Kernel

cfq: Don't allow queue merges for queues that have no process references
On 2010-06-17 16:19, Jeff Moyer wrote: Hi, A user reported a kernel bug when running a particular program that did the following created 32 threads - each thread took a mutex, grabbed a global offset, added a buffer size to that offset, released the lock - read from the given offset in th... 17 Jun 2010 14:31

g_multi & other improvements and cleanpus
On Wed, Jun 16, 2010 at 12:07:55PM +0200, Michal Nazarewicz wrote: On Tue, 15 Jun 2010 20:55:27 +0200, Greg KH <greg(a)kroah.com> wrote: Can you resend this the 5th time so I know I have all of the proper versions? As requested resending the whole patchset again. Compared to the previous co... 18 Jun 2010 06:57

USB: BKL removal
On Tue, Jun 01, 2010 at 11:04:39PM +0200, Arnd Bergmann wrote: Hi Greg, Here goes another series of BKL removal patches, mostly from Andi. There are some minor drivers left in the USB subsystem that someone should take care of, but this series at least gets to the point where USB works with the BK... 17 Jun 2010 14:31

[PATCH] Intel MID platform battery driver.
Ok this should fix the core problems. I've not switched to threaded IRQs although I've marked that down for future attention when there is a bit more time. From: Nithish Mahalingam <nithish.mahalingam(a)intel.com> The PMIC Battery driver provides battery charging and battery gauge functionality on Intel MID pl... 17 Jun 2010 14:31

Sched_class documentation
On Thu, 2010-06-17 at 19:02 +0200, sebastiano spicuglia wrote: Hi Ingo, I made many progress. But I have two doubts yet. First: what does hrtick_start do? higher resolution ticks I think that: if I call hrtick_start(rq, 500) then, after 500ns, the task_tick function will be invocated. Is it ... 17 Jun 2010 14:31

[tip:x86/cpu] x86, cpu: Clean up AMD erratum 400 workaround
Commit-ID: 63946e5f5436b1f30f9680ea877c6fdff0e2e177 Gitweb: http://git.kernel.org/tip/63946e5f5436b1f30f9680ea877c6fdff0e2e177 Author: Hans Rosenfeld <hans.rosenfeld(a)amd.com> AuthorDate: Wed, 16 Jun 2010 11:48:53 +0200 Committer: H. Peter Anvin <hpa(a)zytor.com> CommitDate: Wed, 16 Jun 2010 17:28:15 -0700 ... 17 Jun 2010 13:25

MFD: AB8500 mask off irrelevant bits from the SPI message
2010/5/28 Linus Walleij <linus.walleij(a)stericsson.com>: The registers on the AB8500 are only 8 bits wide, so the content of the remaining bits is undefined. Let's mask off the undefined stuff when returning a register in an SPI read. Are you picking this one up Samuel? Yours, Linus Walleij -- To uns... 17 Jun 2010 13:25

[PATCH] Remove Hayes ESP ioctls
commit e6b14f5bc9803589241bc2aae1565fa0c5bd0ce1 Author: Jeff Dike <jdike(a)linux.intel.com> Date: Thu Jun 17 11:54:24 2010 -0400 Remove Hayes ESP ioctls The Hayes ESP driver has been removed from the tree: commit f53a2ade0bb9f2a81f473e6469155172a96b7c38 ("tty: esp: remove broken dr... 17 Jun 2010 13:24

scsi: megaraid_sas - Online Controller Reset (OCR): Add and initialize the OCR relaed variable
On Wed, 2010-06-09 at 21:54 -0600, Yang, Bo wrote: To support online controller reset, driver need to define some instance based variable and initialize them. This doesn't compile: CC [M] drivers/scsi/megaraid/megaraid_sas.o drivers/scsi/megaraid/megaraid_sas.c: In function 'megasas_deplete_reply_queue... 17 Jun 2010 13:25

per_cpu_ptr_to_phys() failure on UV x86_64
kdump is failing on an SGI UV system because it depends on /sys/devices/system/cpu/cpuN/crash_notes. And these files contain bad addresses for cpus beyond cpu 0. This occurs using 2.6.35-rc3 code. But the same problem looks present in 2.6.33. The problem traces to per_cpu_ptr_to_phys() -> pcpu_addr_to_page(... 17 Jun 2010 14:32