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Fri, 17 Nov 2023 06:06:30 +0000 (GMT) Received: from linux.vnet.ibm.com (unknown [9.126.150.29]) by smtpav05.fra02v.mail.ibm.com (Postfix) with SMTP; Fri, 17 Nov 2023 06:06:29 +0000 (GMT) Date: Fri, 17 Nov 2023 11:36:29 +0530 From: Srikar Dronamraju To: Aditya Gupta Cc: kexec@lists.infradead.org, Hari Bathini , Mahesh J Salgaonkar , Sourabh Jain Subject: Re: [PATCH] kexec: ppc64: print help to stdout instead of stderr Message-ID: <20231117060629.GW2194132@linux.vnet.ibm.com> References: <20231116084137.179818-1-adityag@linux.ibm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231116084137.179818-1-adityag@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 0oBgp2-krMLsFGTV9u7m95S4AWVk8el4 X-Proofpoint-GUID: 0oBgp2-krMLsFGTV9u7m95S4AWVk8el4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-17_03,2023-11-16_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 adultscore=0 mlxlogscore=970 mlxscore=0 phishscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311170042 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231116_220643_305042_08F3A596 X-CRM114-Status: GOOD ( 19.15 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Srikar Dronamraju Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org * Aditya Gupta [2023-11-16 14:11:37]: > Currently 'kexec --help' on powerpc64 prints the generic help/usage to > stdout, and the powerpc64 specific options to stderr > > That is, if the stdout of 'kexec --help' is redirected to some file, > some of the help options will not be redirected, and instead printed on > the terminal/stderr: > > [root@machine kexec-tools]# kexec --help > /tmp/out > --command-line= command line to append. > --append= same as --command-line. > --ramdisk= Initial RAM disk. > --initrd= same as --ramdisk. > --devicetreeblob= Specify device tree blob file. > Not applicable while using > --kexec-file-syscall. > --dtb= same as --devicetreeblob. > elf support is still broken > --elf64-core-headers Prepare core headers in ELF64 format > --dt-no-old-root Do not reuse old kernel root= param. > while creating flatten device tree. > > Fix this inconsistency by writing powerpc64 specific options to stdout, > similar to the generic 'kexec --help' > > With the proposed changes, it is like this (nothing printed to stderr): > > [root@machine kexec-tools]# ./build/sbin/kexec --help > /tmp/out > > Reported-by: Srikar Dronamraju > Signed-off-by: Aditya Gupta > --- Thanks Aditya for looking into this. -- Thanks and Regards Srikar Dronamraju _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec