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Re: [PATCH v3] staging: iio: adt7316: fix parenthesis alignment

On Mon, 8 Oct 2018 19:12:05 -0300 Renato Lui Geh wrote: > This patch fixes most "Alignment should match open parenthesis" check > warnings found by checkpatch.pl in the addac/adt7316 driver. > > Signed-off-by: Renato Lui Geh > --- Please in future put a description here (below the ---) of the c

[PATCH V4 00/15] x86/KVM/Hyper-v: Add HV ept tlb range flush hypercall support in KVM

From: Lan Tianyu For nested memory virtualization, Hyper-v doesn't set write-protect L1 hypervisor EPT page directory and page table node to track changes while it relies on guest to tell it changes via HvFlushGuestAddressLlist hypercall. HvFlushGuestAddressLlist hypercall provides a way to flus

[PATCH V4 2/15] KVM/MMU: Add tlb flush with range helper function

From: Lan Tianyu This patch is to add wrapper functions for tlb_remote_flush_with_range callback. Signed-off-by: Lan Tianyu --- Change sicne V3: Remove code of updating "tlbs_dirty" Change since V2: Fix comment in the kvm_flush_remote_tlbs_with_range() --- arch/x86/kvm/mmu.c | 40

[PATCH V4 3/15] KVM: Replace old tlb flush function with new one to flush a specified range.

From: Lan Tianyu This patch is to replace kvm_flush_remote_tlbs() with kvm_flush_ remote_tlbs_with_address() in some functions without logic change. Signed-off-by: Lan Tianyu --- arch/x86/kvm/mmu.c | 31 +-- arch/x86/kvm/paging_tmpl.h | 3 ++- 2 files chang

[PATCH V4 4/15] KVM: Make kvm_set_spte_hva() return int

From: Lan Tianyu The patch is to make kvm_set_spte_hva() return int and caller can check return value to determine flush tlb or not. Signed-off-by: Lan Tianyu --- arch/arm/include/asm/kvm_host.h | 2 +- arch/arm64/include/asm/kvm_host.h | 2 +- arch/mips/include/asm/kvm_host.h| 2 +-

[PATCH V4 1/15] KVM: Add tlb_remote_flush_with_range callback in kvm_x86_ops

From: Lan Tianyu Add flush range call back in the kvm_x86_ops and platform can use it to register its associated function. The parameter "kvm_tlb_range" accepts a single range and flush list which contains a list of ranges. Signed-off-by: Lan Tianyu --- Change since v1: Change "end_gfn"

[PATCH V4 9/15] KVM: Add flush_link and parent_pte in the struct kvm_mmu_page

From: Lan Tianyu PV EPT tlb flush function will accept a list of flush ranges and use struct kvm_mmu_page as the list entry. Signed-off-by: Lan Tianyu --- arch/x86/include/asm/kvm_host.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/

[PATCH V4 8/15] KVM/MMU: Flush tlb directly in kvm_mmu_zap_collapsible_spte()

From: Lan Tianyu kvm_mmu_zap_collapsible_spte() returns flush request to the slot_handle_leaf() and the latter does flush on demand. When range flush is available, make kvm_mmu_zap_collapsible_spte() to flush tlb with range directly to avoid returning range back to slot_handle_leaf(). Signed-off

[PATCH V4 6/15] KVM/MMU: Flush tlb directly in the kvm_set_pte_rmapp()

From: Lan Tianyu This patch is to flush tlb directly in the kvm_set_pte_rmapp() and return 0. Signed-off-by: Lan Tianyu --- arch/x86/kvm/mmu.c | 5 + 1 file changed, 5 insertions(+) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 5d3a180c57e2..f3742ff4ec18 100644 --- a/arch/x86

[PATCH V4 11/15] KVM/MMU: Replace tlb flush function with range list flush function

From: Lan Tianyu This patch is to use range list flush function in the mmu_sync_children(), kvm_mmu_commit_zap_page() and FNAME(sync_page)(). Signed-off-by: Lan Tianyu --- arch/x86/kvm/mmu.c | 26 +++--- arch/x86/kvm/paging_tmpl.h | 5 - 2 files changed, 27 ins

[PATCH V4 10/15] KVM: Add spte's point in the struct kvm_mmu_page

From: Lan Tianyu It's necessary to check whether mmu page is last or large page when add mmu page into flush list. "spte" is needed for such check and so add spte point in the struct kvm_mmu_page. Signed-off-by: Lan Tianyu --- arch/x86/include/asm/kvm_host.h | 1 + arch/x86/kvm/mmu.c

[PATCH V4 7/15] KVM/MMU: Flush tlb directly in the kvm_zap_gfn_range()

From: Lan Tianyu Originally, flush tlb is done by slot_handle_level_range(). This patch is to flush tlb directly in the kvm_zap_gfn_range() when range flush is available. Signed-off-by: Lan Tianyu --- arch/x86/kvm/mmu.c | 16 +--- 1 file changed, 13 insertions(+), 3 deletions(-) d

[PATCH V4 5/15] KVM/MMU: Move tlb flush in kvm_set_pte_rmapp() to kvm_mmu_notifier_change_pte()

From: Lan Tianyu This patch is to move tlb flush in kvm_set_pte_rmapp() to kvm_mmu_notifier_change_pte() in order to avoid redundant tlb flush. Signed-off-by: Lan Tianyu --- arch/x86/kvm/mmu.c | 8 ++-- virt/kvm/kvm_main.c | 5 - 2 files changed, 6 insertions(+), 7 deletions(-) diff

[PATCH V4 12/15] x86/hyper-v: Add HvFlushGuestAddressList hypercall support

From: Lan Tianyu Hyper-V provides HvFlushGuestAddressList() hypercall to flush EPT tlb with specified ranges. This patch is to add the hypercall support. Reviewed-by: Michael Kelley Signed-off-by: Lan Tianyu --- Change since v2: Fix some coding style issues - Move HV_MAX_FLUSH_P

[PATCH V4 13/15] x86/Hyper-v: Add trace in the hyperv_nested_flush_guest_mapping_range()

From: Lan Tianyu This patch is to trace log in the hyperv_nested_flush_ guest_mapping_range(). Signed-off-by: Lan Tianyu --- arch/x86/hyperv/nested.c| 1 + arch/x86/include/asm/trace/hyperv.h | 14 ++ 2 files changed, 15 insertions(+) diff --git a/arch/x86/hyperv/nest

Re: [PATCH RESEND] staging: erofs: clean erofs_lookup()

Hi, Please ignore this patch, it has been queued by Al for 4.20 in https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git/commit/?h=for-next&id=8300807f9e2dffb6552514763ad60e005c12eb94 Sorry for bothering... Thanks, Gao Xiang On 2018/10/13 1:59, Gao Xiang via Linux-erofs wrote: > From: Al