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| * | | | fork: move the real prepare_to_copy() users to arch_dup_task_struct()Suresh Siddha2012-05-16
| | |/ / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Historical prepare_to_copy() is mostly a no-op, duplicated for majority of the architectures and the rest following the x86 model of flushing the extended register state like fpu there. Remove it and use the arch_dup_task_struct() instead. Suggested-by: Oleg Nesterov <oleg@redhat.com> Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Link: http://lkml.kernel.org/r/1336692811-30576-1-git-send-email-suresh.b.siddha@intel.com Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: David Howells <dhowells@redhat.com> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Chris Zankel <chris@zankel.net> Cc: Richard Henderson <rth@twiddle.net> Cc: Russell King <linux@arm.linux.org.uk> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Mark Salter <msalter@redhat.com> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Tony Luck <tony.luck@intel.com> Cc: Michal Simek <monstr@monstr.eu> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Jonas Bonn <jonas@southpole.se> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: Helge Deller <deller@gmx.de> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Chen Liqin <liqin.chen@sunplusct.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: David S. Miller <davem@davemloft.net> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Jeff Dike <jdike@addtoit.com> Cc: Richard Weinberger <richard@nod.at> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
* | | | Merge branch 'for-linus' of ↵Linus Torvalds2012-05-22
|\ \ \ \ | |_|/ / |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial Pull trivial updates from Jiri Kosina: "As usual, it's mostly typo fixes, redundant code elimination and some documentation updates." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (57 commits) edac, mips: don't change code that has been removed in edac/mips tree xtensa: Change mail addresses of Hannes Weiner and Oskar Schirmer lib: Change mail address of Oskar Schirmer net: Change mail address of Oskar Schirmer arm/m68k: Change mail address of Sebastian Hess i2c: Change mail address of Oskar Schirmer net: Fix tcp_build_and_update_options comment in struct tcp_sock atomic64_32.h: fix parameter naming mismatch Kconfig: replace "--- help ---" with "---help---" c2port: fix bogus Kconfig "default no" edac: Fix spelling errors. qla1280: Remove redundant NULL check before release_firmware() call remoteproc: remove redundant NULL check before release_firmware() qla2xxx: Remove redundant NULL check before release_firmware() call. aic94xx: Get rid of redundant NULL check before release_firmware() call tehuti: delete redundant NULL check before release_firmware() qlogic: get rid of a redundant test for NULL before call to release_firmware() bna: remove redundant NULL test before release_firmware() tg3: remove redundant NULL test before release_firmware() call typhoon: get rid of redundant conditional before all to release_firmware() ...
| * | | Fix "the the" in various KconfigMasanari Iida2012-04-18
| | |/ | |/| | | | | | | | | | | | | | | | Fix typo "the the" in various Kconfig. Signed-off-by: Masanari Iida <standby24x7@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
* | | Merge branch 'smp-hotplug-for-linus' of ↵Linus Torvalds2012-05-21
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull smp hotplug cleanups from Thomas Gleixner: "This series is merily a cleanup of code copied around in arch/* and not changing any of the real cpu hotplug horrors yet. I wish I'd had something more substantial for 3.5, but I underestimated the lurking horror..." Fix up trivial conflicts in arch/{arm,sparc,x86}/Kconfig and arch/sparc/include/asm/thread_info_32.h * 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (79 commits) um: Remove leftover declaration of alloc_task_struct_node() task_allocator: Use config switches instead of magic defines sparc: Use common threadinfo allocator score: Use common threadinfo allocator sh-use-common-threadinfo-allocator mn10300: Use common threadinfo allocator powerpc: Use common threadinfo allocator mips: Use common threadinfo allocator hexagon: Use common threadinfo allocator m32r: Use common threadinfo allocator frv: Use common threadinfo allocator cris: Use common threadinfo allocator x86: Use common threadinfo allocator c6x: Use common threadinfo allocator fork: Provide kmemcache based thread_info allocator tile: Use common threadinfo allocator fork: Provide weak arch_release_[task_struct|thread_info] functions fork: Move thread info gfp flags to header fork: Remove the weak insanity sh: Remove cpu_idle_wait() ...
| * \ \ Merge branch 'smp/threadalloc' into smp/hotplugThomas Gleixner2012-05-08
| |\ \ \ | | | |/ | | |/| | | | | | | | | | | | | | | | | Reason: Pull in the separate branch which was created so arch/tile can base further work on it. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| * | | init_task: Replace CONFIG_HAVE_GENERIC_INIT_TASKThomas Gleixner2012-05-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Now that all archs except ia64 are converted, replace the config and let the ia64 select CONFIG_ARCH_INIT_TASK Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20120503085035.867948914@linutronix.de
| * | | blackfin: Use generic init_taskThomas Gleixner2012-05-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Same code. Use the generic version. The special Makefile treatment is pointless anyway as init_task.o contains only data which is handled by the linker script. So no point on being treated like head text. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Mike Frysinger <vapier@gentoo.org> Link: http://lkml.kernel.org/r/20120503085034.350246420@linutronix.de
| * | | blackfin: Use generic idle thread allocationThomas Gleixner2012-04-26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Cc: Mike Frysinger <vapier@gentoo.org> Link: http://lkml.kernel.org/r/20120420124557.717064871@linutronix.de
| * | | smp: Add task_struct argument to __cpu_up()Thomas Gleixner2012-04-26
| | |/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Preparatory patch to make the idle thread allocation for secondary cpus generic. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Tony Luck <tony.luck@intel.com> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: David Howells <dhowells@redhat.com> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: David S. Miller <davem@davemloft.net> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Richard Weinberger <richard@nod.at> Cc: x86@kernel.org Link: http://lkml.kernel.org/r/20120420124556.964170564@linutronix.de
* | | blackfin: fix build after add bf60x mach/pm.hSteven Miao2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: twi: include linux/i2c.hSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: add head file for crc controllerSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: twi: work around temporary anomaly 0501001Sonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | Disable IRQ when reading MMR rcv_data8 and rcv_data16. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: twi: Move TWI MMR access macro to twi head fileSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: twi: Move TWI peripheral pin request array to platform dataSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: anomaly: Add a temporary anomaly 0501001Sonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Add a temporary anomaly 0501001 for data loss in MMR reading if interrupted. Add work around for bfin serial driver as well. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: Rename the DDR controller macroSonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Rename the DDR controller macro from DDR0 to DMC0 to avoid confustion for bf60x. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: mach-bf609: pm: cleanup bfin_deepsleepSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | In bfin_deepsleep(), using register instead of local variable and remove unused dpmc register read. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: cleanup get clock codeSonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | Remove redundance code for get clock. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: pm: Add a debug option to calculate kernel wakeup time.Sonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Display the total time when kernel resumes normal from standby or suspend to mem mode. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: add wakeup source selectSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | Support select the wakeup source for power management on bf60x. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: make clock changeable in kernel menuconfigBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | Add clock changeable support in kernel menuconfig for bf60x. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin:mach-bf609: fix norflash for bf609-ezkitBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | | | | Set smc register to async flash protocol mode and use physmap driver instead of bfin-bf6xx. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: mach-bf609: add can_wakeup to ethernet deviceBob Liu2012-05-21
| | | | | | | | | | | | Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: remove redundant CONFIG_BF60x macroSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: rotary: Add pm_wakeup flag to platform data structure.Sonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | Rotary can't be used as a wakeup source in all platform. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | bfin_gpio: fix bf548-ezkit kernel fail to bootSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | Fix bf548-ezkit kernel fail to boot when request peripheral pins. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | bfin_dma: fix initcall return error in proc_dma_init()Steven Miao2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | Blackfin: delete fork funcMike Frysinger2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | We don't implement fork() since we are no-mmu, so redirect it to the existing ENOSYS stub rather than adding a custom EINVAL one. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | Blackfin: fix unused clk var warningMike Frysinger2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | This is only used on BF60x code (so this patch should get squashed into the original one that added it). Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: SMP: pda: "next" field of blackfin_pda only used in SMP kernelSteven Miao2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: GPIO: Implement more GPIO APIsSonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | Implement more GPIO APIs in case GPIOLIB is disabled. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: mach-common: ints-priority: fix compile errorBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | IRQ_PINT4/PINT5 are not defined on !CONFIG_BF60x, this patch fix it. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: bfin_uart: Add more LCR bits masksSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: license: Change ADI BSD licenseSonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Change ADI BSD license to standart 3 clause BSD license for some blackfin arch code requested by ADI Legal. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf537-stamp: update board file for platform bfin_sport deviceAaron Wu2012-05-21
| | | | | | | | | | | | | | | | | | | | | Blackfin sport driver has been rewrited update board file according. Signed-off-by: Aaron Wu <Aaron.Wu@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: cleanup mem_map macroSteven Miao2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: fix compiling warningBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | Fix several compiling warning for bf60x. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: add power management supportSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | Add bf60x cpu pm callbacks and change blackfin pm framework to support bf60x. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: add l2 ecc irq handlerBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | | | | bf60x support l2 hardware ecc error check, add panic when double bits ecc error happened. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: twi: move twi bit mask macro to twi head fileSonic Zhang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: enable gptimer clock sourceSteven Miao2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: add spi/sport3/ppi head file for bf60xScott Jiang2012-05-21
| | | | | | | | | | | | | | | Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: cplb: add support for bf60xBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | Bf60x support big CPLB pages, this commit enable it. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: mach-common: add sec support for bf60xSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Add system event controller support for bf60x so that interrupt can be handled. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: bf60x: add clock supportSteven Miao2012-05-21
| | | | | | | | | | | | | | | | | | | | | Add clock support for bf60x. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: add bf60x to current frameworkBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | This patch added bf60x to current blackfin kernel framework. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: mach-bf609: add machine filesSonic Zhang2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | Add machine files for bf60x including head files, Kconfig/Makefile and board file. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: asm: fix blackfin.h brokenBob Liu2012-05-21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | do{...}while makes no sense in __ASSEMBLY__ code paths. now kernels fail to build: arch/blackfin/mach-bf561/atomic.S: Assembler messages: arch/blackfin/mach-bf561/atomic.S:48: Error: syntax error. Input text was do. arch/blackfin/mach-bf561/atomic.S:48: Error: arch/blackfin/mach-bf561/atomic.S:48: Error: syntax error. Input text was }. arch/blackfin/mach-bf561/atomic.S:48: Error: arch/blackfin/mach-bf561/atomic.S:53: Error: syntax error. Input text was do. arch/blackfin/mach-bf561/atomic.S:53: Error: arch/blackfin/mach-bf561/atomic.S:53: Error: syntax error. Input text was }. Signed-off-by: Bob Liu <lliubbo@gmail.com>
* | | blackfin: configs: add SMP support back to BF561-EZKIT-SMP_defconfigBob Liu2012-05-21
| |/ |/| | | | | | | | | | | SMP support was removed from BF561-EZKIT-SMP_defconfig in last commit by mistake, this patch add it back. Signed-off-by: Bob Liu <lliubbo@gmail.com>
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