Kernel

Remove REDWOOD_[456] config options and conditional code
On Fri, 16 Jul 2010 at about 08:20:55 -0600 Josh Boyer wrote: On Fri, Jul 16, 2010 at 02:29:02PM +0200, Christian Dietrich wrote: The config options for REDWOOD_[456] were commented out in the powerpc Kconfig. The ifdefs referencing this options therefore are dead and all references to this can be ... 16 Jul 2010 12:07

[PATCH] x86, UV: initialize BAU MMRs only on hubs with cpus
Remove the initialization of MMRs UVH_LB_BAU_SB_ACTIVATION_CONTROL and UVH_BAU_DATA_BROADCAST on UV hubs that have no active cpus. Such initialization on hubs with no active cpus would result in a kernel page fault. This is not of real high priority, because we don't have any such systems (with UV hubs that ha... 16 Jul 2010 12:06

[PATCH] clear code: add macro wrapper for header mbcache.h
Hi, In header file include/linux/mbcache.h, no macro wrapper defined. I think it's better to add ifndef/define macro to wrap it. Following patch is against 2.6.35-rc5. Please check it. Signed-off-by: Wang Sheng-Hui <crosslonelyover(a)gmail.com> --- include/linux/mbcache.h | 4 ++++ 1 files changed, 4 ins... 16 Jul 2010 12:06

Possibility of fixing ASUS M51SE laptops graphic BIOS bug in current Lucid Lynx Kernel ?
Possibility of fixing ASUS M51SE laptops graphic BIOS bug in current Lucid Lynx Kernel ? ASUS M51SE laptops graphic BIOS assigns a wrong prefetchable mmio window to bridge 00:01.0 (etc.) A patch - asus-m51se-pci-quirk - to be inserted in .. arch/X86/pci/fixup.c .. arch/ia64/pci/fixup.c has been written in ... 16 Jul 2010 11:00

[PATCH] GSoC 2010 - Memory hotplug support for Xen guests - patch for review only
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, however... For details look below... This patch enables two modes of operation:... 26 Jul 2010 21:35

[PATCH repost] pci: fix compilation when CONFIG_PCI_MSI=n
vers/pci/pci.c:2277: error: redefinition of 'pci_msi_off' include/linux/pci.h:786: note: previous definition of 'pci_msi_off' was here No need for ifdef: we must disable the capability at startup even if the current kernel does not support MSI, otherwise the device won't work. Signed-off-by: Michael S. Tsirkin ... 16 Jul 2010 11:00

[RFC] CFQ: Make prio_trees per cfq group basis to improve IO performance
Vivek Goyal <vgoyal(a)redhat.com> writes: On Fri, Jul 16, 2010 at 05:21:00PM +0800, Gui Jianfeng wrote: Currently, prio_trees is global, and we rely on cfqq_close() to search a coorperator. If the returned cfqq and the active cfqq don't belong to the same group, coorperator searching fails. Actually, tha... 16 Jul 2010 12:06

Remove REDWOOD_[456] config options and conditional code
On Fri, Jul 16, 2010 at 02:29:02PM +0200, Christian Dietrich wrote: The config options for REDWOOD_[456] were commented out in the powerpc Kconfig. The ifdefs referencing this options therefore are dead and all references to this can be removed (Also dependencies in other KConfig files). Signed-off-by: Chr... 16 Jul 2010 11:00

[RFC] CFQ: Make prio_trees per cfq group basis to improve IO performance
On Fri, Jul 16, 2010 at 05:21:00PM +0800, Gui Jianfeng wrote: Currently, prio_trees is global, and we rely on cfqq_close() to search a coorperator. If the returned cfqq and the active cfqq don't belong to the same group, coorperator searching fails. Actually, that's not the case. Even if cfqq_close() return... 16 Jul 2010 12:07

CFQ: delay getting cfq group at the very point we really need it
On Thu, Jul 15, 2010 at 09:59:20AM +0800, Gui Jianfeng wrote: Delay searching or allocating a cfq group at the very point that we really need it. This change would save some cycles every time we're getting a cfq queue. Signed-off-by: Gui Jianfeng <guijianfeng(a)cn.fujitsu.com> --- block/cfq-iosched... 16 Jul 2010 11:00