Kernel

[PATCH 1/5] cpumask: truncate mm_struct.cpu_vm_mask for CONFIG_CPUMASK_OFFSTACK
Turns cpu_vm_mask into a bitmap, and truncate it to nr_cpu_ids if CONFIG_CPUMASK_OFFSTACK is set. I do this rather than the classic [0] dangling array trick, because of init_mm, which is static and widely referenced. Signed-off-by: Rusty Russell <rusty(a)rustcorp.com.au> Cc: Arnd Bergmann <arnd(a)arndb.de> Cc: an... 25 Jun 2010 09:52

ipmi: fix module param sparse warnings
On Fri, 25 Jun 2010 07:51:22 am Randy Dunlap wrote: From: Randy Dunlap <randy.dunlap(a)oracle.com> The <arg> parameter in module_param_cb() should be a pointer, Well, I don't think there's anything wrong with it being a function. The actual problem is that it tries to figure out if the arg is a bool or a... 28 Jun 2010 06:15

cifs: define inode-level cache object and register them
On 06/23/2010 10:32 PM, David Howells wrote: Suresh Jayaraman <sjayaraman(a)suse.de> wrote: Define inode-level data storage objects (managed by cifsInodeInfo structs). Each inode-level object is created in a super-block level object and is itself a data storage object in to which pages from the inode a... 27 Jun 2010 15:00

cifs: define superblock-level cache index objects and register them
On 06/23/2010 10:28 PM, David Howells wrote: Suresh Jayaraman <sjayaraman(a)suse.de> wrote: Define superblock-level cache index objects (managed by cifsTconInfo structs). Each superblock object is created in a server-level index object and in itself an index into which inode-level objects are inserted... 28 Jun 2010 09:29

[PATCH] Staging: comedi: Coding style cleanups in adv_pci_dio.c
This patch fixes up many coding style issues in adv_pci_dio.c found by checkpatch.pl Signed-off-by: Mark Rankilor <reodge(a)gmail.com> --- drivers/staging/comedi/drivers/adv_pci_dio.c | 307 +++++++++++++++----------- 1 files changed, 180 insertions(+), 127 deletions(-) diff --git a/drivers/staging/comedi/dri... 25 Jun 2010 08:47

[PATCH v2 9/10] KVM: MMU: combine guest pte read between walk and pte prefetch
Combine guest pte read between guest pte walk and pte prefetch Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/kvm/paging_tmpl.h | 48 ++++++++++++++++++++++++++++++------------- 1 files changed, 33 insertions(+), 15 deletions(-) diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/k... 25 Jun 2010 08:47

[PATCH v2 3/10] KVM: MMU: fix direct sp's access corruptted
Consider using small page to fit guest's large page mapping: If the mapping is writable but the dirty flag is not set, we will find the read-only direct sp and setup the mapping, then if the write #PF occur, we will mark this mapping writable in the read-only direct sp, now, other real read-only mapping will happ... 25 Jun 2010 08:47

[PATCH v2 7/10] KVM: MMU: introduce mmu_topup_memory_cache_atomic()
Introduce mmu_topup_memory_cache_atomic(), it support topup memory cache in atomic context Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/kvm/mmu.c | 29 +++++++++++++++++++++++++---- 1 files changed, 25 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm... 25 Jun 2010 08:47

[PATCH v2 8/10] KVM: MMU: prefetch ptes when intercepted guest #PF
Support prefetch ptes when intercept guest #PF, avoid to #PF by later access If we meet any failure in the prefetch path, we will exit it and not try other ptes to avoid become heavy path Note: this speculative will mark page become dirty but it not really accessed, the same issue is in other speculative paths... 25 Jun 2010 08:47

[PATCH v2 5/10] KVM: MMU: introduce gfn_to_pfn_atomic() function
Introduce gfn_to_pfn_atomic(), it's the fast path and can used in atomic context, the later patch will use it Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/mm/gup.c | 2 ++ include/linux/kvm_host.h | 1 + virt/kvm/kvm_main.c | 32 +++++++++++++++++++++++++------- ... 25 Jun 2010 08:47