From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F31B3CD37BE for ; Mon, 11 May 2026 16:48:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: Message-ID:Date:References:In-Reply-To:Subject:Cc:To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pqPUNyfX/DvUavK2Y8wT0ZghDSAbcNGXOS89KdqJQ/4=; b=2Nckd1QlxFdj2egikGHDStbQOt 5uwLVZu4hhLhumJgXLkF4WSK8P+TluInbW8m7Of/J3pK2pA4jdvC96Vrr3SbVH8DYumXFO+9ifuoH SqL0Ar4pBA02N/+HVevkuTwFHmtmYzQ0wTbRSE5Bn3wZ48uhPdFBamS1JwKyAcCXi+FKKElMJTCgL A36ZkhL+TkX2ppbqCwVK3MH2zWsKDF6/yCh5OFSMUMtLxpOi1uWSD5lYsexiZAIcquzoh9p3+gb6g SakNjE3jVw0u6ThliD6Wq4B68jDM9VTLuOLef3voLfL8vm6/+bI11BgH1a5BbiTrUuyKFsFWYOwn0 LsDG33Sg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMToB-0000000EGiv-1Ikh; Mon, 11 May 2026 16:48:43 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMTo9-0000000EGiK-2Kwz for kexec@lists.infradead.org; Mon, 11 May 2026 16:48:42 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 072DB44171; Mon, 11 May 2026 16:48:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EB6EFC2BCB0; Mon, 11 May 2026 16:48:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778518120; bh=QQGKCQXAtFFxjOd54vbilU9n1JNF7kVa2ekxD5peAds=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=K5XIpmrIAV/EGwIzcIzruPImlbD5rxQPu7qAr+y4fWfSrVRzeAUiPf0NmgswdXG8q UEhHoDOyTtOUgWhO6lVxIZ7X1xlIp/Fa5itBYE/YcMMWo5DRg5qerGQTFtNGwoADkn xta5TMHWThbryariRnvp3CDvuri4wcDfS/qG+e/mUHrR2qg3ZeagEIhg/hfAeBJUtX n4VxRiB0SufY4hZXWTbw957xB7AWNqygka1jMpQwuT2tF14af+A3M81ANr9x4SYRe2 0XBpI8tLpYzDK6ci9Cp8EobEiY6fpRIN/YXN2BYe5UNdPQEoJhgEU9egOzVtFDTgIT Oh1jbHOfE7Ldg== From: Pratyush Yadav To: Mike Rapoport Cc: Pratyush Yadav , Pasha Tatashin , Alexander Graf , Muchun Song , Oscar Salvador , David Hildenbrand , Andrew Morton , Jason Miu , kexec@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 11/12] kho: return virtual address of mem_map In-Reply-To: (Mike Rapoport's message of "Mon, 11 May 2026 15:13:00 +0300") References: <20260429133928.850721-1-pratyush@kernel.org> <20260429133928.850721-12-pratyush@kernel.org> Date: Mon, 11 May 2026 18:48:37 +0200 Message-ID: <2vxza4u5c2oq.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260511_094841_644261_BB166109 X-CRM114-Status: GOOD ( 12.08 ) 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: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On Mon, May 11 2026, Mike Rapoport wrote: > On Wed, Apr 29, 2026 at 03:39:13PM +0200, Pratyush Yadav wrote: >> From: "Pratyush Yadav (Google)" >> >> There are currently 3 callers of kho_get_mem_map_phys(). Two of them, >> kho_mem_retrieve() and kho_extend_scratch() need the virtual address. >> The third, kho_populate() doesn't care. Make things simpler by >> directly returning the virtual address. Rename kho_get_mem_map_phys() to >> kho_get_mem_map() to accurately reflect what it returns. > > This should be moved earlier, before replacing open-coded get_mem_map() > with a call to kho_get_mem_map_phys(). Do you mean move it before patch 2 "kho: store incoming radix tree in kho_in"? I can do that. I did it this way to show a clear need for this function, but I don't mind doing it as a preparatory step. > >> Signed-off-by: Pratyush Yadav (Google) >> --- >> kernel/liveupdate/kexec_handover.c | 28 +++++++++++++++------------- >> 1 file changed, 15 insertions(+), 13 deletions(-) -- Regards, Pratyush Yadav