[PATCH 1/1] net/ena: add histogram support

[Stephen Hemminger]

On Tue, 29 Oct 2024 10:02:15 +0200
<shaibran at amazon.com> wrote:

> From: Shai Brandes <shaibran at amazon.com>
> 
> The framework computes the differences between specified
> start and end points in the code, providing insights into
> performance by outputting a histogram of the time intervals.
> The histogram can be used to track metrics like packet
> processing latency in the network driver.
> This framework requires enablement via a compilation
> flag and is excluded in release builds by default.
> 
> Signed-off-by: Amit Bernstein <amitbern at amazon.com>
> Signed-off-by: Shai Brandes <shaibran at amazon.com>

Could this be generic for all PMD's and built off of existing DPDK trace mechanism?

Yes, histogram is useful.
But IMHO DPDK should discourage PMD specific features.