Re: [PATCH v2 1/4] perf annotate-data: Convert type histogram to hashmap

[Arnaldo Carvalho de Melo <acme@kernel.org>]

On Mon, Sep 14, 2026 at 03:56:35PM -0300, Arnaldo Carvalho de Melo wrote:
> On Mon, Sep 14, 2026 at 08:22:06PM +0800, Tengda Wu wrote:
> > On 2026/9/14 14:45, Namhyung Kim wrote:
> > > The type histogram maintains sample counts and periods per offset.  Use
> > > a hashmap instead of an array to reduce the memory overhead.
> 
> > > No functional changes intended.
> <SNIP>
> > > -	struct type_hist **histograms;
> > > +	struct type_hist *histograms;
> > >  };
>  
> > >  extern struct annotated_data_type unknown_type;
>  
> > Reviewed-by: Tengda Wu <wutengda@huaweicloud.com>
> 
> I'm cherry picking this first patch, as I'll need to rebase my branch on
> top of it and thus testing it as I go developing it, sashiko found no
> problems and Tengda reviewed it.

It is now in tmp.perf-tools-next, will do the usual set of containerized
build tests and push,

- Arnaldo