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a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1759828302; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=yLP+glegqIJBcIb7jt0bclmibbjRxFmE8iklM/lj5FI=; b=axDO3gJNswuZeSVfGNwO0ejXnMY06seTp6gjJMbJxdhX3zGYuYB+jGZzlZM9q38syn3Fsu PTTnLxfztDzoPNnl44gYiGimfP+ZKAa3Xa3bFoFZkLbFgvafB+E9gjyLbj6iSWDxovtWEu 5ZB1LFMsTFU1K4kTHxrCz0+chEO9V9A= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1759828302; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=yLP+glegqIJBcIb7jt0bclmibbjRxFmE8iklM/lj5FI=; b=PFqMaes1rrVopcuRe9tYuxzoLI7wyEtAd2Tb16TNVlhte9BwGzUA/0Q8CyM/FJdYAMDYMS W9iYjQfFKU399tBA== Date: Tue, 7 Oct 2025 11:11:42 +0200 From: Jiri Bohac To: Baoquan He Cc: David Hildenbrand , Breno Leitao , kas@kernel.org, riel@surriel.com, vbabka@suse.cz, nphamcs@gmail.com, Vivek Goyal , Dave Young , kexec@lists.infradead.org, akpm@linux-foundation.org, Philipp Rudo , Donald Dutile , Pingfan Liu , Tao Liu , linux-kernel@vger.kernel.org, Michal Hocko Subject: Re: [PATCH v5 0/5] kdump: crashkernel reservation from CMA Message-ID: References: <26ae6b04-3beb-47e9-9639-b081003dc9bb@redhat.com> <2e35b6dd-56dd-47e6-8dac-54f446f763f0@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Level: X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-0.995]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; MISSING_XM_UA(0.00)[]; MIME_TRACE(0.00)[0:+]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCPT_COUNT_TWELVE(0.00)[17]; RCVD_COUNT_ZERO(0.00)[0]; MID_RHS_MATCH_FROMTLD(0.00)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; FREEMAIL_CC(0.00)[redhat.com,debian.org,kernel.org,surriel.com,suse.cz,gmail.com,lists.infradead.org,linux-foundation.org,vger.kernel.org]; TO_DN_SOME(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.cz:email] X-Spam-Flag: NO X-Spam-Score: -4.30 On Tue, Oct 07, 2025 at 11:55:36AM +0800, Baoquan He wrote: > And I saw Jiri has excluded the crashk_cma_ranges[] from the dumped > content via elf_header_exclude_ranges(). Exactly, thanks for pointing this out, while I was away from my e-mail. The crashkernel CMA reservation ranges will not be seen at all by makedumpfile. -- Jiri Bohac SUSE Labs, Prague, Czechia