Kernel

[tip:x86/irq] x86, acpi/irq: Define gsi_end when X86_IO_APIC is undefined
Commit-ID: 4f47b4c9f0b711bf84adb8c27774ae80d346b628 Gitweb: http://git.kernel.org/tip/4f47b4c9f0b711bf84adb8c27774ae80d346b628 Author: Eric W. Biederman <ebiederm(a)xmission.com> AuthorDate: Wed, 5 May 2010 13:22:25 -0700 Committer: Ingo Molnar <mingo(a)elte.hu> CommitDate: Thu, 6 May 2010 08:17:51 +0200 ... 6 May 2010 06:22

[PATCH] dmaengine: mpc512x: Use resource_size
Use the resource_size function instead of manually calculating the resource size. This reduces the chance of introducing off-by-one errors. Signed-off-by: Tobias Klauser <tklauser(a)distanz.ch> --- drivers/dma/mpc512x_dma.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/dma/... 6 May 2010 06:21

[PATCH] powerpc/BSR: Use resource_size
Use the resource_size function instead of manually calculating the resource size. This reduces the chance of introducing off-by-one errors. Signed-off-by: Tobias Klauser <tklauser(a)distanz.ch> --- drivers/char/bsr.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/char/bsr.c ... 6 May 2010 06:21

[PATCH v4 0/9] KVM MMU: allow more shadow pages become asynchronous
Changlog v4: - fix the bug that reported by Marcelo - fix the race in invlpg code Changlog v3: Those changes all form Avi's suggestion, thanks. - use smart way to fix the bug in patch 1 - remove duplicates code in patch 5 - check error code and fix forgot release page in patch 9 - sync shadow pages in... 6 May 2010 06:21

[PATCH v4 4/9] KVM MMU: allow more page become unsync at getting sp time
Allow more page become asynchronous at getting sp time, if need create new shadow page for gfn but it not allow unsync(level > 1), we should unsync all gfn's unsync page Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/kvm/mmu.c | 47 +++++++++++++++++++++++++++++++++++++---------- 1... 6 May 2010 06:21

[PATCH v4 5/9] KVM MMU: rename 'root_count' to 'active_count'
Rename 'root_count' to 'active_count' in kvm_mmu_page, since the unsync pages also will use it in later patch Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/include/asm/kvm_host.h | 7 ++++++- arch/x86/kvm/mmu.c | 14 +++++++------- arch/x86/kvm/mmutrace.h |... 6 May 2010 06:21

[PATCH v4 8/9] KVM MMU: no need atomic operation for 'invlpg_counter'
'invlpg_counter' is protected by 'kvm->mmu_lock', no need atomic operation anymore Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/include/asm/kvm_host.h | 2 +- arch/x86/kvm/paging_tmpl.h | 7 ++++--- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/x8... 6 May 2010 06:21

perf lock: add "info" subcommand for dumping misc information
On 05/06/10 06:10, Frederic Weisbecker wrote: On Mon, May 03, 2010 at 02:12:00PM +0900, Hitoshi Mitake wrote: Hi Frederic, I added "info" subcommand to perf lock, this can be used as dumping metadata like thread or address of lock instances. "map" was removed because info should do the wo... 6 May 2010 06:21

[PATCH v4 9/9] KVM MMU: optimize sync/update unsync-page
invlpg only need update unsync page, sp->unsync and sp->unsync_children can help us to find it Now, a gfn may have many shadow pages, when one sp need be synced, we write protect sp->gfn and sync this sp but we keep other shadow pages asynchronous So, while gfn happen page fault, let it not touch unsync page, ... 6 May 2010 06:21

[PATCH v4 7/9] KVM MMU: separate invlpg code form kvm_mmu_pte_write()
Let invlpg not depends on kvm_mmu_pte_write path, later patch will need this feature Signed-off-by: Xiao Guangrong <xiaoguangrong(a)cn.fujitsu.com> --- arch/x86/kvm/mmu.c | 22 +++++++++++++--------- arch/x86/kvm/paging_tmpl.h | 44 +++++++++++++++++++++++++++++++------------- 2 files changed, 44 ins... 6 May 2010 06:21