linux-kernel - Re: [PATCH v2 0/5] add s390 support to nolibc and rcutorture

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Message-ID: <yt9d358trpcx.fsf@linux.ibm.com>
Date:   Mon, 02 Jan 2023 15:19:10 +0100
From:   Sven Schnelle <svens@...ux.ibm.com>
To:     Willy Tarreau <w@....eu>
Cc:     "Paul E . McKenney" <paulmck@...nel.org>,
        Josh Triplett <josh@...htriplett.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org
Subject: Re: [PATCH v2 0/5] add s390 support to nolibc and rcutorture

Willy Tarreau <w@....eu> writes:

> On Mon, Jan 02, 2023 at 11:51:07AM +0100, Sven Schnelle wrote:
>> Hi,
>> 
>> these patches add support for the s390 architecture both to nolibc
>> and rcutorture. Note that this only adds support for the 64 bit
>> version, no support for 31 bit (compat) is added. For nolibc it
>> includes one bugfix to make the fd_set datatype match the kernel
>> type.
>> 
>> Changes in v2:
>> 
>> - use __attribute__((unused)) instead of __maybe_unused
>> - prefer aghi over lay, as lay is not present in all architecure levels
>> - add -m64 CFLAG to force 64 bit mode for compiler that can do 31bit and 64bit mode
>
> Excellent, now works out of the box for me, thank you Sven!.
>
> Paul, would you mind taking these ones for your dev branch instead
> of the previous ones ?

Hrm, while looking at the code to make the adjustments for the auxv
stuff, i noted that the envp handling in the startup code is wrong. So i
have to fix that and send a v3 of the patchset.