[PATCH v2] devtools: parallelize ABI check

[Ferruh Yigit]

On 1/9/2023 9:34 AM, Thomas Monjalon wrote:
> Generation and comparison of ABI dumps are done on multiple cores
> thanks to xargs -P0.
> It can accelerate this long step by 5 in my tests.
> 
> xargs reports a global error if one of the process has an error.
> 
> Running a shell function with xargs requires to export it with -f,
> and that is a specific capability of bash.
> 
> Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
> ---
> v2:
> 	- find dump2 inside the function
> 	- force bash because of export -f

It reduces script runtime ~2mins in my test.

Tested-by: Ferruh Yigit <ferruh.yigit at amd.com>