From mboxrd@z Thu Jan 1 00:00:00 1970 From: QingFeng Hao Subject: Re: [PATCH v2 1/1] s390_sthyi.2: New page for s390-specific s390_sthyi(2) Date: Thu, 23 Nov 2017 08:06:22 +0800 Message-ID: References: <20171122065408.40841-1-haoqf@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: Sender: linux-man-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Cc: linux-man , Heiko Carstens , Christian Borntraeger List-Id: linux-man@vger.kernel.org 在 2017/11/22 22:19, Michael Kerrisk (man-pages) 写道: > Hello QingFeng, > >> +.SH RETURN VALUE >> +On success, the return value of >> +.BR s390_sthyi () >> +matches the condition code of the STHYI instructions, which is a value >> +between 0-3 (that is: emulation succeeded). >> +Return value of 0 indicates that CPU capacity information is stored to >> +.I buffer. >> +Return value of 3 indicates "unsupported function code" and buffer's >> +content is unchanged. > Another question. What about the return values 1 and 2? Can they > occur? If yes, we should explain them. If they are reserved for future > use, we should say that. Return values 1 and 2 are reserved currently, I'll add that like "Return value of 1 and 2 are reserved." Thanks! > > Cheers, > > Michael > -- > To unsubscribe from this list: send the line "unsubscribe linux-man" in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Regards QingFeng Hao -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html