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* [PATCH] Reclaim slab during zone reclaimChristoph Lameter2006-02-01
| | | | | | | | | | | | | | | | | | | If large amounts of zone memory are used by empty slabs then zone_reclaim becomes uneffective. This patch shakes the slab a bit. The problem with this patch is that the slab reclaim is not containable to a zone. Thus slab reclaim may affect the whole system and be extremely slow. This also means that we cannot determine how many pages were freed in this zone. Thus we need to go off node for at least one allocation. The functionality is disabled by default. We could modify the shrinkers to take a zone parameter but that would be quite invasive. Better ideas are welcome. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Zone reclaim: Allow modification of zone reclaim behaviorChristoph Lameter2006-02-01
| | | | | | | | | | | | | | | | | | In some situations one may want zone_reclaim to behave differently. For example a process writing large amounts of memory will spew unto other nodes to cache the writes if many pages in a zone become dirty. This may impact the performance of processes running on other nodes. Allowing writes during reclaim puts a stop to that behavior and throttles the process by restricting the pages to the local zone. Similarly one may want to contain processes to local memory by enabling regular swap behavior during zone_reclaim. Off node memory allocation can then be controlled through memory policies and cpusets. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] zone_reclaim: configurable off node allocation period.Christoph Lameter2006-02-01
| | | | | | | | | | | | | | | | | | | Currently the zone_reclaim code has a fixed window of 30 seconds of off node allocations should a local zone have no unused pagecache pages left. Reclaim will be attempted again after this timeout period to avoid repeated useless scans for memory. This is also useful to established sufficiently large off node allocation chunks to relieve the local node. It may be beneficial to adjust that time period for some special situations. For example if memory use was exceeding node capacity one may want to give up for longer periods of time. If memory spikes intermittendly then one may want to shorten the time period to reduce the number of off node allocations. This patch allows just that.... Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] zone_reclaim: partial scans instead of full scanChristoph Lameter2006-02-01
| | | | | | | | | | | | | Instead of scanning all the pages in a zone, imitate real swap and scan only a portion of the pages and gradually scan more if we do not free up enough pages. This avoids a zone suddenly loosing all unused pagecache pages (we may after all access some of these again so they deserve another chance) but it still frees up large chunks of memory if a zone only contains unused pagecache pages. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] zone_reclaim: do not unmap file backed pagesChristoph Lameter2006-02-01
| | | | | | | | | zone_reclaim should leave that to the real swapper. We are only interested in evicting unmapped pages. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] mm: hugepage accounting fixHugh Dickins2006-02-01
| | | | | | | | | | | | | | | | 2.6.15's hugepage faulting introduced huge_pages_needed accounting into hugetlbfs: to count how many pages are already in cache, for spot check on how far a new mapping may be allowed to extend the file. But it's muddled: each hugepage found covers HPAGE_SIZE, not PAGE_SIZE. Once pages were already in cache, it would overshoot, wrap its hugepages count backwards, and so fail a harmless repeat mapping with -ENOMEM. Fixes the problem found by Don Dupuis. Signed-off-by: Hugh Dickins <hugh@veritas.com> Acked-By: Adam Litke <agl@us.ibm.com> Acked-by: William Irwin <wli@holomorphy.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Use 32 bit division in slab_put_obj()Benjamin LaHaise2006-02-01
| | | | | | | | | | | | | | Improve the performance of slab_put_obj(). Without the cast, gcc considers ptrdiff_t a 64 bit signed integer and ends up emitting code to use a full signed 128 bit divide on EM64T, which is substantially slower than a 32 bit unsigned divide. I noticed this when looking at the profile of a case where the slab balance is just on edge and thrashes back and forth freeing a block. Signed-off-by: Benjamin LaHaise <benjamin.c.lahaise@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] zone_reclaim: minor fixesChristoph Lameter2006-02-01
| | | | | | | | | | | | | | - If we only reclaim nr_pages then its okay to stay on node. Switch from > to >= for the comparison. - vm_table[] entry for zone_reclaim_mode is a bit screwed up. - Add empty lines around shrink_zone to show that this is the central function to be called. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] mm: improve function of sc->may_writepageChristoph Lameter2006-02-01
| | | | | | | | | | | Make sc->may_writepage control the writeout behavior of shrink_list. Remove the laptop_mode trick from shrink_list and instead set may_writepage in try_to_free_pages properly. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] GFP_ZONETYPES: calculate from GFP_ZONEMASKAndy Whitcroft2006-02-01
| | | | | | | | | | | | GFP_ZONETYPES calculate from GFP_ZONEMASK GFP_ZONETYPES's value is directly related to the value of GFP_ZONEMASK. It takes one of two forms depending whether the top bit of GFP_ZONEMASK is a 'loner'. Supply both forms, enabling the loner. Signed-off-by: Andy Whitcroft <apw@shadowen.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] GFP_ZONETYPES: add commentry on how to calculateAndy Whitcroft2006-02-01
| | | | | | | | | | | GFP_ZONETYPES define using GFP_ZONEMASK and add commentry Add commentry explaining the optimisation that we can apply to GFP_ZONETYPES when the leftmost bit is a 'loaner', it can only be set in isolation. Signed-off-by: Andy Whitcroft <apw@shadowen.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] zone_reclaim: reclaim on memory only node supportChristoph Lameter2006-02-01
| | | | | | | | | | | Zone reclaim is usually only run on the local node. Headless nodes do not have any local processors. This patch checks for headless nodes and performs zone reclaim on them. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andy Whitcroft <apw@shadowen.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Optimize off-node performance of zone reclaimChristoph Lameter2006-02-01
| | | | | | | | | | | | | | | | | | Ensure that the performance of off node pages stays the same as before. Off node pagefault tests showed an 18% drop in performance without this patch. - Increase the timeout to 30 seconds to reduce the overhead. - Move all code possible out of the off node hot path for zone reclaim (Sorry Andrew, the struct initialization had to be sacrificed). The read_page_state() bit us there. - Check first for the timeout before any other checks. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Mark CONFIG_UFS_FS_WRITE as BROKENAlexey Dobriyan2006-02-01
| | | | | | | | | | | | OpenBSD doesn't see "." correctly in directories created by Linux. Copying files over several KB will buy you infinite loop in __getblk_slow(). Copying files smaller than 1 KB seems to be OK. Sometimes files will be filled with zeros. Sometimes incorrectly copied file will reappear after next file with truncated size. 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] powerpc: Add flattened device tree documentationDavid Gibson2006-02-01
| | | | | | | | | | | | | | The flattened device tree is the only supported way of booting ARCH=powerpc kernels on non Open Firmware machines. The documentation for the flattened tree format and contents has been discussed on mailing lists and lately has been living in the dtc git tree. Really, it ought to go in the kernel's Documentation directory for maximum visibility. Signed-off-by: David Gibson <dwg@au1.ibm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] swsusp: do not change log level during suspend/resumeRafael J. Wysocki2006-02-01
| | | | | | | | | | | Prevent the kernel from setting the log level to 10 unconditionally during suspend/resume which was needed in the past for debugging, but generally is undesirable. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] fix saa7146 kobject register failureDave Jones2006-02-01
| | | | | | | | | | | | | | | | | | | | | | | Whoops. kobject_register failed for hexium HV-PCI6/Orion (-13) [<c01d3eb6>] kobject_register+0x31/0x47 [<c023a996>] bus_add_driver+0x4a/0xfd [<c01de3c1>] __pci_register_driver+0x82/0xa4 [<d083400a>] hexium_init_module+0xa/0x47 [hexium_orion] [<c013bdae>] sys_init_module+0x167b/0x1822 [<c01633f7>] do_sync_read+0xb8/0xf3 [<c0133fa3>] autoremove_wake_function+0x0/0x2d [<c0145390>] audit_syscall_entry+0x118/0x13f [<c0106ae2>] do_syscall_trace+0x104/0x14a [<c0103d21>] syscall_call+0x7/0xb slashes in kobject names aren't allowed. Signed-off-by: Dave Jones <davej@redhat.com> Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] jsm: fix for high baud rates problemV. Ananda Krishnan2006-02-01
| | | | | | | | | | | | | Scott Kilau <Scott_Kilau@digi.com> Digi serial port console doesn't work when baud rates are set higher than 38400. So the lookup table and code in jsm_neo.c has been modified and tested. Please let me have the feed-back. Signed-off-by: V.Ananda Krishnan <mansarov@us.ibm.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] disable lost tick compensation before TSCs are syncedjohn stultz2006-02-01
| | | | | | | | | | | | | | | | Avoid lost tick compensation early in boot before the TSCs are synchronized. Currently timekeeping is enabled before the TSCs are synchronized, thus when the TSCs are synched (reset to zero), it appears that a number of lost ticks have occurred. This can cause premature expiry of timers and in extreme cases can cause the soft lockup detection to fire. This resolves issues reported by Andy Whitcroft as well as bug #5366 reported by Tim Mann. Signed-off-by: John Stultz <johnstul@us.ibm.com> Acked-by: Andy Whitcroft <apw@shadowen.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] sys_sched_getaffinity() & hotplugJack Steiner2006-02-01
| | | | | | | | | | | | | | | | | | | | Change sched_getaffinity() so that it returns a bitmap that indicates the legally schedulable cpus that a task is allowed to run on. Without this patch, if CONFIG_HOTPLUG_CPU is enabled, sched_getaffinity() unconditionally returns (at least on IA64) a mask with NR_CPUS bits set. This conveys no useful infornmation except for a kernel compile option. This fixes a breakage we obseved running recent kernels. We have MPI jobs that use sched_getaffinity() to determine where to place their threads. Placing them on non-existant cpus is problematic :-) Signed-off-by: Jack Steiner <steiner@sgi.com> Acked-by: Ingo Molnar <mingo@elte.hu> Cc: Nathan Lynch <ntl@pobox.com> Cc: Paul Jackson <pj@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Add faster __iowrite32_copy routine for x86_64Bryan O'Sullivan2006-02-01
| | | | | | | | | | This assembly version is measurably faster than the generic version in lib/iomap_copy.c. Signed-off-by: Bryan O'Sullivan <bos@pathscale.com> Cc: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Introduce __iowrite32_copyBryan O'Sullivan2006-02-01
| | | | | | | | | | | | | | | | | This arch-independent routine copies data to a memory-mapped I/O region, using 32-bit accesses. The naming is double-underscored to make it clear that it does not guarantee write ordering, nor does it perform a memory barrier afterwards; the kernel doc also explicitly states this. This style of access is required by some devices. This change also introduces include/linux/io.h, at Andrew's suggestion. It only has one occupant at the moment, but is a logical destination for oft-replicated contents of include/asm-*/{io,iomap}.h to migrate to. Signed-off-by: Bryan O'Sullivan <bos@pathscale.com> Cc: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] Define BITS_PER_BYTEBryan O'Sullivan2006-02-01
| | | | | | | | | This can make the intent behind some arithmetic expressions clearer. Signed-off-by: Bryan O'Sullivan <bos@pathscale.com> 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] kernel/posix-timers.c: remove do_posix_clock_notimer_create()Adrian Bunk2006-02-01
| | | | | | | | | This function is neither used nor has any real contents. Signed-off-by: Adrian Bunk <bunk@stusta.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: set correct initial expiry time for relative SIGEV_NONE timersThomas Gleixner2006-02-01
| | | | | | | | | | | The expiry time for relative timers with SIGEV_NONE set was never updated to the correct value. Pointed out by George Anzinger. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: add back lost credit linesThomas Gleixner2006-02-01
| | | | | | | | | | At some point we added credits to people who actively helped to bring k/hr-timers along. This was lost in the big code revamp. Add it back. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: cleanups and simplificationsGeorge Anzinger2006-02-01
| | | | | | | | | | | | Clean up the interface to hrtimers by changing the init code to pass the mode as well as the clock. This allow the init code to select the correct base and eliminates extra timer re-init code in posix-timers. We also simplify the restart interface nanosleep use. Signed-off-by: George Anzinger <george@mvista.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: fix posix-timer requeue raceakpm@osdl.org2006-02-01
| | | | | | | | | | | | | | | | | | | | | | | From: Steven Rostedtrostedt@goodmis.org <rostedt@goodmis.org> CPU0 expires a posix-timer and runs the callback function. The signal is queued. After releasing the posix-timer lock and before returning to hrtimer_run_queue CPU0 gets interrupted. CPU1 delivers the queued signal and rearms the timer. CPU0 comes back to hrtimer_run_queue and sets the timer state to expired. The next modification of the timer can result in an oops, because the state information is wrong. Keep track of state = RUNNING and check if the state has been in the return path of hrtimer_run_queue. In case the state has been changed, ignore a restart request and do not touch the state variable. Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: fix oldvalue return in setitimerThomas Gleixner2006-02-01
| | | | | | | | | This resolves bugzilla bug#5617. The oldvalue of the timer was read after the timer was cancelled, so the remaining time was always zero. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: fix possible use of NULL pointer in posix-timersThomas Gleixner2006-02-01
| | | | | | | | Fixup the conversion of posix-timers to hrtimers. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] hrtimers: fixup itimer conversionThomas Gleixner2006-02-01
| | | | | | | | | | The itimer conversion removed the locking which protects the timer and variables in the shared signal structure. Steven Rostedt found the problem in the latest -rt patches. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] swsusp: use bytes as image size unitsRafael J. Wysocki2006-02-01
| | | | | | | | | | Make swsusp use bytes as the image size units, which is needed for future compatibility. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] uml: compilation fix when MODE_SKAS disabledPekka Enberg2006-02-01
| | | | | | | | | | | CC arch/um/sys-i386/ldt.o arch/um/sys-i386/ldt.c:19:21: proc_mm.h: No such file or directory make[1]: *** [arch/um/sys-i386/ldt.o] Error 1 Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] mips: gdb-stub.c: fix parse error before ; tokenAlexey Dobriyan2006-02-01
| | | | | | | Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm: tpm_bios remove unused variableKylene Jo Hall2006-02-01
| | | | | | | | | Remove event_data_size since it was pointed out in tpm_bios-indexing- fix.patch that is was ugly and it wasn't actually being used. Signed-off-by: Kylene Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm: tpm_bios fix sparse warningsKylene Jo Hall2006-02-01
| | | | | | | | | Fixing the sparse warnings on the acpi_os_map_memory calls pointed out by Randy. Signed-off-by: Kylene Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm: tpm-bios: fix module license issueKylene Jo Hall2006-02-01
| | | | | | | | | Attempting to insert the tpm modules fails because the tpm_bios file is missing a license statement. Signed-off-by: Kylene Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm_bios indexing fixAndrew Morton2006-02-01
| | | | | | | | | | | | | | | | | | | | | | It generates warnings: drivers/char/tpm/tpm_bios.c: In function `get_event_name': drivers/char/tpm/tpm_bios.c:223: warning: cast from pointer to integer of different size drivers/char/tpm/tpm_bios.c:223: warning: cast from pointer to integer of different size drivers/char/tpm/tpm_bios.c:223: warning: cast from pointer to integer of different size drivers/char/tpm/tpm_bios.c:224: warning: cast from pointer to integer of different size drivers/char/tpm/tpm_bios.c:224: warning: cast from pointer to integer of different size drivers/char/tpm/tpm_bios.c:224: warning: cast from pointer to integer of different size and I'm not sure what the code is doing there, but it seems wrong. We're using the address of the buffer rather than the contents of it. The patch adds more nasty typecasting, but I think the whole arrangement could be done in a more typesafe manner. Cc: Kylene Jo Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm_bios: securityfs error checking fixAndrew Morton2006-02-01
| | | | | | | | | | | | | These functions return ERR_PTR()s on error, not NULL. Spotted by Randy. Cc: Serge Hallyn <serue@us.ibm.com> Cc: Kylene Jo Hall <kjhall@us.ibm.com> Cc: "Randy.Dunlap" <rdunlap@xenotime.net> Acked-by: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm_bios: needs more securityfs_ functionsRandy Dunlap2006-02-01
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | tpm_bios.c needs securityfs_xyz() functions. Does include/linux/security.h need stubs for these, or should char/tpm/Makefile just be modified to say: ifdef CONFIG_ACPI ifdef CONFIG_SECURITY obj-$(CONFIG_TCG_TPM) += tpm_bios.o endif endif drivers/char/tpm/tpm_bios.c:494: warning: implicit declaration of function 'securityfs_create_dir' drivers/char/tpm/tpm_bios.c:494: warning: assignment makes pointer from integer without a cast drivers/char/tpm/tpm_bios.c:499: warning: implicit declaration of function 'securityfs_create_file' drivers/char/tpm/tpm_bios.c:501: warning: assignment makes pointer from integer without a cast drivers/char/tpm/tpm_bios.c:508: warning: assignment makes pointer from integer without a cast drivers/char/tpm/tpm_bios.c:523: warning: implicit declaration of function 'securityfs_remove' *** Warning: "securityfs_create_file" [drivers/char/tpm/tpm_bios.ko] undefined! *** Warning: "securityfs_create_dir" [drivers/char/tpm/tpm_bios.ko] undefined! *** Warning: "securityfs_remove" [drivers/char/tpm/tpm_bios.ko] undefined! There are also some gcc and sparse warnings that could be fixed. (see http://www.xenotime.net/linux/doc/build-tpm.out) Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Cc: Serge Hallyn <serue@us.ibm.com> Cc: Greg KH <greg@kroah.com> Cc: Kylene Jo Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] tpm_infineon: fix printk format warningRandy Dunlap2006-02-01
| | | | | | | | drivers/char/tpm/tpm_infineon.c:443: warning: format '%04x' expects type 'unsigned int', but argument 4 has type 'long unsigned int' Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] IPMI: remove invalid acpi register spacing checkRocky Craig2006-02-01
| | | | | | | | | | | | | | | | At the 2.6.12 timeframe ipmi_si_intf.c was patched to provide default register spacings in try_init_acpi() if the register spacing was set to zero, similar to code in other routines. Unfortunately, another patch was simultaneously added that exits early from try_init_acpi() if the register spacings are set to zero, circumventing the new defaults. This patch removes the early exit code and some incorrect comments that aren't present in other common code snippets. Signed-off-by: Rocky Craig <rocky.craig@hp.com> Signed-off-by: Corey Minyard <minyard@acm.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] ipw2200: fix ->eeprom[EEPROM_VERSION] checkAlexey Dobriyan2006-02-01
| | | | | | | | | | priv->eeprom is a pointer. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Yi Zhu <yi.zhu@intel.com> Cc: James Ketrenos <jketreno@linux.intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] alpha: dma-mapping.h: add "struct scatterlist;"Alexey Dobriyan2006-02-01
| | | | | | | | | | | | | | On alpha-jensen: CC drivers/base/platform.o In file included from include/linux/dma-mapping.h:24, from drivers/base/platform.c:16: include/asm/dma-mapping.h:36: warning: "struct scatterlist" declared inside parameter list include/asm/dma-mapping.h:36: warning: its scope is only this definition or declaration, which is probably not what you want 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] dm: dm-table warning fixAlasdair G Kergon2006-02-01
| | | | | | | | drivers/md/dm-table.c:500: warning: comparison of distinct pointer types lacks a cast Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] device-mapper snapshot: barriers not supportedAlasdair G Kergon2006-02-01
| | | | | | | | | The snapshot and origin targets are incapable of handling barriers and need to indicate this. Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] device-mapper disk statistics: timingJun'ichi "Nick" Nomura2006-02-01
| | | | | | | | | | | | | | | Record I/O timing statistics The start time is added to struct dm_io, an existing structure allocated privately internally within dm and attached to each incoming bio. We export disk_round_stats() from block/ll_rw_blk.c instead of creating a private clone. Signed-off-by: Jun'ichi "Nick" Nomura <j-nomura@ce.jp.nec.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] device-mapper statistics: basicKevin Corry2006-02-01
| | | | | | | | | Record basic I/O statistics for mapped devices. Signed-off-by: Kevin Corry <kevcorry@us.ibm.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] device-mapper ioctl: reduce PF_MEMALLOC usageAlasdair G Kergon2006-02-01
| | | | | | | | | | | | Reduce substantially the amount of code using PF_MEMALLOC, as envisaged in the original FIXME. If you're using lvm2, for this patch to work correctly you should update to lvm2 version 2.02.01 or later and device-mapper version 1.02.02 or later. Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] device-mapper log bitset: fix endianPatrick Caulfield2006-02-01
| | | | | | | | | | | | | | | | | | | Clean up the code responsible for the on-disk mirror logs by using the set_le_bit test_le_bit functions of ext2. That makes the BE machines keep the bitmap internally in LE order - it does mean you can't use any other type of operations on the bitmap words but that looks to be OK in this instance. The efficiency tradeoff is very minimal as you would expect for something that ext2 uses. This allows us to remove bits_to_core(), bits_to_disk() and log->disk_bits. Also increment the mirror log disk version transparently to avoid sharing with older kernels that suffered from the 64-bit BE bug. Signed-off-by: Patrick Caulfield <pcaulfie@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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