Re: [PATCH v1 0/8] perf: Follow-up patches to improve time slice

From: Jiri Olsa
Date: Tue Jan 16 2018 - 06:55:28 EST


On Wed, Jan 10, 2018 at 11:00:25PM +0800, Jin Yao wrote:
> It's follow-up patches to improve the perf time slice feature
> (perf report/script --time xxx)
>
> 1. Improve the error message
> perf report: Improve error msg when no first/last sample time found
> perf script: Improve error msg when no first/last sample time found
>
> 2. Fix an issue that illegal percent was accepted previously (e.g. 1abc%)
> perf util: Improve error checking for time percent input
>
> 3. Omit the slice index if possible. For example,
> perf report --stdio --time 10%/1 is equivalent to
> perf report --stdio --time 10%
>
> perf util: Support no index time percent slice
>
> 4. Add indication of time slices in perf report header.
> perf report: Add an indication of what time slices are used
>
> 5. Remove the time slices number limitation in perf report/script
> perf util: Allocate time slices buffer according to number of comma
> perf report: Remove the time slices number limitation
> perf script: Remove the time slices number limitation
>
> Jin Yao (8):
> perf report: Improve error msg when no first/last sample time found
> perf script: Improve error msg when no first/last sample time found
> perf util: Improve error checking for time percent input
> perf util: Support no index time percent slice
> perf report: Add an indication of what time slices are used
> perf util: Allocate time slices buffer according to number of comma
> perf report: Remove the time slices number limitation
> perf script: Remove the time slices number limitation

from quick look it looks ok

Reviewed-by: Jiri Olsa <jolsa@xxxxxxxxxx>

thanks,
jirka