Kernel

[BUGFIX] pagemap: fix pfn calculation for hugepage
On Wed, Mar 24, 2010 at 02:57:25PM +0900, KAMEZAWA Hiroyuki wrote: On Wed, 24 Mar 2010 14:42:27 +0900 Naoya Horiguchi <n-horiguchi(a)ah.jp.nec.com> wrote: When we look into pagemap using page-types with option -p, the value of pfn for hugepages looks wrong (see below.) This is because pte was eva... 25 Mar 2010 02:09

perf/scripts: tuple was set from long in both branches in python_process_event()
Hi, On Mon, 2010-03-22 at 18:22 +0100, Roel Kluin wrote: Regardless of the sign, the tuple was set from a long. Signed-off-by: Roel Kluin <roel.kluin(a)gmail.com> --- .../util/scripting-engines/trace-event-python.c | 13 ++++++++----- 1 files changed, 8 insertions(+), 5 deletions(-) Was... 25 Mar 2010 02:09

PL330: Add PL330 DMA controller driver
On Thu, Mar 25, 2010 at 12:17 PM, Joonyoung Shim <jy0922.shim(a)samsung.com> wrote: The PL330 is currently the dma controller using at the S5PC1XX arm SoC. This supports DMA_MEMCPY and DMA_SLAVE. The datasheet for the PL330 can find below url: http://infocenter.arm.com/help/topic/com.arm.doc.ddi0424a/DDI0... 18 Apr 2010 21:56

mm/vmalloc: Export purge_vmap_area_lazy()
On Wed, Mar 24, 2010 at 06:56:31PM +1100, Benjamin Herrenschmidt wrote: Some powerpc code needs to ensure that all previous iounmap/vunmap has really been flushed out of the MMU hash table. Without that, various hotplug operations may fail when trying to return those pieces to the hypervisor due to existing... 25 Mar 2010 05:45

[PATCH 08/13] drivers/staging/rtl8192e: Hoist assign from if
Signed-off-by: Joe Perches <joe(a)perches.com> --- .../staging/rtl8192e/ieee80211/ieee80211_softmac.c | 3 ++- drivers/staging/rtl8192e/r8192E_core.c | 6 ++++-- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/stagi... 25 Mar 2010 02:09

[PATCH 02/13] drivers/staging/dt3155: Hoist assign from if
Signed-off-by: Joe Perches <joe(a)perches.com> --- drivers/staging/dt3155/dt3155_drv.c | 20 ++++++++++++-------- drivers/staging/dt3155/dt3155_isr.c | 3 ++- 2 files changed, 14 insertions(+), 9 deletions(-) diff --git a/drivers/staging/dt3155/dt3155_drv.c b/drivers/staging/dt3155/dt3155_drv.c index a67c... 25 Mar 2010 02:09

[PATCH v2] PL330: Add PL330 DMA controller driver
The PL330 is currently the dma controller using at the S5PC1XX arm SoC. This supports DMA_MEMCPY and DMA_SLAVE. The datasheet for the PL330 can find below url: http://infocenter.arm.com/help/topic/com.arm.doc.ddi0424a/DDI0424A_dmac_pl330_r0p0_trm.pdf Signed-off-by: Joonyoung Shim <jy0922.shim(a)samsung.com> --- ... 24 Mar 2010 23:52

oom killer: break from infinite loop
> In multi-threading environment, if the current task(A) have got the mm->mmap_sem semaphore, and the thread(B) in the same process is selected to be oom killed, because they shares the same semaphore, thread B can not really be killed. So __alloc_pages_slowpath turns to be a infinite loop. Here set all t... 6 Apr 2010 19:51

[GIT PULL] ext4 fixes
Hi Linus, Please pull from: git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git for_linus to grab the following regression/urgent bug fixes for ext4 and jbd2. Thanks, - Ted Eric Sandeen (1): ext4: Fixed inode allocator to correctl... 24 Mar 2010 23:52

x86_64 virtual memory map
Hi,folks. Recently I'm studying some things of x86_64 on Linux. And the virsion is 2.6.18.8. From the document of Documentation/x86_64/mm.txt,I found the mapping method for x86_64 virtual memory map. I want to know ,why use this method for virtual memory mapping? -------------------------------------------------... 26 Mar 2010 01:25