Kernel

OMAP: Fix for bus width which improves SD card's peformance.
-----Original Message----- From: kishore kadiyala [mailto:kishorek.kadiyala(a)gmail.com] Sent: Wednesday, March 31, 2010 2:03 AM To: Vimal Singh Cc: Madhusudhan; tony(a)atomide.com; svenkatr(a)ti.com; linux- omap(a)vger.kernel.org; linux-kernel(a)vger.kernel.org; jarkko.lavinen(a)nokia.com Subject: Re: [... 23 Apr 2010 21:17

endless sync on bdi_sched_wait()? 2.6.33.1
I have a proxy server with "loaded" squid. On some moment i did sync, and expecting it to finish in reasonable time. Waited more than 30 minutes, still "sync". Can be reproduced easily. Here is some stats and info: Linux SUPERPROXY 2.6.33.1-build-0051 #16 SMP Wed Mar 31 17:23:28 EEST 2010 i686 GNU/Linux ... 23 Apr 2010 21:16

[PATCH v2 3/11] Enhance replace_page() to support pagecache
Enhance replace_page() to support pagecache Currently replace_page would work only for anonymous pages. This patch enhances replace_page() to work for pagecache pages This enhancement is useful for user_bkpt's replace_page based background page replacement for insertion and removal of breakpoints. Signed-off... 31 Mar 2010 12:07

amd iommu: force flush of iommu prior during shutdown
On Wed, Mar 31, 2010 at 11:24:17AM -0400, Neil Horman wrote: Flush iommu during shutdown When using an iommu, its possible, if a kdump kernel boot follows a primary kernel crash, that dma operations might still be in flight from the previous kernel during the kdump kernel boot. This can lead to memory ... 1 Apr 2010 21:20

RFC [Patch] Remove "please try 'cgroup_disable=memory' option if you don't want memory cgroups" printk at boot time.
On Wed, 2010-03-31 at 11:28 -0400, Larry Woodman wrote: We are considering removing this printk at boot time from RHEL because it will confuse customers, encourage them to change the boot parameters and generate extraneous support calls. Its documented in Documentation/kernel-parameters.txt anyway. Any th... 31 Mar 2010 12:06

[PATCH v2 1/11] Move Macro W to insn.h
Move Macro W to asm/insn.h Macro W used to know if the instructions are valid for user-space/kernel space. This macro is used by kprobes and user_bkpt. (i.e user space breakpoint assistance layer.) So moving it to a common header file asm/insn.h. TODO: replace macro W with bits in inat table. Signed-off-by... 31 Mar 2010 12:06

x86: Do not write to VGA memory space if CONFIG_VGA_CONSOLE is undefined
On Wed, Mar 31, 2010 at 4:41 PM, Guenter Roeck <guenter.roeck(a)ericsson.com> wrote: Current early_printk code writes into VGA memory space even if CONFIG_VGA_CONSOLE is undefined. This can cause problems if there is no VGA device in the system, especially if the memory is used by another device. Fix p... 31 Mar 2010 12:06

RFC [Patch] Remove "please try 'cgroup_disable=memory' option if you don't want memory cgroups" printk at boot time.
We are considering removing this printk at boot time from RHEL because it will confuse customers, encourage them to change the boot parameters and generate extraneous support calls. Its documented in Documentation/kernel-parameters.txt anyway. Any thoughts??? Larry Woodman -- To unsubscribe from this list... 31 Mar 2010 12:06

USB: Remove BKL from remount() function in usbfs
On Wednesday 31 March 2010, Alessio Igor Bogani wrote: The BKL was used into remount_fs pointed function for serialized access to super_block from the others super_operations functions. The function update_sb(), invoked by remount(), seems already well serialized with &root->d_inode->i_mutex. Moreov... 31 Mar 2010 14:21

[PATCH] x86, cacheinfo: Unify AMD L3 cache index disable checking
All F10h CPUs starting with model 8 resp. 9, stepping 1, support L3 cache index disable. Concentrate the family, model, stepping checking at one place and enable the feature implicitly on upcoming Fam10h models. Signed-off-by: Borislav Petkov <borislav.petkov(a)amd.com> --- arch/x86/kernel/cpu/intel_cacheinfo.c |... 31 Mar 2010 10:58