From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 7121740689689280512 X-Received: by 2002:a4a:bb82:0:b0:435:6a03:4427 with SMTP id h2-20020a4abb82000000b004356a034427mr9259813oop.55.1659014976763; Thu, 28 Jul 2022 06:29:36 -0700 (PDT) X-BeenThere: isar-users@googlegroups.com Received: by 2002:a05:6870:5b1a:b0:10e:5219:efb9 with SMTP id ds26-20020a0568705b1a00b0010e5219efb9ls796122oab.9.-pod-prod-gmail; Thu, 28 Jul 2022 06:29:36 -0700 (PDT) X-Google-Smtp-Source: AGRyM1vXKGvIYcoeZdwau3g30HsNDow4NI9E7/z7felbXuKpVubUaA4cHtJufPPo++u4sJpvtJg5 X-Received: by 2002:a05:6870:c698:b0:101:fbdc:d044 with SMTP id cv24-20020a056870c69800b00101fbdcd044mr4835055oab.269.1659014976009; Thu, 28 Jul 2022 06:29:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1659014976; cv=none; d=google.com; s=arc-20160816; b=P/rapRbNfTSARQTBo2Qy6FfKbvVEe6cjCeIoMdhbpUpgioqiJA4wrHdGl1+kb4gXNH 1OyLdlNhVTUWAwMwaoTv1jrGn4qraj5hiGnEruUbFLFOcSeGpLz7RNDwsfCnr+W6lucn nzfxVg3xsX+T4qskSe7dvpF7tJfPH/ViKGvkG5J6En5nM2F4XD0CBjS0ZiU0PRdAOTcM uaU2ErvTQrBvgSfzWsYgEO1jGR5kbSdbo8K5Bj18WiYG0v6ESwbBM6GVfEf/QTeIdU+b oO3hhlje78RDjbV6N4anpsU1WD3BOoKnqIpWh4ScGzUTPH/NK2MO4x9ujkqt0UMCdcNr UWlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id; bh=/8Dx/QcHT8smKGbDpRgL0MNEfTQYUgYirxxiYa0I8Qo=; b=04hq4QeTxYvmOE7suAquYlreb1zGKHRfc3ZjZ9la2YSMvJ7t5SZ/bLom7Gn5yYd4zp /BnT4y0q0O9BEr9Q6HBdoXXAC6BT0Nz5isRWnUzrS/TaE7YQblWU4P2S8/ARI/orgcpr 1EH/9qY6JyjkMwlt8F3c5LbBQhUOTN02llQooyXWSHH8UDpebPsGcrSFdeljHEwZreci cCpDcabtEDYGWQKgiIP5FptDiVSeLhVjTHRwNVHOpLuMwQuUW87/lQx9zRu1bfxmO7GQ yn8A6g4KaVv/BLacf/4sw+B/yBIGMHN+2W6b8IsoUbC1jgP8ERSP1D2lHHopOeKEe+vq VN1Q== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=amikan@ilbers.de Return-Path: Received: from shymkent.ilbers.de (shymkent.ilbers.de. [85.214.156.166]) by gmr-mx.google.com with ESMTPS id d14-20020a4aeb8e000000b0035e8a81e5fcsi49672ooj.2.2022.07.28.06.29.35 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 28 Jul 2022 06:29:35 -0700 (PDT) Received-SPF: pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) client-ip=85.214.156.166; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=amikan@ilbers.de Received: from [127.0.0.1] (host-80-81-17-52.static.customer.m-online.net [80.81.17.52]) (authenticated bits=0) by shymkent.ilbers.de (8.15.2/8.15.2/Debian-8+deb9u1) with ESMTPSA id 26SDTWQu032349 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 28 Jul 2022 15:29:33 +0200 Message-ID: <6eb59c12-753a-7c36-2d9e-3af6f2f2acd6@ilbers.de> Date: Thu, 28 Jul 2022 16:29:32 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH v2] make debug symbols of kernel build relocatable Content-Language: en-US To: Felix Moessbauer , isar-users@googlegroups.com References: <20220721134501.780010-1-felix.moessbauer@siemens.com> From: Anton Mikanovich In-Reply-To: <20220721134501.780010-1-felix.moessbauer@siemens.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-TUID: 5S5aI2d4HIZr 21.07.2022 16:45, Felix Moessbauer wrote: > This patch adds support to inject custom KCFLAGS into > the linux-custom kernel build. > Using this infrastructure, we add the debug-prefix-map > flag to strip off the absolute prefix of the sources location. > This makes the debug information relocatable. > > By that, we also fix low ccache hit rates in combination with sbuild > due to the random builddir that sbuild uses. > > Signed-off-by: Felix Moessbauer Applied to next with "ssbuild" commit message typo fix, thanks.