linux-kernel - Re: [PATCH iproute2-next v2] lib/fs: fix issue when {name,open}_to_handle

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Date:   Sat, 1 May 2021 09:03:20 -0600
From:   David Ahern <dsahern@...il.com>
To:     Heiko Thiery <heiko.thiery@...il.com>, netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Stephen Hemminger <stephen@...workplumber.org>,
        Petr Vorel <petr.vorel@...il.com>
Subject: Re: [PATCH iproute2-next v2] lib/fs: fix issue when
 {name,open}_to_handle_at() is not implemented

On 4/30/21 12:26 AM, Heiko Thiery wrote:
> With commit d5e6ee0dac64b64e the usage of functions name_to_handle_at() and

that is a change to ss:

d5e6ee0dac64 ss: introduce cgroup2 cache and helper functions


> open_by_handle_at() are introduced. But these function are not available
> e.g. in uclibc-ng < 1.0.35. To have a backward compatibility check for the
> availability in the configure script and in case of absence do a direct
> syscall.
> 

When you find the proper commit add a Fixes line before the Signed-off-by:

Fixes: <id> ("subject line")
> Signed-off-by: Heiko Thiery <heiko.thiery@...il.com>
> ---

make sure you cc the author of the original commit.

> v2:
>  - small correction to subject
>  - removed IP_CONFIG_HANDLE_AT:=y option since it is not required
>  - fix indentation in check function
>  - removed empty lines (thanks to Petr Vorel)
>  - add #define _GNU_SOURCE in check (thanks to Petr Vorel)
>  - check only for name_to_handle_at (thanks to Peter Vorel)

you have 3 responses to this commit. Please send an updated patch with
all the changes and the the above comments addressed.

Thanks,