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* Revert broken "statement with no effect" warning fixLinus Torvalds2005-07-28
| | | | | | | | | | It may shut up gcc, but it also incorrectly changes the semantics of the smp_call_function() helpers. You can fix the warning other ways if you are interested (create another inline function that takes no arguments and returns zero), but preferably gcc just shouldn't complain about unused return values from statement expressions in the first place.
* Merge master.kernel.org:/pub/scm/linux/kernel/git/perex/alsaLinus Torvalds2005-07-28
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| * [ALSA] version 1.0.9bJaroslav Kysela2005-07-28
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| * [ALSA] sound/core Fix the sparse warning 'implicit cast to nocast type'Victor Fusco2005-07-28
| | | | | | | | | | | | | | | | | | | | | | Memalloc module,ALSA Core,Instrument layer Fix the sparse warning 'implicit cast to nocast type' File/Subsystem:sound/core Signed-off-by: Victor Fusco <victor@cetuc.puc-rio.br> Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
| * [ALSA] emu10k1: Add module option uint subsystem.James Courtier-Dutton2005-07-28
| | | | | | | | | | | | | | | | | | EMU10K1/EMU10K2 driver It allows the user to force the snd-emu10k1 module to think the user has a particular sound card. Useful if their particular sound card is not yet recognised. Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
| * [ALSA] cleanup and typo-correctionHenrik Kretzschmar2005-07-28
| | | | | | | | | | | | | | | | | | | | | | | | | | ALSA Core This patch changes, adds and remove some comments, which will make now more sense and fit on a 80-char line. It also changes the order of snd_power_wait() to make the file more readable. It removes the device.c comment in front of _snd_minor, cause snd_minor has nothing to do with device.c. The both typos in the kernel-docs were corrected too. Signed-off-by: Henrik Kretzschmar <henne@nachtwindheim.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
* | [PATCH] speed up on find_first_bit for i386 (let compiler do the work)Steven Rostedt2005-07-28
| | | | | | | | | | | | | | | | Avoid using "rep scas", just let the compiler select a sequence of regular instructions. Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] alpha: fix "statement with no effect" warningsRichard Henderson2005-07-28
|/ | | | | | | | | | | | | Apparently gcc 4.0 complains about "({ 0; });", which leads to -Werror breakage in one of the alpha oprofile modules. One might could argue that this is a gcc bug, in that statement-expressions should be considered to be function-like rather than statement-like for the purposes of this warning. But it's just as easy to use an inline function in the first place, side-stepping the issue. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] new alpha syscallsRichard Henderson2005-07-27
| | | | Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6Linus Torvalds2005-07-27
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| * [SPARC]: Add inotify syscall entries.David S. Miller2005-07-27
| | | | | | | | Signed-off-by: David S. Miller <davem@davemloft.net>
* | Merge master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6Linus Torvalds2005-07-27
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| * | [IA64] inotify: ia64 syscalls.Robert Love2005-07-27
| |/ | | | | | | | | | | | | Attached patch adds the inotify syscalls to ia64. Signed-off-by: Robert Love <rml@novell.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* | [PATCH] clean up inline static vs static inlineJesper Juhl2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | `gcc -W' likes to complain if the static keyword is not at the beginning of the declaration. This patch fixes all remaining occurrences of "inline static" up with "static inline" in the entire kernel tree (140 occurrences in 47 files). While making this change I came across a few lines with trailing whitespace that I also fixed up, I have also added or removed a blank line or two here and there, but there are no functional changes in the patch. Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] drivers/media/video/tveeprom.c: possible cleanupsAdrian Bunk2005-07-27
| | | | | | | | | | | | | | | | | | | | This patch contains the following possible cleanups: - make two needlessly global structs static - #if 0 the EXPORT_SYMBOL'ed but unused function tveeprom_dump Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] serial_core whitespace fixRalf Baechle2005-07-27
| | | | | | | | | | | | | | | | Use tabs for formatting like anywhere else in this file. Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] turn many #if $undefined_string into #ifdef $undefined_stringOlaf Hering2005-07-27
| | | | | | | | | | | | | | | | | | turn many #if $undefined_string into #ifdef $undefined_string to fix some warnings after -Wno-def was added to global CFLAGS Signed-off-by: Olaf Hering <olh@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] mbcache: Remove unused mb_cache_shrink parameterAndreas Gruenbacher2005-07-27
| | | | | | | | | | | | | | | | | | The cache parameter to mb_cache_shrink isn't used. We may as well remove it. Signed-off-by: Andreas Gruenbacher <agruen@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] stale POSIX lock handlingPeter Staubach2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | I believe that there is a problem with the handling of POSIX locks, which the attached patch should address. The problem appears to be a race between fcntl(2) and close(2). A multithreaded application could close a file descriptor at the same time as it is trying to acquire a lock using the same file descriptor. I would suggest that that multithreaded application is not providing the proper synchronization for itself, but the OS should still behave correctly. SUS3 (Single UNIX Specification Version 3, read: POSIX) indicates that when a file descriptor is closed, that all POSIX locks on the file, owned by the process which closed the file descriptor, should be released. The trick here is when those locks are released. The current code releases all locks which exist when close is processing, but any locks in progress are handled when the last reference to the open file is released. There are three cases to consider. One is the simple case, a multithreaded (mt) process has a file open and races to close it and acquire a lock on it. In this case, the close will release one reference to the open file and when the fcntl is done, it will release the other reference. For this situation, no locks should exist on the file when both the close and fcntl operations are done. The current system will handle this case because the last reference to the open file is being released. The second case is when the mt process has dup(2)'d the file descriptor. The close will release one reference to the file and the fcntl, when done, will release another, but there will still be at least one more reference to the open file. One could argue that the existence of a lock on the file after the close has completed is okay, because it was acquired after the close operation and there is still a way for the application to release the lock on the file, using an existing file descriptor. The third case is when the mt process has forked, after opening the file and either before or after becoming an mt process. In this case, each process would hold a reference to the open file. For each process, this degenerates to first case above. However, the lock continues to exist until both processes have released their references to the open file. This lock could block other lock requests. The changes to release the lock when the last reference to the open file aren't quite right because they would allow the lock to exist as long as there was a reference to the open file. This is too long. The new proposed solution is to add support in the fcntl code path to detect a race with close and then to release the lock which was just acquired when such as race is detected. This causes locks to be released in a timely fashion and for the system to conform to the POSIX semantic specification. This was tested by instrumenting a kernel to detect the handling locks and then running a program which generates case #3 above. A dangling lock could be reliably generated. When the changes to detect the close/fcntl race were added, a dangling lock could no longer be generated. Cc: Matthew Wilcox <willy@debian.org> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] s390: atomic64 inline functionsHeiko Carstens2005-07-27
| | | | | | | | | | | | | | | | The atomic64 primitives are supposed to have 64-bit parameters instead of int. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] s390: find_next_{zero}_bit fixesMartin Schwidefsky2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The find_next_{zero}_bit primitives on s390* should never return a bit number bigger then the bit field size. In the case of a bitfield that doesn't end on a word boundary, an offset that makes the search start at the last word of the bit field and the last word doesn't contain any zero/one bits the search is continued with a call to find_first_bit with a negative size. The search normally ends pretty quickly because the words following the bit field contain a mix of zeros and ones. But the bit number that is returned in this case is too big. To fix this and additional if to check for this case is needed. To make the code easier to read I removed the assembler parts from the find_next_{zero}_bit functions, the C-ified code is as good. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] s390: spin lock retryMartin Schwidefsky2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Split spin lock and r/w lock implementation into a single try which is done inline and an out of line function that repeatedly tries to get the lock before doing the cpu_relax(). Add a system control to set the number of retries before a cpu is yielded. The reason for the spin lock retry is that the diagnose 0x44 that is used to give up the virtual cpu is quite expensive. For spin locks that are held only for a short period of time the costs of the diagnoses outweights the savings for spin locks that are held for a longer timer. The default retry count is 1000. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: Define L1_CACHE_SHIFT and L1_CACHE_SHIFT_MAXMiles Bader2005-07-27
| | | | | | | | | | | | Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: Update PCI supportMiles Bader2005-07-27
| | | | | | | | | | | | | | | | These changes are untested (I no longer have the hardware). Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: Add pte_fileMiles Bader2005-07-27
| | | | | | | | | | | | Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: Update ioremap return type and add ioread/iowrite functionsMiles Bader2005-07-27
| | | | | | | | | | | | Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: const-qualify first parameter of find_next_zero_bitMiles Bader2005-07-27
| | | | | | | | | | | | Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] v850: Define pfn_validMiles Bader2005-07-27
| | | | | | | | | | | | Signed-off-by: Miles Bader <miles@gnu.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: new subarchitecture v32Mikael Starvik2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | New CRIS sub architecture named v32. From: Dave Jones <davej@redhat.com> Fix swapped kmalloc args Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: updates for 2.6.12Mikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Patches to make CRIS work with 2.6.12. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: synchronous serial port driverMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Include file for synchronous serial port driver. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: SMPMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | Patches to support SMP. * Each CPU has its own current_pgd. * flush_tlb_range is implemented as flush_tlb_mm. * Atomic operations implemented with spinlocks. * Semaphores implemented with spinlocks. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: profilerMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | System-level profiler. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: pciMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Patches to make it possible to add PCI support. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: mmMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | Memory management patches. * SMP support. * Non-executable stack (on v32). * 4-level page tables. * Added simple Thread Local Storage support. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: misc patchesMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | * Start threads with IRQs enabled. * Move symbol exports to arch specific file. * Prepare for real command line in the future. * Handle csum for partition that crosses flash boundary. * Set utsname. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: IRQMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Use the generic IRQ framework Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: I/O and DMA allocatorMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Added I/O and DMA allocators to be used by drivers. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: driversMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Updates to device drivers. * Use I/O and DMA allocators. * Use wait_event_interruptible instead of interrutiple_sleep_on. * Added spinlocks SMP. * Changed restore_flags to local_irq_restore etc. * Updated IDE driver include to fit 2.6.12. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] CRIS update: arch splitMikael Starvik2005-07-27
| | | | | | | | | | | | | | | | Changes necessary to make the sub-arch split complete. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] ppc64: remove another fixed address constraintDavid Gibson2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Presently the LparMap, one of the structures the kernel shares with the legacy iSeries hypervisor has a fixed offset address in head.S. This patch changes this so the LparMap is a normally initialized structure, without fixed address. This allows us to use macros to compute some of the values in the structure, which wasn't previously possible because the assembler always uses signed-% which gets the wrong answers for the computations in question. Unfortunately, a gcc bug means that doing this requires another structure (hvReleaseData) to be initialized in asm instead of C, but on the whole the result is cleaner than before. Signed-off-by: David Gibson <dwg@au1.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] ppc64: dynamically allocate segment tablesDavid Gibson2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PPC64 machines before Power4 need a segment table page allocated for each CPU. Currently these are allocated statically in a big array in head.S for all CPUs. The segment tables need to be in the first segment (so do_stab_bolted doesn't take a recursive fault on the stab itself), but other than that there are no constraints which require the stabs for the secondary CPUs to be statically allocated. This patch allocates segment tables dynamically during boot, using lmb_alloc() to ensure they are within the first 256M segment. This reduces the kernel image size by 192k... Tested on RS64 iSeries, POWER3 pSeries, and POWER5. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] ppc32: fix dma_map_page() to use page_to_bus()Matt Porter2005-07-27
| | | | | | | | | | | | | | | | | | | | The following trivial patch changes dma_map_page() to use page_to_bus() instead of open-coding it (incorrectly in some cases). Signed-off-by: Eugene Surovegin <ebs@ebshome.net> Signed-off-by: Matt Porter <mporter@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] ppc32: Make the UARTs on MPC824x individual platform devicesKumar Gala2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | The UARTs on the MPC824x are unique devices and really shouldn't be thought of as a DUART. In addition, if both UARTs are in use we need to configure the part to enable the 2nd UART since the pins for the UARTs are multiplexed. Adds support to run the 824x Sandpoint with both UARTs if desired. Signed-off-by: Matt McClintock <msm@freescale.com> Signed-off-by: Kumar Gala <kumar.gala@freescale.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] ppc32: Add proper prototype for cpm2_reset()Kumar Gala2005-07-27
| | | | | | | | | | | | | | | | | | | | Added a proper prototype for cpm2_reset() which gets rid of a build warning. Signed-off-by: Jon Loeliger <jdl@freescale.com> Signed-off-by: Kumar Gala <kumar.gala@freescale.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] consolidate CONFIG_WATCHDOG_NOWAYOUT handlingAndrey Panin2005-07-27
| | | | | | | | | | | | | | | | | | | | Attached patch removes #ifdef CONFIG_WATCHDOG_NOWAYOUT mess duplicated in almost every watchdog driver and replaces it with common define in linux/watchdog.h. Signed-off-by: Andrey Panin <pazke@donpac.ru> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] i4l: add Olitec ISDN PCI card in hisax gazel driverOlivier Blin2005-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds support for the Olitec ISDN PCI card in the hisax gazel driver. The gazel driver supports this card, but wasn't aware of its PCI ids. Users used to modify the PCI ids of a supported card in include/linux/pci_ids.h and recompile their kernel to get this card running, as said in most Howtos. This patch makes the hisax gazel driver recognize the PCI ids of the Olitec ISDN PCI card. Signed-off-by: Olivier Blin <oblin@mandriva.com> Signed-off-by: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] Really __nocast-annotate kmalloc_node()Alexey Dobriyan2005-07-27
| | | | | | | | | | | | | | | | | | | | One chunk was lost somewhere between my and Andrew's machine. Noticed by Victor Fusco. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* | [PATCH] user_mode_vm() build fixAndrew Morton2005-07-27
|/ | | | | | | | | include/asm/ptrace.h: In function `user_mode_vm': include/asm/ptrace.h:67: `VM_MASK' undeclared (first use in this function) Cc: Chuck Ebbert <76306.1226@compuserve.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] i386: clean up user_mode macrosChuck Ebbert2005-07-26
| | | | | | | | | | - make the new user_mode() return 0 or 1 (same as x86_64) - remove conditional jump from user_mode_vm() it's called every timer tick on each CPU on SMP) Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>