linux-kernel - Re: [PATCH v2 1/2] UML: hard-code the result of 'uname -s'

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Date:   Sat, 19 Aug 2023 23:08:11 +0200 (CEST)
From:   Richard Weinberger <richard@....at>
To:     masahiroy <masahiroy@...nel.org>
Cc:     anton ivanov <anton.ivanov@...bridgegreys.com>,
        Johannes Berg <johannes@...solutions.net>,
        linux-um <linux-um@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-kbuild <linux-kbuild@...r.kernel.org>,
        Jiri Slaby <jirislaby@...nel.org>, bp <bp@...en8.de>,
        dave hansen <dave.hansen@...ux.intel.com>, hpa <hpa@...or.com>,
        mingo <mingo@...hat.com>, tglx <tglx@...utronix.de>,
        x86 <x86@...nel.org>
Subject: Re: [PATCH v2 1/2] UML: hard-code the result of 'uname -s'

----- Ursprüngliche Mail -----
> Von: "masahiroy" <masahiroy@...nel.org>
> We rely on 'uname -s' returning 'Linux' because there are os-Linux/
> directories, but no other os-*/.
> 
> Supporting a non-Linux host is unlikely to happen.
> 
> Let's hard-code 'Linux'.

While I agree that a non-Linux version is unlikely I'd like to
know why we can't keep the uname -s check?
I guess to avoid unnecessary command execution?

Thanks,
//richard