[dpdk-dev] [RFC v3 4/6] eal: add a helper for reading string from sysfs

[Thomas Monjalon]

01/06/2021 05:06, Chenbo Xia:
> From: Tiwei Bie <tiwei.bie at intel.com>
> 
> This patch adds a helper for reading string from sysfs.
> 
> Signed-off-by: Cunming Liang <cunming.liang at intel.com>
> Signed-off-by: Tiwei Bie <tiwei.bie at intel.com>
> ---
>  lib/eal/common/eal_filesystem.h | 10 ++++++++++
>  lib/eal/freebsd/eal.c           | 22 ++++++++++++++++++++++
>  lib/eal/linux/eal.c             | 22 ++++++++++++++++++++++
>  lib/eal/version.map             |  3 +++
>  4 files changed, 57 insertions(+)

3 separate comments:

1/ How much code is portable between Linux and FreeBSD?
I guess the path will be different?

2/ Please think about Windows stub.

3/ Instead of EAL, we should start lib/sysfs/
I have other ideas of sysfs functions for PMD use.