoid overriding CONFIG_64BITDavid Woodhouse2012-12-201-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It is easy to waste a bunch of time when one takes a 32-bit .config from a test machine and try to build it on a faster 64-bit system, and its existing setting of CONFIG_64BIT=n gets *changed* to match the build host. Similarly, if one has an existing build tree it is easy to trash an entire build tree that way. This is because the default setting for $ARCH when discovered from 'uname' is one of the legacy pre-x86-merge values (i386 or x86_64), which effectively force the setting of CONFIG_64BIT to match. We should default to ARCH=x86 instead, finally completing the merge that we started so long ago. This patch preserves the behaviour of the legacy ARCH settings for commands such as: make ARCH=x86_64 randconfig make ARCH=i386 randconfig ... since making the value of CONFIG_64BIT actually random in that situation is not desirable. In time, perhaps we can retire this legacy use of the old ARCH= values. We already have a way to override values for *any* config option, using $KCONFIG_ALLCONFIG, so it could be argued that we don't necessarily need to keep ARCH={i386,x86_64} around as a special case just for overriding CONFIG_64BIT. We'd probably at least want to add a way to override config options from the command line ('make CONFIG_FOO=y oldconfig') before we talk about doing that though. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Link: http://lkml.kernel.org/r/1356040315.3198.51.camel@shinybook.infradead.org Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
* x86/Kconfig: Turn off DEBUG_NX_TEST module in defconfigsJosh Triplett2012-09-052-2/+0
| | | | | | | | | | | | | | | | | | | | The x86 defconfigs include exactly one module: test_nx.ko, a special-purpose module which just exists to do evil things like executing code off the stack to see if the kernel has enabled NX support. Anyone who actually uses that module can easily enable it themselves, but the vast majority of kernel builds don't need it; disable it by default. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Arjan van de Ven <arjan@linux.intel.com> Link: http://lkml.kernel.org/r/e72faf875e1172fb1cbec5e6d3cd4122df508a97.1346649518.git.josh@joshtriplett.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/Kconfig: Turn off CONFIG_BLK_DEV_RAMJosh Triplett2012-09-052-4/+0
| | | | | | | | | | | | | | | | | | | | The vast majority of systems either use initramfs or mount a root filesystem directly from the kernel. Distros have defaulted to initramfs for years. Only highly specialized systems would use an actual filesystem-image initrd at this point, and such systems don't rely on defconfig anyway. Drop initrd support (and specifically RAM block device support) from the defconfigs. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/2521e983a63595cd7a331236d929577660f89c72.1346649518.git.josh@joshtriplett.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/Kconfig: Disable CONFIG_CRC_T10DIF in defconfigsJosh Triplett2012-09-052-2/+0
| | | | | | | | | | | | | | | | CONFIG_CRC_T10DIF explicitly states that it exists only for use by out-of-tree modules; anything in-kernel that needs it selects it. Thus, compile it out by default. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/3aaff7a0af1320427952d411a21b8ded29747a1f.1346649518.git.josh@joshtriplett.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/Kconfig: Switch to ext4 in defconfigsJosh Triplett2012-09-052-8/+6
| | | | | | | | | | | | | | | | | The current x86 and x86-64 defconfigs do not enable ext4, which most current distributions default to. Switch the defconfigs to ext4, so they will boot on current systems without additional configuration. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/bd8a359506b7e1287c680823de16d67608ec52fe.1346649518.git.josh@joshtriplett.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/Kconfig: Update defconfigs to current results of "make savedefconfig"Josh Triplett2012-09-052-16/+8
| | | | | | | | | | | | | | | | | The x86 defconfigs have become somewhat out of date compared to the current result of "make savedefconfig". Update them to the current output, as a prelude to further defconfig changes, to avoid unrelated noise in those further changes. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/80c8a5fbeaf6cdb72fb78a016013427efee52668.1346649518.git.josh@joshtriplett.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/kconfig: Remove CONFIG_TR=y from the defconfigsRandy Dunlap2012-03-242-2/+0
| | | | | | | | | | | | | Remove CONFIG_TR=y from the x86 defconfigs since token ring support is antiquated and obsolete. ( I reviewed both x86 defconfigs - I didn't come up with anything else that obviously should be removed. ) Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Link: http://lkml.kernel.org/r/4F6D05CA.2050801@xenotime.net [ Twiddled the changelog a bit ] Signed-off-by: Ingo Molnar <mingo@kernel.org>
* x86/kconfig: Update defconfigsIngo Molnar2012-03-232-86/+47
| | | | | Link: http://lkml.kernel.org/n/tip-ahz3d8i1vxwj0379gv4tqcru@git.kernel.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
* iommu: Rename the DMAR and INTR_REMAP config optionsSuresh Siddha2011-09-211-2/+2
| | | | | | | | | | | | | | | | | | | | Change the CONFIG_DMAR to CONFIG_INTEL_IOMMU to be consistent with the other IOMMU options. Rename the CONFIG_INTR_REMAP to CONFIG_IRQ_REMAP to match the irq subsystem name. And define the CONFIG_DMAR_TABLE for the common ACPI DMAR routines shared by both CONFIG_INTEL_IOMMU and CONFIG_IRQ_REMAP. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: yinghai@kernel.org Cc: youquan.song@intel.com Cc: joerg.roedel@amd.com Cc: tony.luck@intel.com Cc: dwmw2@infradead.org Link: http://lkml.kernel.org/r/20110824001456.558630224@sbsiddha-desk.sc.intel.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
* cgroup: remove the ns_cgroupDaniel Lezcano2011-05-262-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The ns_cgroup is an annoying cgroup at the namespace / cgroup frontier and leads to some problems: * cgroup creation is out-of-control * cgroup name can conflict when pids are looping * it is not possible to have a single process handling a lot of namespaces without falling in a exponential creation time * we may want to create a namespace without creating a cgroup The ns_cgroup was replaced by a compatibility flag 'clone_children', where a newly created cgroup will copy the parent cgroup values. The userspace has to manually create a cgroup and add a task to the 'tasks' file. This patch removes the ns_cgroup as suggested in the following thread: https://lists.linux-foundation.org/pipermail/containers/2009-June/018616.html The 'cgroup_clone' function is removed because it is no longer used. This is a userspace-visible change. Commit 45531757b45c ("cgroup: notify ns_cgroup deprecated") (merged into 2.6.27) caused the kernel to emit a printk warning users that the feature is planned for removal. Since that time we have heard from XXX users who were affected by this. Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr> Signed-off-by: Serge E. Hallyn <serge.hallyn@canonical.com> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Jamal Hadi Salim <hadi@cyberus.ca> Reviewed-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Paul Menage <menage@google.com> Acked-by: Matt Helsley <matthltc@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* defconfig reductionSam Ravnborg2010-08-142-4447/+4
| | | | | | | Use the defconfig files generated by "make savedefconfig" for remaining defconfig files. Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
* x86, hwmon: Package Level Thermal/Power: pkgtemp hwmon driverFenghua Yu2010-08-032-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds a hwmon driver for package level thermal control. The driver dumps package level thermal information through sysfs interface so that upper level application (e.g. lm_sensor) can retrive the information. Instead of having the package level hwmon code in coretemp, I write a seperate driver pkgtemp because: First, package level thermal sensors include not only sensors for each core, but also sensors for uncore, memory controller or other components in the package. Logically it will be clear to have a seperate hwmon driver for package level hwmon to monitor wider range of sensors in a package. Merging package thermal driver into core thermal driver doesn't make sense and may mislead. Secondly, merging the two drivers together may cause coding mess. It's easier to include various package level sensors info if more sensor information is implemented. Coretemp code needs to consider a lot of legacy machine cases. Pkgtemp code only considers platform starting from Sandy Bridge. On a 1Sx4Cx2T Sandy Bridge platform, lm-sensors dumps the pkgtemp and coretemp: pkgtemp-isa-0000 Adapter: ISA adapter physical id 0: +33.0°C (high = +79.0°C, crit = +99.0°C) coretemp-isa-0000 Adapter: ISA adapter Core 0: +32.0°C (high = +79.0°C, crit = +99.0°C) coretemp-isa-0001 Adapter: ISA adapter Core 1: +32.0°C (high = +79.0°C, crit = +99.0°C) coretemp-isa-0002 Adapter: ISA adapter Core 2: +32.0°C (high = +79.0°C, crit = +99.0°C) coretemp-isa-0003 Adapter: ISA adapter Core 3: +32.0°C (high = +79.0°C, crit = +99.0°C) [ hpa: folded v3 patch removing improper global variable "SHOW" ] Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> LKML-Reference: <1280448826-12004-3-git-send-email-fenghua.yu@intel.com> Reviewed-by: Len Brown <len.brown@intel.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
* tracing: Rename FTRACE_SYSCALLS for tracepointsJosh Stone2009-08-262-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | s/HAVE_FTRACE_SYSCALLS/HAVE_SYSCALL_TRACEPOINTS/g s/TIF_SYSCALL_FTRACE/TIF_SYSCALL_TRACEPOINT/g The syscall enter/exit tracing is no longer specific to just ftrace, so they now have names that reflect their tie to tracepoints instead. Signed-off-by: Josh Stone <jistone@redhat.com> Cc: Jason Baron <jbaron@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Cc: Jiaying Zhang <jiayingz@google.com> Cc: Martin Bligh <mbligh@google.com> Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> LKML-Reference: <1251150194-1713-2-git-send-email-jistone@redhat.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
* Merge branch 'x86-kbuild-for-linus' of ↵Linus Torvalds2009-06-102-71/+227
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-kbuild-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (46 commits) x86, boot: add new generated files to the appropriate .gitignore files x86, boot: correct the calculation of ZO_INIT_SIZE x86-64: align __PHYSICAL_START, remove __KERNEL_ALIGN x86, boot: correct sanity checks in boot/compressed/misc.c x86: add extension fields for bootloader type and version x86, defconfig: update kernel position parameters x86, defconfig: update to current, no material changes x86: make CONFIG_RELOCATABLE the default x86: default CONFIG_PHYSICAL_START and CONFIG_PHYSICAL_ALIGN to 16 MB x86: document new bzImage fields x86, boot: make kernel_alignment adjustable; new bzImage fields x86, boot: remove dead code from boot/compressed/head_*.S x86, boot: use LOAD_PHYSICAL_ADDR on 64 bits x86, boot: make symbols from the main vmlinux available x86, boot: determine compressed code offset at compile time x86, boot: use appropriate rep string for move and clear x86, boot: zero EFLAGS on 32 bits x86, boot: set up the decompression stack as early as possible x86, boot: straighten out ranges to copy/zero in compressed/head*.S x86, boot: stylistic cleanups for boot/compressed/head_64.S ... Fixed trivial conflict in arch/x86/configs/x86_64_defconfig manually
| * x86, defconfig: update kernel position parametersH. Peter Anvin2009-05-112-5/+6
| | | | | | | | | | | | | | | | | | Update CONFIG_RELOCATABLE, CONFIG_PHYSICAL_START and CONFIG_PHYSICAL_ALIGN to reflect the current defaults. [ Impact: make defconfig match Kconfig defaults ] Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| * x86, defconfig: update to current, no material changesH. Peter Anvin2009-05-112-68/+223
| | | | | | | | | | | | | | | | | | Update defconfigs to reflect current configuration files. No other changes. [ Impact: updates defconfigs to match what "make defconfig" generates ] Signed-off-by: H. Peter Anvin <hpa@zytor.com>
* | x86/irq: remove leftover code from NUMA_MIGRATE_IRQ_DESCYinghai Lu2009-04-281-1/+0
|/ | | | | | | | | | | | | | | | | | | The original feature of migrating irq_desc dynamic was too fragile and was causing problems: it caused crashes on systems with lots of cards with MSI-X when user-space irq-balancer was enabled. We now have new patches that create irq_desc according to device numa node. This patch removes the leftover bits of the dynamic balancer. [ Impact: remove dead code ] Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Rusty Russell <rusty@rustcorp.com.au> LKML-Reference: <49F654AF.8000808@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
*---. Merge branches 'x86/apic', 'x86/defconfig', 'x86/memtest', 'x86/mm' and ↵Ingo Molnar2009-02-262-4/+8
|\ \ \ | | | | | | | | | | | | 'linus' into x86/core
| * | | x86, mce: enable machine checks in 32-bit defconfigH. Peter Anvin2009-02-241-2/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Impact: defconfig change Enable MCE in the 32-bit defconfig. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| * | | x86, mce: enable machine checks in 64-bit defconfigAndi Kleen2009-02-241-2/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Impact: defconfig change Enable MCE in the 64-bit defconfig. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
* | | | x86: remove the Voyager 32-bit subarchIngo Molnar2009-02-232-2/+0
| |/ / |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Impact: remove unused/broken code The Voyager subarch last built successfully on the v2.6.26 kernel and has been stale since then and does not build on the v2.6.27, v2.6.28 and v2.6.29-rc5 kernels. No actual users beyond the maintainer reported this breakage. Patches were sent and most of the fixes were accepted but the discussion around how to do a few remaining issues cleanly fizzled out with no resolution and the code remained broken. In the v2.6.30 x86 tree development cycle 32-bit subarch support has been reworked and removed - and the Voyager code, beyond the build problems already known, needs serious and significant changes and probably a rewrite to support it. CONFIG_X86_VOYAGER has been marked BROKEN then. The maintainer has been notified but no patches have been sent so far to fix it. While all other subarchs have been converted to the new scheme, voyager is still broken. We'd prefer to receive patches which clean up the current situation in a constructive way, but even in case of removal there is no obstacle to add that support back after the issues have been sorted out in a mutually acceptable fashion. So remove this inactive code for now. Signed-off-by: Ingo Molnar <mingo@elte.hu>
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*-----. \ \ Merge branches 'x86/acpi', 'x86/asm', 'x86/cpudetect', 'x86/crashdump', ↵Ingo Molnar2009-02-132-170/+662
|\ \ \ \ \ \ | | | | |/ / | | |_|_| / | |/| | | 'x86/debug', 'x86/defconfig', 'x86/doc', 'x86/header-fixes', 'x86/headers' and 'x86/minor-fixes' into x86/core
| | | | * x86, defconfig: turn off CONFIG_SCSI_ISCSI_ATTRS=yIngo Molnar2009-02-122-8/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It was enabled by mistake - iscsi is not included in a typical default PC, and no other architecture has it built-in (=y) either. Turn it off. Signed-off-by: Ingo Molnar <mingo@elte.hu>
| | | | * x86, defconfig: turn off CONFIG_ENABLE_WARN_DEPRECATEDIngo Molnar2009-02-122-4/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | deprecation warnings have become rather noisy lately: drivers/i2c/i2c-core.c: In function ‘i2c_new_device’: drivers/i2c/i2c-core.c:283: warning: ‘i2c_attach_client’ is deprecated (declared at include/linux/i2c.h:434) drivers/i2c/i2c-core.c: In function ‘i2c_del_adapter’: drivers/i2c/i2c-core.c:646: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154) drivers/i2c/i2c-core.c: In function ‘i2c_register_driver’: drivers/i2c/i2c-core.c:713: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154) drivers/i2c/i2c-core.c: In function ‘__detach_adapter’: drivers/i2c/i2c-core.c:780: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154) drivers/i2c/i2c-core.c: At top level: drivers/i2c/i2c-core.c:876: warning: ‘i2c_attach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:827) drivers/i2c/i2c-core.c:876: warning: ‘i2c_attach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:827) drivers/i2c/i2c-core.c:904: warning: ‘i2c_detach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:879) drivers/i2c/i2c-core.c:904: warning: ‘i2c_detach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:879) So turn it off for now - these reminders can obscure critical warnings. Signed-off-by: Ingo Molnar <mingo@elte.hu>
| | | | * x86, defconfig: update the 64-bit defconfigIngo Molnar2009-02-121-80/+332
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Ingo Molnar <mingo@elte.hu>
| | | | * x86, defconfig: update the 32-bit defconfigIngo Molnar2009-02-121-82/+324
| | |_|/ | |/| | | | | | | | | | Signed-off-by: Ingo Molnar <mingo@elte.hu>
* | | | x86: allow more than 8 cpus to be used on 32-bitYinghai Lu2009-01-302-2/+0
|/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | X86_PC is the only remaining 'sub' architecture, so we dont need it anymore. This also cleans up a few spurious references to X86_PC in the driver space - those certainly should be X86. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* | | eeprom: More consistent symbol namesJean Delvare2009-01-262-4/+4
|/ / | | | | | | | | | | | | | | | | | | | | | | Now that all EEPROM drivers live in the same place, let's harmonize their symbol names. Also fix eeprom's dependencies, it definitely needs sysfs, and is no longer experimental after many years in the kernel tree. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Wolfram Sang <w.sang@pengutronix.de> Cc: David Brownell <dbrownell@users.sourceforge.net>
* | x86: revert CONFIG_RELOCATABLE=y defconfig changeVegard Nossum2008-12-182-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This commit: commit 5cb04df8d3f03e37a19f2502591a84156be71772 Author: Ingo Molnar <mingo@elte.hu> Date: Sun May 4 19:49:04 2008 +0200 x86: defconfig updates changed CONFIG_RELOCATABLE from n to y, which may lead to a mismatch between the vmlinux debug information and the runtime location of the kernel, even when the bootloader does not relocate the kernel. Revert the specific change. Works for me with GRUB and qemu. Reference: http://lkml.org/lkml/2008/11/25/243 Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* | x86 defconfig: increase CONFIG_LOG_BUF_SHIFTIngo Molnar2008-11-242-2/+2
|/ | | | | | | | | Impact: double the defconfig printk buffer Booting defconfigs produces more output than 128K so the output is truncated - double it to 256K. Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: remove irqbalance in kernel for 32 bitYinghai Lu2008-10-161-1/+0
| | | | | | | | This has been deprecated for years, the user space irqbalanced utility works better with numa, has configurable policies, etc... Signed-off-by: Yinghai Lu <yhlu.kernel@gmai.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* x86: merge winchip-2 and winchip-2a cpu choicesKrzysztof Helt2008-10-132-2/+0
| | | | | | | | | | | The Winchip-2 and Winchip-2A cpu choices select the same options for kernel and compiler. Merge them to save few bytes and reduce confusion. Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl> Acked-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
*-----. Merge branches 'x86/xen', 'x86/build', 'x86/microcode', 'x86/mm-debug-v2', ↵Ingo Molnar2008-10-122-2/+0
|\ \ \ \ | | | | | | | | | | | | | | | 'x86/memory-corruption-check', 'x86/early-printk', 'x86/xsave', 'x86/ptrace-v2', 'x86/quirks', 'x86/setup', 'x86/spinlocks' and 'x86/signal' into x86/core-v2
| | | | * Merge commit 'v2.6.27-rc8' into x86/setupIngo Molnar2008-10-032-229/+336
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| | | | * x86 setup: remove remnants of CONFIG_VIDEO_SELECT (read: vga=)Alexey Dobriyan2008-09-032-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Impact: cleanup Video mode selection became always possible in 2.6.23-rc1 after i386 setup code rewrite in C. Regardless, VIDEO_SELECT is stupid config option because it affects only kernel setup code, not code which always stays in memory. vga= always possible now which is good. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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