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2013-05-02be2net: Fix to use 32-bit stats to report rx_drops_no_fragmentAjit Khaparde
Only BE devices provide 16-bit counter for rx_drops_no_fragment. All other devices provide a 32-bit counter for this stat. Use the 32-bit value where available. Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-05-02be2net: Fix to use version 2 of cq_create for SkyHawk-R devicesAjit Khaparde
SkyHawk-R devices should use v2 of cq_create command. BE3/BE2 devices can use version 0 of the command to create a CQ. Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-05-03drm/nouveau: fix build with nv50->nvc0Dave Airlie
Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-05-02Merge branch 'cleanup' into for-linusRussell King
Conflicts: arch/arm/plat-omap/dmtimer.c
2013-05-02Merge branches 'devel-stable', 'entry', 'fixes', 'mach-types', 'misc' and ↵Russell King
'smp-hotplug' into for-linus
2013-05-02Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds
Pull vhost cleanups and fixes from Michael Tsirkin: "Here are vhost cleanups and fixes by Asias He and myself. They affect both vhost-net and vhost-scsi devices. They also *depend* on both net-next and target-pending, where the net and target commits these changes depend on are already merged. So merging through the common vhost tree." * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: vhost_scsi: module rename tcm_vhost: header split up vhost: src file renames vhost: fix error handling in RESET_OWNER ioctl tcm_vhost: remove virtio-net.h dependency vhost: move per-vq net specific fields out to net tcm_vhost: document inflight ref-counting use vhost: move vhost-net zerocopy fields to net.c tcm_vhost: Wait for pending requests in vhost_scsi_flush() vhost: Allow device specific fields per vq
2013-05-02Merge commit '73053d973' into smp-hotplugRussell King
This is to fix a merge problem with mach-highbank/hotplug.c, which git silently resolves, but wrongly. This commit contains the correct resolution. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-05-02ARM: EXYNOS: remove unnecessary use of IS_ERR_VALUE()Russell King
s5p_register_gpio_interrupt() returns 0 or positive for success, and -ve for errors, so just use the standard >= 0 test. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-05-02ARM: IMX: remove unnecessary use of IS_ERR_VALUE()Russell King
device_register() returns -ve values for errors, and zero for success. There's no need to obfuscate the code with IS_ERR_VALUE(). Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-05-02ARM: OMAP: use consistent error checkingRussell King
Consistently check errors using the usual method used in the kernel for much of its history. For instance: int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t) { int div; div = gpmc_calc_divider(t->sync_clk); if (div < 0) return div; static int gpmc_set_async_mode(int cs, struct gpmc_timings *t) { ... return gpmc_cs_set_timings(cs, t); ..... ret = gpmc_set_async_mode(gpmc_onenand_data->cs, &t); if (IS_ERR_VALUE(ret)) return ret; So, gpmc_cs_set_timings() thinks any negative return value is an error, but where we check that in higher levels, only a limited range are errors... There is only _one_ use of IS_ERR_VALUE() in arch/arm which is really appropriate, and that is in arch/arm/include/asm/syscall.h: static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { unsigned long error = regs->ARM_r0; return IS_ERR_VALUE(error) ? error : 0; } because this function really does have to differentiate between error return values and addresses which look like negative numbers (eg, from mmap()). So, here's a patch to remove them from OMAP, except for the above. Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-05-02ARM: cleanup: OMAP hwmod error checkingRussell King
omap_hwmod_lookup() only returns NULL on error, never an error pointer. Checking the returned pointer using IS_ERR_OR_NULL() is needless overhead. Use a simple !ptr check instead. OMAP devices (oh->od) always have a valid platform device attached (see omap_device_alloc()) so there's no point validating the platform device pointer (we will have already oopsed long before if this is not the case here.) Lastly, oh->od is only ever NULL or a valid omap device pointer - 'oh' comes from the statically declared hwmod tables, and the pointer is only filled in by omap_device_alloc() at a point where the omap device pointer must be valid. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-05-02x86-64, init: Do not set NX bits on non-NX capable hardwareH. Peter Anvin
During early init, we would incorrectly set the NX bit even if the NX feature was not supported. Instead, only set this bit if NX is actually available and enabled. We already do very early detection of the NX bit to enable it in EFER, this simply extends this detection to the early page table mask. Reported-by: Fernando Luis Vázquez Cao <fernando@oss.ntt.co.jp> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Link: http://lkml.kernel.org/r/1367476850.5660.2.camel@nexus Cc: <stable@vger.kernel.org> v3.9
2013-05-02x86, gdt, hibernate: Store/load GDT for hibernate path.Konrad Rzeszutek Wilk
The git commite7a5cd063c7b4c58417f674821d63f5eb6747e37 ("x86-64, gdt: Store/load GDT for ACPI S3 or hibernate/resume path is not needed.") assumes that for the hibernate path the booting kernel and the resuming kernel MUST be the same. That is certainly the case for a 32-bit kernel (see check_image_kernel and CONFIG_ARCH_HIBERNATION_HEADER config option). However for 64-bit kernels it is OK to have a different kernel version (and size of the image) of the booting and resuming kernels. Hence the above mentioned git commit introduces an regression. This patch fixes it by introducing a 'struct desc_ptr gdt_desc' back in the 'struct saved_context'. However instead of having in the 'save_processor_state' and 'restore_processor_state' the store/load_gdt calls, we are only saving the GDT in the save_processor_state. For the restore path the lgdt operation is done in hibernate_asm_[32|64].S in the 'restore_registers' path. The apt reader of this description will recognize that only 64-bit kernels need this treatment, not 32-bit. This patch adds the logic in the 32-bit path to be more similar to 64-bit so that in the future the unification process can take advantage of this. [ hpa: this also reverts an inadvertent on-disk format change ] Suggested-by: "H. Peter Anvin" <hpa@zytor.com> Acked-by: "Rafael J. Wysocki" <rjw@sisk.pl> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Link: http://lkml.kernel.org/r/1367459610-9656-2-git-send-email-konrad.wilk@oracle.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2013-05-02net: vlan,ethtool: netdev_features_t is more than 32 bitBjørn Mork
Signed-off-by: Bjørn Mork <bjorn@mork.no> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-05-02net: use netdev_features_t in skb_needs_linearize()Patrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-05-02Merge branch 'next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc Pull powerpc update from Benjamin Herrenschmidt: "The main highlights this time around are: - A pile of addition POWER8 bits and nits, such as updated performance counter support (Michael Ellerman), new branch history buffer support (Anshuman Khandual), base support for the new PCI host bridge when not using the hypervisor (Gavin Shan) and other random related bits and fixes from various contributors. - Some rework of our page table format by Aneesh Kumar which fixes a thing or two and paves the way for THP support. THP itself will not make it this time around however. - More Freescale updates, including Altivec support on the new e6500 cores, new PCI controller support, and a pile of new boards support and updates. - The usual batch of trivial cleanups & fixes" * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (156 commits) powerpc: Fix build error for book3e powerpc: Context switch the new EBB SPRs powerpc: Turn on the EBB H/FSCR bits powerpc: Replace CPU_FTR_BCTAR with CPU_FTR_ARCH_207S powerpc: Setup BHRB instructions facility in HFSCR for POWER8 powerpc: Fix interrupt range check on debug exception powerpc: Update tlbie/tlbiel as per ISA doc powerpc: Print page size info during boot powerpc: print both base and actual page size on hash failure powerpc: Fix hpte_decode to use the correct decoding for page sizes powerpc: Decode the pte-lp-encoding bits correctly. powerpc: Use encode avpn where we need only avpn values powerpc: Reduce PTE table memory wastage powerpc: Move the pte free routines from common header powerpc: Reduce the PTE_INDEX_SIZE powerpc: Switch 16GB and 16MB explicit hugepages to a different page table format powerpc: New hugepage directory format powerpc: Don't truncate pgd_index wrongly powerpc: Don't hard code the size of pte page powerpc: Save DAR and DSISR in pt_regs on MCE ...
2013-05-02rbd: fix image request leak on parent readAlex Elder
When a read for a layered image object finds the target object doesn't exist, a read image request for the parent image is created and submitted. When that completes, the callback routine was not releasing that parent image request. Fix that. The slab allocation stuff just added has greatly simplified the search for the source of this memory leak. This resolves: http://tracker.ceph.com/issues/4803 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02libceph: use slab cache for osd client requestsAlex Elder
Create a slab cache to manage allocation of ceph_osdc_request structures. This resolves: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02libceph: allocate ceph message data with a slab allocatorAlex Elder
Create a slab cache to manage ceph_msg_data structure allocation. This is part of: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02libceph: allocate ceph messages with a slab allocatorAlex Elder
Create a slab cache to manage ceph_msg structure allocation. This is part of: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: allocate image object names with a slab allocatorAlex Elder
The names of objects used for image object requests are always fixed size. So create a slab cache to manage them. Define a new function rbd_segment_name_free() to match rbd_segment_name() (which is what supplies the dynamically-allocated name buffer). This is part of: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: allocate object requests with a slab allocatorAlex Elder
Create a slab cache to manage rbd_obj_request allocation. We aren't using a constructor, and we'll zero-fill object request structures when they're allocated. This is part of: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: allocate name separate from obj_requestAlex Elder
The next patch will define a slab allocator for a object requests. To use that we'll need to allocate the name of an object separate from the request structure itself. Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: allocate image requests with a slab allocatorAlex Elder
Create a slab cache to manage rbd_img_request allocation. Nothing too fancy at this point--we'll still initialize everything at allocation time (no constructor) This is part of: http://tracker.ceph.com/issues/3926 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: use binary search for snapshot lookupAlex Elder
Use bsearch(3) to make snapshot lookup by id more efficient. (There could be thousands of snapshots, and conceivably many more.) Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02rbd: clear EXISTS flag if mapped snapshot disappearsAlex Elder
This functionality inadvertently disappeared in the last patch. Image snapshots can get removed at just about any time. In particular it can disappear even if it is in use by an rbd client as a mapped image. The rbd client deals with such a disappearance by responding to new requests with ENXIO. This is implemented by each rbd device maintaining an EXISTS flag, which is normally set but cleared if a snapshot disappears. This patch (re-)implements the clearing of that flag. Whenever mapped image header information is refreshed, if the mapping is for a snapshot, verify the mapped snapshot is still present in the updated snapshot context. If it is not, clear the flag. It is not necessary to check this in the initial probe, because the probe will not succeed if the snapshot doesn't exist. This resolves: http://tracker.ceph.com/issues/4880 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
2013-05-02Merge tag 'multiplatform-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC multiplatform updates from Olof Johansson: "More multiplatform enablement for ARM platforms. The ones converted in this branch are: - bcm2835 - cns3xxx - sirf - nomadik - msx - spear - tegra - ux500 We're getting close to having most of them converted! One of the larger platforms remaining is Samsung Exynos, and there are a bunch of supporting patches in this merge window for it. There was a patch in this branch to a early version of multiplatform conversion, but it ended up being reverted due to need of more bake time. The revert commit is part of the branch since it would have required rebasing multiple dependent branches and they were stable by then" * tag 'multiplatform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (70 commits) mmc: sdhci-s3c: Fix operation on non-single image Samsung platforms clocksource: nomadik-mtu: fix up clocksource/timer Revert "ARM: exynos: enable multiplatform support" ARM: SPEAr13xx: Fix typo "ARCH_HAVE_CPUFREQ" ARM: exynos: enable multiplatform support rtc: s3c: make header file local mtd: onenand/samsung: make regs-onenand.h file local thermal/exynos: remove unnecessary header inclusions mmc: sdhci-s3c: remove platform dependencies ARM: samsung: move mfc device definition to s5p-dev-mfc.c ARM: exynos: move debug-macro.S to include/debug/ ARM: exynos: prepare for sparse IRQ ARM: exynos: introduce EXYNOS_ATAGS symbol ARM: tegra: build assembly files with -march=armv7-a ARM: Push selects for TWD/SCU into machine entries ARM: ux500: build hotplug.o for ARMv7-a ARM: ux500: move to multiplatform ARM: ux500: make remaining headers local ARM: ux500: make irqs.h local to platform ARM: ux500: get rid of <mach/[hardware|db8500-regs].h> ...
2013-05-02Merge tag 'soc-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC platform updates from Olof Johansson: "This branch contains part 1 of the platform updates for 3.10. Among the highlights: - Support for the new Atmel Cortex-A5 based platforms (SAMA5D3) - New support for CSR SiRFatlas6 SoCs - A handful of updates for NVidia T114 (a.k.a. Tegra 4) - A bunch of updates for the shmobile platforms - A handful of updates for davinci - A few updates for Qualcomm MSM - Plus a handful of other patches, defconfig updates, etc." * tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (135 commits) ARM: tegra: pm: fix build error w/o PM_SLEEP ARM: davinci: ensure global variables are declared ARM: davinci: sram.c: fix incorrect type in assignment ARM: davinci: da8xx dt: make file local symbols static ARM: davinci: da8xx: add remoteproc support ARM: socfpga: Upgrade clk driver for socfpga to make use of dts clock entries ARM: socfpga: Add clock entries into device tree ARM: socfpga: Enable soft reset ARM: EXYNOS: replace cpumask by the corresponding macro ARM: EXYNOS: handle properly the return values ARM: EXYNOS: factor out the idle states ARM: OMAP4: Enable fix for Cortex-A9 erratas ARM: OMAP2+: Export SoC information to userspace ARM: OMAP2+: SoC name and revision unification ARM: OMAP2+: Move common part of late init into common function ARM: tegra: pm: remove duplicated include from pm.c ARM: davinci: da850: override mmc DT node device name ARM: davinci: da850: add mmc DT entries mmc: davinci_mmc: add DT support ARM: SAMSUNG: check processor type before cache restoration in resume ...
2013-05-02Merge tag 'dt-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC device-tree updates from Olof Johansson: "Part 1 of device-tree updates for 3.10. The bulk of the churn in this branch is due to i.MX moving from C-defined pin control over to device tree, which is a one-time conversion that will allow greater flexibility down the road. Besides that, there's PCI-e bindings for Marvell mvebu platforms and a handful of cleanups to tegra due to the new include file functionality of the device tree compiler" * tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (113 commits) arm: mvebu: PCIe Device Tree informations for Armada XP GP arm: mvebu: PCIe Device Tree informations for Armada 370 DB arm: mvebu: PCIe Device Tree informations for Armada 370 Mirabox arm: mvebu: PCIe Device Tree informations for Armada XP DB arm: mvebu: PCIe Device Tree informations for OpenBlocks AX3-4 arm: mvebu: add PCIe Device Tree informations for Armada XP arm: mvebu: add PCIe Device Tree informations for Armada 370 ARM: sunxi: unify osc24M_fixed and osc24M arm: vt8500: Add SDHC support to WM8505 DT ARM: dts: Add a 64 bits version of the skeleton device tree ARM: mvebu: Add Device Bus and CFI flash memory support to defconfig ARM: mvebu: Add support for NOR flash device on Openblocks AX3 board ARM: mvebu: Add support for NOR flash device on Armada XP-GP board ARM: mvebu: Add Device Bus support for Armada 370/XP SoC ARM: dts: imx6dl-wandboard: Add USB Host support ARM: dts: imx51 cpu node ARM: dts: Add missing imx27-phytec-phycore dtb target ARM: dts: Add NFC support for i.MX27 Phytec PCM038 module ARM: i.MX51: Add PATA support ARM: dts: Add initial support for Wandboard Dual-Lite ...
2013-05-02Merge tag 'cleanup-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC cleanup from Olof Johansson: "Here is a collection of cleanup patches. Among the pieces that stand out are: - The deletion of h720x platforms - Split of at91 non-dt platforms to their own Kconfig file to keep them separate - General cleanups and refactoring of i.MX and MXS platforms - Some restructuring of clock tables for OMAP - Convertion of PMC driver for Tegra to dt-only - Some renames of sunxi -> sun4i (Allwinner A10) - ... plus a bunch of other stuff that I haven't mentioned" * tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (119 commits) ARM: i.MX: remove unused ARCH_* configs ARM i.MX53: remove platform ahci support ARM: sunxi: Rework the restart code irqchip: sunxi: Rename sunxi to sun4i irqchip: sunxi: Make use of the IRQCHIP_DECLARE macro clocksource: sunxi: Rename sunxi to sun4i clocksource: sunxi: make use of CLKSRC_OF clocksource: sunxi: Cleanup the timer code ARM: at91: remove trailing semicolon from macros ARM: at91/setup: fix trivial typos ARM: EXYNOS: remove "config EXYNOS_DEV_DRM" ARM: EXYNOS: change the name of USB ohci header ARM: SAMSUNG: Remove unnecessary code for dma ARM: S3C24XX: Remove unused GPIO drive strength register definitions ARM: OMAP4+: PM: Restore CPU power state to ON with clockdomain force wakeup method ARM: S3C24XX: Removed unneeded dependency on CPU_S3C2412 ARM: S3C24XX: Removed unneeded dependency on CPU_S3C2410 ARM: S3C24XX: Removed unneeded dependency on ARCH_S3C24XX for boards ARM: SAMSUNG: Fix typo "CONFIG_SAMSUNG_DEV_RTC" ARM: S5P64X0: Fix typo "CONFIG_S5P64X0_SETUP_SDHCI" ...
2013-05-02Merge tag 'fixes-nc-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC non-critical fixes from Olof Johansson: "Here is a collection of fixes (and some intermixed cleanups) that were considered less important and thus not included in the later parts of the 3.9-rc cycle. It's a bit all over the map, contents wise. A series of ux500 fixes and cleanups, a bunch of various fixes for OMAP and tegra, and some for Freescale i.MX and even Qualcomm MSM. Note that there's also a patch on this branch to globally turn off -Wmaybe-uninitialized when building with -Os. It's been posted several times by Arnd and no dissent was raised, but nobody seemed interested to pick it up. So here it is, as the topmost patch." * tag 'fixes-nc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (70 commits) Turn off -Wmaybe-uninitialized when building with -Os ARM: orion5x: include linux/cpu.h ARM: tegra: call cpu_do_idle from C code ARM: u300: fix ages old copy/paste bug ARM: OMAP2+: add dependencies on ARCH_MULTI_V6/V7 ARM: tegra: solve adr range issue with THUMB2_KERNEL enabled ARM: tegra: fix relocation truncated error when THUMB2_KERNEL enabled ARM: tegra: fix build error when THUMB2_KERNEL enabled ARM: msm: Fix uncompess.h tx underrun check ARM: vexpress: Remove A9 PMU compatible values for non-A9 platforms ARM: cpuimx27 and mbimx27: prepend CONFIG_ to Kconfig macro ARM: OMAP2+: fix typo "CONFIG_BRIDGE_DVFS" ARM: OMAP1: remove "config MACH_OMAP_HTCWIZARD" ARM: mach-imx: mach-imx6q: Fix sparse warnings ARM: mach-imx: src: Include "common.h ARM: mach-imx: gpc: Include "common.h" ARM: mach-imx: avic: Staticize *avic_base ARM: mach-imx: tzic: Staticize *tzic_base ARM: mach-imx: clk: Include "clk.h" ARM: mach-imx: clk-busy: Staticize clk_busy_mux_ops ...
2013-05-02Merge commit '8700c95adb03' into timers/nohzFrederic Weisbecker
The full dynticks tree needs the latest RCU and sched upstream updates in order to fix some dependencies. Merge a common upstream merge point that has these updates. Conflicts: include/linux/perf_event.h kernel/rcutree.h kernel/rcutree_plugin.h Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
2013-05-02drm/radeon: fix handling of v6 power tablesAlex Deucher
The code was mis-handling variable sized arrays. Reported-by: Sylvain BERTRAND <sylware@legeek.net> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-05-02s390/zcrypt: ap bus rescan problem when toggle crypto adapters on/offIngo Tuchscherer
The bus rescan process was called simultaneously on every device failure. This finally leads into race conditions (double device add/remove actions). This patch protects the rescan area by mutual exclusion and improves ap_config_timer handling Signed-off-by: Ingo Tuchscherer <ingo.tuchscherer@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-05-02ipc_schedule_free() can do vfree() directly nowAl Viro
Commit 32fcfd40715e ("make vfree() safe to call from interrupt contexts") made it safe to do vfree directly from the RCU callback, which allows us to simplify ipc/util.c a lot by getting rid of the differences between vmalloc/kmalloc memory. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-02net: Restore NETIF_F_* bit ordering.David Miller
Commit 8ad227ff89a7 ("net: vlan: add 802.1ad support") added some new NETIF_F_* features bits, but it added them in the middle of existing values. Userland depends upon the flag bits via the per-netdevice 'flags' sysfs file. So restore the previous ordering by adding the new flags at the end. Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-02drm/radeon: clarify family checks in pm table parsingAlex Deucher
We actually care about the chip family rather than the DCE version although functionally they are the same. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02drm/radeon: consolidate UVD clock programmingChristian König
Instead of duplicating the code over and over again, just use a single function to handle the clock calculations. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02drm/radeon: fix UPLL_REF_DIV_MASK definitionChristian König
Stupid copy & paste error over all generations. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02radeon: add bo tracking debugfsJerome Glisse
This is to allow debugging of userspace program not freeing buffer after, which is basicly a memory leak. This print the list of all gem object along with their size and placement (VRAM,GTT,CPU) and with the pid of the task that created them. agd5f: add warning fix Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02drm/radeon: add new richland pci idsAlex Deucher
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-05-02drm/radeon: add some new SI PCI idsAlex Deucher
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-05-02drm/radeon: fix scratch reg handling for UVD fenceChristian König
Also init the scratch reg to zero on the UVD ring. This fixes UVD on AGP based cards. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02drm/radeon: allocate SA bo in the requested domainChristian König
This avoid moving the BO directly after allocating it. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-02drm/radeon: fix possible segfault when parsing pm tablesAlex Deucher
If we have a empty power table, bail early and allocate the default power state. Should fix: https://bugs.freedesktop.org/show_bug.cgi?id=63865 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-05-02drm/radeon: fix endian bugs in atom_allocate_fb_scratch()Alex Deucher
Reviwed-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-05-02s390/memory hotplug,sclp: get rid of per memory increment usecountHeiko Carstens
Given that the memory block size is always larger or equal to the memory increment size there is no need for a usecount anymore. Each memory increment belongs to exactly one memory block. So get rid of the usecount. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-05-02s390/memory hotplug: provide memory_block_size_bytes() functionHeiko Carstens
Commit 0c2c99b1b "memory hotplug: Allow memory blocks to span multiple memory sections" introduced a weak memory_block_size_bytes() function which can be used to set the size of a memory block as seen in sysfs. Provide an s390 specific override which makes sure that each memory block has at least a size of 256MB or the increment size of of a memory increment, whatever is larger. This way we can make sure that the number of memory sysfs objects doesn't explode for very large memory configurations. Reported-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-05-02s390/mem_detect: limit memory detection loop to "mem=" parameterHeiko Carstens
The current memory detection loop will detect all present memory of a machine. This is true even if the user specified the "mem=" parameter on the kernel command line. This can be a problem since the memory detection may cause a fully populated host page table for the guest, even for those parts of the memory that the guest will never use afterwards. So fix this and only detect memory up to a user supplied "mem=" limit if specified. Reported-by: Michael Johanssen <johanssn@de.ibm.com> Reviewed-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-05-02s390/kdump,bootmem: fix bootmem allocator bitmap sizeHeiko Carstens
When in kdump mode the kernel may access only the first couple of megabytes for execution, the rest contains the dump. However the size of the bitmap used by the bootmem allocator was calculated for the whole amount of memory of the machine. For very large machines this can lead to the situation that the kdump kernel will not come up because not enough memory is available. So fix this and calculate the size of the bitmap only for the piece of memory that the kdump kernel actually uses. Call reserve_oldmem() before setup_memory_end() so that the memory_chunk array already has been updated with respect to oldmem chunks. Afterwards setup_memory_end() will ignore those chunks. Reviewed-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>