Re: [Qemu-devel] [PATCH v2 00/34] kvm_stat: Cleanup and fixup

[Paolo Bonzini <pbonzini@redhat.com>]

On 11/01/2016 16:17, Janosch Frank wrote:
> Kvm_stat is a very helpful script for checking the state of VMs, but
> when I tried to introduce new features it broke every few lines.
> 
> This patch series aims to make the script more readable and durable,
> so future additions to it will break it less likely. It also fixes
> input/output problems for all of its interface modes.
> 
> Testing was done rarely on X86_64 RHEL 6.7 and mostly on s390. Tests
> on other architectures would be beneficial.
> 
> Changes in v2:
> Dropped	scripts/kvm/kvm_stat: Move to argparse and add description
> Added scripts/kvm/kvm_stat: Add optparse description
> 
> Exchanged PATH_DEBUGFS with PATH_DEBUGFS_KVM
> Exchanged PATH_TRACING with PATH_DEBUGFS_TRACING
> Exchanged os.os with os
> 
> Split up get_online_cpu.
> Now using standard parameters to pass data to an Event object.
> Grouped arch specific data in Arch subclasses.
> Implemented curse wrapping through magic enter/exit in the Tui class.
> 
> Janosch Frank (34):
>   scripts/kvm/kvm_stat: Cleanup of multiple imports
>   scripts/kvm/kvm_stat: Replaced os.listdir with os.walk
>   scripts/kvm/kvm_stat: Make constants uppercase
>   scripts/kvm/kvm_stat: Removed unneeded PERF constants
>   scripts/kvm/kvm_stat: Mark globals in functions
>   scripts/kvm/kvm_stat: Invert dictionaries
>   scripts/kvm/kvm_stat: Cleanup of path variables
>   scripts/kvm/kvm_stat: Improve debugfs access checking
>   scripts/kvm/kvm_stat: Introduce main function
>   scripts/kvm/kvm_stat: Fix spaces around keyword assignments
>   scripts/kvm/kvm_stat: Rename variables that redefine globals
>   scripts/kvm/kvm_stat: Moved DebugfsProvider
>   scripts/kvm/kvm_stat: Fixup syscall error reporting
>   scripts/kvm/kvm_stat: Set sensible no. files rlimit
>   scripts/kvm/kvm_stat: Cleanup of platform detection
>   scripts/kvm/kvm_stat: Make cpu detection a function
>   scripts/kvm/kvm_stat: Rename _perf_event_open
>   scripts/kvm/kvm_stat: Introduce properties for providers
>   scripts/kvm/kvm_stat: Cleanup of TracepointProvider
>   scripts/kvm/kvm_stat: Cleanup cpu list retrieval
>   scripts/kvm/kvm_stat: Encapsulate filters variable
>   scripts/kvm/kvm_stat: Cleanup of Stats class
>   scripts/kvm/kvm_stat: Cleanup of Groups class
>   scripts/kvm/kvm_stat: Cleanup of Event class
>   scripts/kvm/kvm_stat: Group arch specific data
>   scripts/kvm/kvm_stat: Remove unneeded X86_EXIT_REASONS
>   scripts/kvm/kvm_stat: Make tui function a class
>   scripts/kvm/kvm_stat: Fix output formatting
>   scripts/kvm/kvm_stat: Cleanup and pre-init perf_event_attr
>   scripts/kvm/kvm_stat: Read event values as u64
>   scripts/kvm/kvm_stat: Fix rlimit for unprivileged users
>   scripts/kvm/kvm_stat: Fixup filtering
>   scripts/kvm/kvm_stat: Add interactive filtering
>   scripts/kvm/kvm_stat: Add optparse description
> 
>  scripts/kvm/kvm_stat | 1161 ++++++++++++++++++++++++++++----------------------
>  1 file changed, 663 insertions(+), 498 deletions(-)
> 

Thanks, looks great!

Paolo