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* Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds2013-11-151-1/+1
|\ | | | | | | | | | | | | | | | | Pull drm regression fix from Dave Airlie: "Forgot this one liner was necessary to fix module reload issues introduced earlier in the drm pull" * 'drm-next' of git://people.freedesktop.org/~airlied/linux: drm: check for !kdev in drm_unplug_minor()
| * drm: check for !kdev in drm_unplug_minor()David Herrmann2013-11-151-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We moved minor deallocation to drm_dev_free() in: commit 8f6599da8e772fa8de54cdf98e9e03cbaf3946da Author: David Herrmann <dh.herrmann@gmail.com> Date: Sun Oct 20 18:55:45 2013 +0200 drm: delay minor destruction to drm_dev_free() However, this causes a call to drm_unplug_minor(), which should just do nothing as drm_dev_unregister() already called this. But a separate patch caused kdev lifetime changes: commit 5bdebb183c9702a8c57a01dff09337be3de337a6 Author: Dave Airlie <airlied@redhat.com> Date: Fri Oct 11 14:07:25 2013 +1000 drm/sysfs: sort out minor and connector device object lifetimes. Thus making our dev_is_registered() call useles (and even segfault if it is NULL). Replace it with a simple !kdev test and we're fine. Reported-by: Huax Lu <huax.lu@intel.com> Reported-by: Daniel Vetter <daniel@ffwll.ch> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=71208 Tested-by: lu hua <huax.lu@intel.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Dave Airlie <airlied@gmail.com>
* | Merge tag 'blackfin-for-linus' of ↵Linus Torvalds2013-11-1516-710/+1025
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux Pull blackfin updates from Steven Miao: "Blackfin gpio changes, add adi pinctrl driver, and bug fixes" * tag 'blackfin-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux: blackfin: fix build warning for unused variable smp: bf561: and smb_wmb()/smp_rmb() at ipi send/receive pm: use GFP_ATOMIC when pm core call this function blackfin: serial: Add serial port_fer and port_mux early platform resources. blackfin: pinctrl-adi2: code cleanup after using pinctrl-adi2 blackfin: adi gpio driver and pinctrl driver support bf609: update default config for spi Blackfin: bfin_gpio: Use proper mask for comparing pfunc
| * | blackfin: fix build warning for unused variableSteven Miao2013-11-151-1/+4
| | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com>
| * | smp: bf561: and smb_wmb()/smp_rmb() at ipi send/receiveSteven Miao2013-11-151-4/+8
| | | | | | | | | | | | | | | | | | add smb_wmb()/smp_rmb() to keep cache coherent Signed-off-by: Steven Miao <realmz6@gmail.com>
| * | pm: use GFP_ATOMIC when pm core call this functionScott Jiang2013-11-151-1/+1
| | | | | | | | | | | | | | | | | | We shouldn't sleep in atomic sections. Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
| * | blackfin: serial: Add serial port_fer and port_mux early platform resources.Sonic Zhang2013-11-152-27/+47
| | | | | | | | | | | | | | | | | | | | | | | | The serial driver sets up port function manually in early platform probe stage if the ADI GPIO2 driver is used. Remove the bfin_sport_uart early platform devices. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
| * | blackfin: pinctrl-adi2: code cleanup after using pinctrl-adi2Steven Miao2013-11-151-66/+4
| | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com>
| * | blackfin: adi gpio driver and pinctrl driver supportSonic Zhang2013-11-1519-796/+1044
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove gpio driver for new gpio controller on BF54x and BF60x. Build the bfin_gpio driver only when other BF5xx processors are selected. Replace the prefix of some gpio and peripheral functions with adi. add portmux platform data in machine portmux.h Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Steven Miao <realmz6@gmail.com>
| * | bf609: update default config for spiScott Jiang2013-11-151-1/+1
| | | | | | | | | | | | Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
| * | Blackfin: bfin_gpio: Use proper mask for comparing pfuncSonic Zhang2013-11-151-9/+14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For BF537_FAMILY, when offset != 1, the mask is 1. Thus add proper mask for comparing pfunc with function. Also has small refactor for better readability. In portmux_setup(), it looks odd having "pmux &= ~(3 << 1);" while in current code we do pmux |= (function << offset);. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
* | | Merge tag 'for-3.13' of git://git.openrisc.net/~jonas/linuxLinus Torvalds2013-11-156-27/+19
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull OpenRISC updates from Jonas Bonn: - small cleanups to make allmodconfig pass - defconfig refresh - a handful of code sanitization patches * tag 'for-3.13' of git://git.openrisc.net/~jonas/linux: openrisc: Refactor or32_early_setup() openrisc: Remove unused declaration of __initramfs_start openrisc: Use the declarations provided by <asm/sections.h> openrisc: Refresh or1ksim_defconfig for v3.12 openrisc: Refactor 16-bit constant relocation openrisc: include: asm: Kbuild: add default "vga.h" openrisc: Makefile: append "-D__linux__" to KBUILD_CFLAGS
| * | | openrisc: Refactor or32_early_setup()Geert Uytterhoeven2013-11-151-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | - Change fdt pointer (passed from head.S) from unsigned int to void *, which allows to kill a cast, and makes it compatible with __dtb_start. - Use pr_info(), - Extract common part. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux@lists.openrisc.net Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: Remove unused declaration of __initramfs_startGeert Uytterhoeven2013-11-151-1/+0
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: Use the declarations provided by <asm/sections.h>Geert Uytterhoeven2013-11-152-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Openrisc's private vmlinux.h duplicates a few definitions that are already provided by asm-generic/sections.h. The former is used by setup.c only, while the latter is already used everywhere else. Convert setup.c to use the generic version: - Include <asm/sections.h>, - Remove the (slightly different) extern declarations, - Remove the no longer needed address-of ('&') operators. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: Refresh or1ksim_defconfig for v3.12Geert Uytterhoeven2013-11-151-8/+2
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: Refactor 16-bit constant relocationGeert Uytterhoeven2013-11-051-4/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | arch/openrisc/kernel/module.c: In function 'apply_relocate_add': arch/openrisc/kernel/module.c:50:13: warning: assignment from incompatible pointer type arch/openrisc/kernel/module.c:54:13: warning: assignment from incompatible pointer type Move the pointer increments to the dereference statements to avoid incompatible pointer assignments, and remove superfluous casts. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: include: asm: Kbuild: add default "vga.h"Chen Gang2013-11-051-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add default "vga.h", or compiling fails with 'allmodconfig'. The related error: CC [M] drivers/gpu/drm/drm_irq.o In file included from include/linux/vgaarb.h:34:0, from drivers/gpu/drm/drm_irq.c:42: include/video/vga.h:22:21: fatal error: asm/vga.h: No such file or directory compilation terminated. make[3]: *** [drivers/gpu/drm/drm_irq.o] Error 1 make[2]: *** [drivers/gpu/drm] Error 2 make[1]: *** [drivers/gpu] Error 2 make: *** [drivers] Error 2 Signed-off-by: Chen Gang <gang.chen@asianux.com> Signed-off-by: Jonas Bonn <jonas@southpole.se>
| * | | openrisc: Makefile: append "-D__linux__" to KBUILD_CFLAGSChen Gang2013-11-051-1/+1
| |/ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Need append "_D__linux__" to KBUILD_CFLAGS, just like some of another architectures have done, or 'allmodconfig' can not pass compiling. The related error: CC [M] fs/coda/psdev.o In file included from include/linux/coda.h:65:0, from fs/coda/psdev.c:45: include/uapi/linux/coda.h:221:2: error: expected specifier-qualifier-list before 'u_quad_t' The related compiler information: [root@dhcp122 ~]# /usr/local/bin/or32-linux-gcc -v Using built-in specs. COLLECT_GCC=/usr/local/bin/or32-linux-gcc COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/or32-linux/4.5.1-or32-1.0rc1/lto-wrapper Target: or32-linux Configured with: ../gcc-openrisc/configure --target=or32-linux --disable-nls --enable-languages=c --without-headers --disable-shared --disable-threads --enable-werror=no Thread model: single gcc version 4.5.1-or32-1.0rc1 (GCC) Signed-off-by: Chen Gang <gang.chen@asianux.com> Signed-off-by: Jonas Bonn <jonas@southpole.se>
* | | Merge branch 'misc' of ↵Linus Torvalds2013-11-154-117/+12
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull misc kbuild changes from Michal Marek: - make tags fixes again - scripts/show_delta fix for newer python - scripts/kernel-doc does not fail on unknown function prototype - one less coccinelle check this time * 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: scripts/tags.sh: remove obsolete __devinit[const|data] scripts/kernel-doc: make unknown function prototype a Warning instead of an Error show_delta: Update script to support python versions 2.5 through 3.3 scripts/coccinelle/api: remove devm_request_and_ioremap.cocci scripts/tags.sh: Increase identifier list
| * | | scripts/tags.sh: remove obsolete __devinit[const|data]Michael Opdenacker2013-11-081-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This removes the use of __devinitconst and __devinitdata in scripts/tags.sh, which were removed in 3.8. Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com> Cc: Michal Marek <mmarek@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | scripts/kernel-doc: make unknown function prototype a Warning instead of an ↵Randy Dunlap2013-11-061-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Error When scripts/kernel-doc cannot understand a function prototype, it had been generating a fatal error and stopping immediately. Make this a Warning instead of an Error and keep going. Note that this can happen if the kernel-doc notation that is being parsed is not actually a function prototype; maybe it's a struct or something else, so I added "function" to the warning message to try to make it clearer that scripts/kernel-doc is looking for a function prototype here. Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Mark Brown <broonie@kernel.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | show_delta: Update script to support python versions 2.5 through 3.3Mike Pagano2013-10-231-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Support past and active versions of python while maintaining backward compatibility. Script has been tested on python versions from 2.5.x up to and including 3.3.x. Signed-off-by: Mike Pagano <mpagano@gentoo.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | scripts/coccinelle/api: remove devm_request_and_ioremap.cocciWolfram Sang2013-10-231-105/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use of this function is discouraged in favour of devm_ioremap_resource(). Don't advertise it. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | scripts/tags.sh: Increase identifier listKirill Tkhai2013-10-231-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add __maybe_unused __always_unused __cacheline_aligned __cacheline_aligned_in_smp ACPI_EXPORT_SYMBOL to the list. Signed-off-by: Kirill Tkhai <tkhai@yandex.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
* | | | Merge branch 'kconfig' of ↵Linus Torvalds2013-11-159-50/+48
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull kconfig changes from Michal Marek: - xconfig stores its setting in a meaningful path (~/.config/kernel.org/qconf.conf) - kconfig symbol search fix - documentation fixes - cleanup & comment update - fix warning when a kconfig symbol is defined with two different types - Yann is now officially listed as maintainer of kconfig, but he prefers me to send pull requests for now * 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: MAINTAINERS: New kconfig maintainer xconfig: Fix the filename for GUI settings kconfig: fix bug in search results string: use strlen(gstr->s), not gstr->len kconfig: remove unused definition from scanner kconfig: adjust warning message for conflicting types kconfig: fix trivial typos and update mconf documentation kconfig: add short explanation to SYMBOL_WRITE Documentation/kbuild/kconfig.txt: 'make listnewconfig' replaces: yes "" | make oldconfig
| * \ \ \ Merge branch 'yem/kconfig-for-next' of ↵Michal Marek2013-10-318-48/+45
| |\ \ \ \ | | | | | | | | | | | | | | | | | | git://gitorious.org/linux-kconfig/linux-kconfig into kbuild/kconfig
| | * | | | xconfig: Fix the filename for GUI settingsBen Hutchings2013-10-082-0/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently the qconf program invoked by 'make xconfig' stores GUI settings in the file ~/.config/Unknown\ Organization.conf. This name is apparently generated by the QSettings class when no organisation or application name are specified. This is obviously not a sensible filename (nor does it seem sensible that these QSettings parameters are optional!). Pass the names 'kernel.org' and 'qconf', resuling in the filename ~/.config/kernel.org/qconf.conf. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| | * | | | kconfig: fix bug in search results string: use strlen(gstr->s), not gstr->lenMartin Walch2013-10-081-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The struct gstr has a capacity that may differ from the actual string length. However, a string manipulation in the function search_conf made the assumption that it is the same, which led to messing up some search results, especially when the content of the gstr in use had not yet reached at least 63 chars. Signed-off-by: Martin Walch <walch.martin@web.de> Acked-by: Wang YanQing <udknight@gmail.com> Acked-by: Benjamin Poirier <bpoirier@suse.de> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| | * | | | kconfig: remove unused definition from scannerMartin Walch2013-10-081-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The definition ws [ \n\t] is not used anywhere. Drop it to avoid confusion. As it is a dead definition, any changes in the resulting code generated by flex would be surprising (actually testing this showed that there are really no changes). So, there is no need to touch the existing zconf.lex.c_shipped. Signed-off-by: Martin Walch <walch.martin@web.de> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: "Yann E. MORIN: <yann.morin.1998@free.fr>
| | * | | | kconfig: adjust warning message for conflicting typesMartin Walch2013-10-081-3/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Each symbol must have exactly one type assigned. However, if a symbol happens to have two different types assigned at runtime, a warning is printed and the first type is preserved while the second type is being ignored. The warning message says type of <symbol name> redefined from <first type> to <second type> which may be misleading as it may create the impression that the second type replaces the first type. This patch clarifies this by changing the warning to ignoring type redefinition of <symbol name> from <first type> to <second type> Signed-off-by: Martin Walch <walch.martin@web.de> Acked-by: Wang YanQing <udknight@gmail.com> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| | * | | | kconfig: fix trivial typos and update mconf documentationMartin Walch2013-10-083-33/+31
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This fixes lots of typos in comments and strings. It also updates the documentation strings in mconf to reflect the changes in the user interface from the two commits 6364fd0cb1e4c7f72b974613e0cf5744ae4d2cb2 menuconfig: Add Save/Load buttons 1bdbac478a858d2aa73a6784c7c2e09de0f6d06b menuconfig: Get rid of the top-level entries for "Load an Alternate/Save an Alternate" And it updates the layout of the example search result, i. e. moves down the "Defined at" and "Depends on" lines and adds a symbol state ([=n]) to the symbol in the "Selected by" line. Furthermore, the help texts now should fit in 80 columns again when viewed in mconf. Signed-off-by: Martin Walch <walch.martin@web.de> Reviewed-by: Jean Delvare <jdelvare@suse.de> Reviewed-by: Wang YanQing <udknight@gmail.com> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| | * | | | kconfig: add short explanation to SYMBOL_WRITEMartin Walch2013-10-081-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | replace the question mark in the comment after SYMBOL_WRITE with an explanation Signed-off-by: Martin Walch <walch.martin@web.de> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| | * | | | Documentation/kbuild/kconfig.txt: 'make listnewconfig' replaces: yes "" | ↵Regid Ichira2013-10-081-9/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | make oldconfig Signed-off-by: Regid Ichira <regid23@nt1.in> Acked-by: Rob Landley <rob@landley.net> [yann.morin.1998@free.fr: fix trailing whitespace, commit subject] Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
| * | | | | MAINTAINERS: New kconfig maintainerMichal Marek2013-10-311-2/+3
| | |/ / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Yann has been the de facto maintainer of kconfig for some time. Update the KCONFIG entry with his emails address and git tree. Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: Michal Marek <mmarek@suse.cz>
* | | | | Merge branch 'kbuild' of ↵Linus Torvalds2013-11-154-4/+20
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull kbuild changes from Michal Marek: - LTO fixes, but the kallsyms part had to be reverted - Pass -Werror=implicit-int and -Werror=strict-prototypes to the compiler by default - snprintf fix in modpost - remove GREP_OPTIONS from the environment to be immune against exotic grep option settings * 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: kallsyms: Revert back to 128 max symbol length Kbuild: Ignore GREP_OPTIONS env variable scripts: kallsyms: Use %zu to print 'size_t' scripts/bloat-o-meter: use .startswith rather than fragile slicing scripts/bloat-o-meter: ignore changes in the size of linux_banner kbuild: replace unbounded sprintf call in modpost kbuild, bloat-o-meter: fix static detection Kbuild: Handle longer symbols in kallsyms.c kbuild: Increase kallsyms max symbol length Makefile: enable -Werror=implicit-int and -Werror=strict-prototypes by default
| * | | | | kallsyms: Revert back to 128 max symbol lengthMichal Marek2013-11-132-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commits f3462aa (Kbuild: Handle longer symbols in kallsyms.c) and eea0e9c (kbuild: Increase kallsyms max symbol length) except for the added overflow check. The reason is a regression caused by increasing the buffer: http://marc.info/?l=linux-kernel&m=138387700415675. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Joe Mario <jmario@redhat.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | Kbuild: Ignore GREP_OPTIONS env variableBorislav Petkov2013-11-111-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When building the kernel in a shell which defines GREP_OPTIONS so that grep behavior is modified, we can break the generation of the syscalls table like so: __SYSCALL_COMMON(^[[01;31m^[[K0^[[m^[[K, sys_read, sys_read) __SYSCALL_COMMON(^[[01;31m^[[K1^[[m^[[K, sys_write, sys_write) __SYSCALL_COMMON(^[[01;31m^[[K1^[[m^[[K0, sys_mprotect, sys_mprotect) ... This is just the initial breakage, later we barf when generating modules. In this case, GREP_OPTIONS contains "--color=always" which adds the shell colors markup and completely fudges the headers under ...generated/asm/. Fix that by unexporting the GREP_OPTIONS variable for the whole kernel build as we tend to use grep at a bunch of places. Signed-off-by: Borislav Petkov <bp@suse.de> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | scripts: kallsyms: Use %zu to print 'size_t'Fabio Estevam2013-11-081-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit f3462aa95 (Kbuild: Handle longer symbols in kallsyms.c) introduced the following warning on ARM: scripts/kallsyms.c:121:4: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' [-Wformat] Use %zu to print 'size_t'. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | scripts/bloat-o-meter: use .startswith rather than fragile slicingJosh Triplett2013-11-071-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | str.startswith has existed since at least Python 2.0, in 2000; use it rather than a fragile comparison against an initial slice of a string, which requires hard-coding the length of the string to compare against. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | scripts/bloat-o-meter: ignore changes in the size of linux_bannerJosh Triplett2013-11-071-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | linux_banner can change size due to changes in the compiler, build number, or the user@host the system was compiled on; ignore size changes in linux_banner entirely. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | kbuild: replace unbounded sprintf call in modpostKees Cook2013-11-061-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The modpost tool could overflow its stack buffer if someone was running with an insane shell environment. Regardless, it's technically a bug, so this fixes it to truncate the string instead of seg-faulting. Found by Coverity. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | kbuild, bloat-o-meter: fix static detectionAndi Kleen2013-11-061-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Disable static detection: the static currently drops a lot of useful information including clones generated by gcc. Drop this. The statics will appear now without static. prefix. But remove the LTO .NUMBER postfixes that look ugly Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | Kbuild: Handle longer symbols in kallsyms.cAndi Kleen2013-11-061-1/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Also warn for too long symbols v2: Add missing newline. Use 255 max (Joe Perches) Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | kbuild: Increase kallsyms max symbol lengthJoe Mario2013-11-061-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [AK: This seems like a ticking time bomb even without LTO, so should be merged now. It causes very weird problems. Thanks to Joe for tracking them down.] With the added postfixes that LTO adds for local symbols, the longest name in the kernel overflows the namebuf[KSYM_NAME_LEN] array by two bytes. That name is: __pci_fixup_resumePCI_VENDOR_ID_SERVERWORKSPCI_DEVICE_ID_SERVERWORKS_HT1000SBquirk_disable_broadcom_boot_interrupt.1488004.672802 Double the max symbol name length. v2: Use 255 (Joe Perches) Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | | | | Makefile: enable -Werror=implicit-int and -Werror=strict-prototypes by defaultSergei Trofimovich2013-10-231-0/+6
| |/ / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The common error found in forward-ported/backported patches is missing headers. One recent example (files and function names are mangled): void foo(){} EXPORT_SYMBOL(foo); gave only warning foo.c:12345678:5: warning: function declaration isn't a prototype [-Wstrict-prototypes] void foo(){} ^ foo.c:12345679:5: warning: data definition has no type or storage class [enabled by default] EXPORT_SYMBOL(foo); foo.c:12345679:5: warning: type defaults to 'int' in declaration of 'EXORT_SYMBOL' [-Werror=implicit-int] Now it's a fatal error. Tested on x86_64 allyesconfig. [akpm@linux-foundation.org: fix typos in comments] Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
* | | | | Merge tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreamingLinus Torvalds2013-11-1514-12/+20
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull Kconfig cleanups from Mark Salter: "Remove some unused config options from C6X and clean up PC_PARPORT dependencies. The latter was discussed here: https://lkml.org/lkml/2013/10/8/12" * tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreaming: c6x: remove unused COMMON_CLKDEV Kconfig parameter Kconfig cleanup (PARPORT_PC dependencies) x86: select ARCH_MIGHT_HAVE_PC_PARPORT unicore32: select ARCH_MIGHT_HAVE_PC_PARPORT sparc: select ARCH_MIGHT_HAVE_PC_PARPORT sh: select ARCH_MIGHT_HAVE_PC_PARPORT powerpc: select ARCH_MIGHT_HAVE_PC_PARPORT parisc: select ARCH_MIGHT_HAVE_PC_PARPORT mips: select ARCH_MIGHT_HAVE_PC_PARPORT microblaze: select ARCH_MIGHT_HAVE_PC_PARPORT m68k: select ARCH_MIGHT_HAVE_PC_PARPORT ia64: select ARCH_MIGHT_HAVE_PC_PARPORT arm: select ARCH_MIGHT_HAVE_PC_PARPORT alpha: select ARCH_MIGHT_HAVE_PC_PARPORT c6x: remove unused parameter in Kconfig
| * | | | | c6x: remove unused COMMON_CLKDEV Kconfig parameterMichael Opdenacker2013-10-291-3/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This removes the COMMON_CLKDEV kernel configuration parameter defined in arch/c6x/Kconfig, but used nowhere in the makefiles and source code. Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com> Signed-off-by: Mark Salter <msalter@redhat.com>
| * | | | | Kconfig cleanup (PARPORT_PC dependencies)Mark Salter2013-10-231-3/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove messy dependencies from PARPORT_PC by having it depend on one Kconfig symbol (ARCH_MIGHT_HAVE_PC_PARPORT) and having architectures which need it, select ARCH_MIGHT_HAVE_PC_PARPORT in arch/*/Kconfig. New architectures are unlikely to need PARPORT_PC, so this avoids having an ever growing list of architectures to exclude. Those architectures which do select ARCH_MIGHT_HAVE_PC_PARPORT in this patch are the ones which have an asm/parport.h (or use the generic version). Signed-off-by: Mark Salter <msalter@redhat.com> Acked-by: Ingo Molnar <mingo@redhat.com> CC: Richard Henderson <rth@twiddle.net> CC: linux-alpha@vger.kernel.org CC: Vineet Gupta <vgupta@synopsys.com> CC: Russell King <linux@arm.linux.org.uk> CC: linux-arm-kernel@lists.infradead.org CC: Tony Luck <tony.luck@intel.com> CC: Fenghua Yu <fenghua.yu@intel.com> CC: linux-ia64@vger.kernel.org CC: Geert Uytterhoeven <geert@linux-m68k.org> CC: linux-m68k@lists.linux-m68k.org CC: Michal Simek <monstr@monstr.eu> CC: microblaze-uclinux@itee.uq.edu.au CC: Ralf Baechle <ralf@linux-mips.org> CC: linux-mips@linux-mips.org CC: "James E.J. Bottomley" <jejb@parisc-linux.org> CC: Helge Deller <deller@gmx.de> CC: linux-parisc@vger.kernel.org CC: Benjamin Herrenschmidt <benh@kernel.crashing.org> CC: Paul Mackerras <paulus@samba.org> CC: linuxppc-dev@lists.ozlabs.org CC: Paul Mundt <lethal@linux-sh.org> CC: linux-sh@vger.kernel.org CC: "David S. Miller" <davem@davemloft.net> CC: sparclinux@vger.kernel.org CC: Guan Xuetao <gxt@mprc.pku.edu.cn> CC: Thomas Gleixner <tglx@linutronix.de> CC: "H. Peter Anvin" <hpa@zytor.com> CC: x86@kernel.org
| * | | | | x86: select ARCH_MIGHT_HAVE_PC_PARPORTMark Salter2013-10-231-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Architectures which support CONFIG_PARPORT_PC should select ARCH_MIGHT_HAVE_PC_PARPORT. Signed-off-by: Mark Salter <msalter@redhat.com> Acked-by: Ingo Molnar <mingo@redhat.com> CC: Thomas Gleixner <tglx@linutronix.de> CC: "H. Peter Anvin" <hpa@zytor.com> CC: x86@kernel.org
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