Kernel

2.6.34.1+hacks: stopping oprofile locked system for several minutes.
This is on my custom-compiled kernel, with my proprietary module included, (ie, tainted), so feel free to ignore. OS is Fedora 11, 64-bit. I was running oprofile on a system under heavy network load. Once, the machine rebooted when I clicked 'Stop' in oprof_start. I added serial console and did some more tes... 20 Jul 2010 14:40

[PATCH] GSoC 2010 - Memory hotplug support for Xen guests - patch for review only
On Fri, Jul 16, 2010 at 04:20:37PM +0200, Daniel Kiper wrote: Hello, As I promised I am sending first patch which enables memory hotplug in Xen guests. It is version for review only. It has been tested on Xen Ver 4.0.0 in PV guest x86_64 with Linux kernel Ver. 2.6.32.16. In general it works, howev... 20 Jul 2010 14:40

drivers/gpu/drm/radeon/r600_blit.c: fix possible NULL pointer derefernce
On Mon, Jul 19, 2010 at 5:42 PM, Alexander Y. Fomichev <git.user(a)gmail.com> wrote: This patch fix possible NULL pointer dereference when r600_prepare_blit_copy tries to fill dev_priv->blit_vb->file_priv without check of dev_priv->blit_vb. dev_priv->blit_vb should be filled by r600_nomm_get_vb but latest ca... 21 Jul 2010 03:46

ia64 hang/mca running gdb 'make check'
Debian's ia64 autobuilders have been experiencing system crashes while trying to run the gdb test suite: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=588574 I was able to reproduce this w/ the latest git tree, and bisected it down to this commit, introduced in 2.6.32: commit 62eede62dafb4a6633eae7ffbeb... 30 Jul 2010 14:07

Finer granularity and task/cgroup irq time accounting
On Tue, Jul 20, 2010 at 12:55 AM, Martin Schwidefsky <schwidefsky(a)de.ibm.com> wrote: On Mon, 19 Jul 2010 16:57:11 -0700 Venkatesh Pallipadi <venki(a)google.com> wrote: Currently, the softirq and hardirq time reporting is only done at the CPU level. There are usecases where reporting this time against ta... 22 Jul 2010 22:24

drivers/acpi/acpica/utmisc.c: Use printk extension %pV
On Monday, July 19, 2010 11:06:07 pm Joe Perches wrote: Consolidates the printk messages to a single call so the messages can not be interleaved. Reduces text a bit. $ size drivers/acpi/acpica/utmisc.o.* text data bss dec hex filename 7822 56 1832 9710 25ee d... 20 Jul 2010 12:27

[PATCH 2/4] mm: cma: Contiguous Memory Allocator added
The Contiguous Memory Allocator framework is a set of APIs for allocating physically contiguous chunks of memory. Various chips require contiguous blocks of memory to operate. Those chips include devices such as cameras, hardware video decoders and encoders, etc. The code is highly modular and customisable to... 20 Jul 2010 12:27

[PATCH 3/4] mm: cma: Test device and application added
This patch adds a "cma" misc device which lets user space use the CMA API. This device is meant for testing. A testing application is also provided. Signed-off-by: Michal Nazarewicz <m.nazarewicz(a)samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park(a)samsung.com> --- drivers/misc/Kconfig | 8 + drive... 20 Jul 2010 12:27

[PATCH 0/4] The Contiguous Memory Allocator
Hello everyone, The following patchset implement a Contiguous Memory Allocator. Here is an excerpt from the documentation which describes what it is and why is it needed: The Contiguous Memory Allocator (CMA) is a framework, which allows setting up a machine-specific configuration for physically-contigu... 20 Jul 2010 12:27

[PATCH 1/4] lib: rbtree: rb_root_init() function added
Added a rb_root_init() function which initialises a rb_root structure as a red-black tree with at most one element. The rationale is that using rb_root_init(root, node) is more straightforward and cleaner then first initialising and empty tree followed by an insert operation. Signed-off-by: Michal Nazarewicz <m... 20 Jul 2010 12:27