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 EF9C1C04FFE for ; Tue, 14 May 2024 20:37:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=tS+41g2aGIeMdkQJNlvSYfSfBfgJ3wRkhgpPtvWRYa0=; b=hqKrdQh3xJfs82 Qd6v02QlpzzmQ9T79f+58tArFuwOVhvD2XOUPjKt5/Cy3T4pdbJEpMTVoJamyHw4oi3P7/p8syDRk gEVyINIaIduCkrySD8Pmgt//ywi5ZYUv/xuMF4bvmkVfEPJ5yDGtpvCkAtWalZm5tXt/RmruUw/5a AdDPdaXm0CyyeBYq3P/dhSnxiPNgQc861p0EzBfrIjLCf/Q4M/waWwJvafDra3gYr8ikEicU1NFgd vr58s8dzdQN9DtfEG7NxcZyXalXYjsvfWBDUw0Ay2DQjQRjbBksu2z0U2TGM+6GfH1dMCCnayuXpd uLB/SZg3bktM6MF8VPmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s6yu7-0000000H6aA-0Vcj; Tue, 14 May 2024 20:37:43 +0000 Received: from smtp-out2.suse.de ([2a07:de40:b251:101:10:150:64:2]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s6yu2-0000000H6Z7-1IfG for linux-riscv@lists.infradead.org; Tue, 14 May 2024 20:37:41 +0000 Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 6E0E01FB48; Tue, 14 May 2024 20:37:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1715719056; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VYsW9Vv80A6GLzgjCSYellhzJczA30skEMWWKeZBbJk=; b=ZpObK2cayBrGFB+P30B4ta0PrzL46RFr44vUY5OO1vAowzek8thfNxxeOGE4BRsC7fIwDq +7eTpVOAzgxb7RFh6pnv6Q8JBVIOkawpsPDcTa2ObSEicYd8rCm0YADkPKTN8xOT7XG4tp dPHkjGGM+KVPvwqMxmeWz35c4ilgZQ0= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1715719056; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VYsW9Vv80A6GLzgjCSYellhzJczA30skEMWWKeZBbJk=; b=UVARiUEao8bnM3tGOX6fumiBKcLPbudeKiBmMYfi0BLZlApPyZMjtuUZjjsrk5V1d0PyxV o55zuYS0CbLs8iBA== Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=ZpObK2ca; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=UVARiUEa DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1715719056; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VYsW9Vv80A6GLzgjCSYellhzJczA30skEMWWKeZBbJk=; b=ZpObK2cayBrGFB+P30B4ta0PrzL46RFr44vUY5OO1vAowzek8thfNxxeOGE4BRsC7fIwDq +7eTpVOAzgxb7RFh6pnv6Q8JBVIOkawpsPDcTa2ObSEicYd8rCm0YADkPKTN8xOT7XG4tp dPHkjGGM+KVPvwqMxmeWz35c4ilgZQ0= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1715719056; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VYsW9Vv80A6GLzgjCSYellhzJczA30skEMWWKeZBbJk=; b=UVARiUEao8bnM3tGOX6fumiBKcLPbudeKiBmMYfi0BLZlApPyZMjtuUZjjsrk5V1d0PyxV o55zuYS0CbLs8iBA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 8341B1372E; Tue, 14 May 2024 20:37:35 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id IqYEHY/LQ2aHIQAAD6G6ig (envelope-from ); Tue, 14 May 2024 20:37:35 +0000 Date: Tue, 14 May 2024 22:37:30 +0200 From: Oscar Salvador To: =?iso-8859-1?Q?Bj=F6rn_T=F6pel?= Subject: Re: [PATCH v2 3/8] riscv: mm: Refactor create_linear_mapping_range() for memory hot add Message-ID: References: <20240514140446.538622-1-bjorn@kernel.org> <20240514140446.538622-4-bjorn@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240514140446.538622-4-bjorn@kernel.org> X-Spamd-Result: default: False [-6.51 / 50.00]; BAYES_HAM(-3.00)[100.00%]; DWL_DNSWL_MED(-2.00)[suse.de:dkim]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; MISSING_XM_UA(0.00)[]; RCPT_COUNT_TWELVE(0.00)[17]; RCVD_TLS_ALL(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_DN_SOME(0.00)[]; FROM_HAS_DN(0.00)[]; FREEMAIL_CC(0.00)[rivosinc.com,eecs.berkeley.edu,redhat.com,dabbelt.com,sifive.com,lists.infradead.org,catalinasystems.io,gmail.com,ventanamicro.com,vger.kernel.org,kvack.org,lists.linux-foundation.org]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:email,rivosinc.com:email]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Action: no action X-Rspamd-Queue-Id: 6E0E01FB48 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240514_133738_526753_4DC4AB96 X-CRM114-Status: GOOD ( 16.35 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Albert Ou , Alexandre Ghiti , Chethan Seshadri , David Hildenbrand , linux-kernel@vger.kernel.org, Andrew Bresticker , =?iso-8859-1?Q?Bj=F6rn_T=F6pel?= , Santosh Mamila , linux-mm@kvack.org, Sivakumar Munnangi , Palmer Dabbelt , Paul Walmsley , linux-riscv@lists.infradead.org, virtualization@lists.linux-foundation.org, Lorenzo Stoakes Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Tue, May 14, 2024 at 04:04:41PM +0200, Bj=F6rn T=F6pel wrote: > From: Bj=F6rn T=F6pel > = > Add a parameter to the direct map setup function, so it can be used in > arch_add_memory() later. > = > Signed-off-by: Bj=F6rn T=F6pel Reviewed-by: Oscar Salvador > --- > arch/riscv/mm/init.c | 15 ++++++--------- > 1 file changed, 6 insertions(+), 9 deletions(-) > = > diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c > index c969427eab88..6f72b0b2b854 100644 > --- a/arch/riscv/mm/init.c > +++ b/arch/riscv/mm/init.c > @@ -1227,7 +1227,7 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa) > } > = > static void __meminit create_linear_mapping_range(phys_addr_t start, phy= s_addr_t end, > - uintptr_t fixed_map_size) > + uintptr_t fixed_map_size, const pgprot_t *pgprot) > { > phys_addr_t pa; > uintptr_t va, map_size; > @@ -1238,7 +1238,7 @@ static void __meminit create_linear_mapping_range(p= hys_addr_t start, phys_addr_t > best_map_size(pa, va, end - pa); > = > create_pgd_mapping(swapper_pg_dir, va, pa, map_size, > - pgprot_from_va(va)); > + pgprot ? *pgprot : pgprot_from_va(va)); > } > } > = > @@ -1282,22 +1282,19 @@ static void __init create_linear_mapping_page_tab= le(void) > if (end >=3D __pa(PAGE_OFFSET) + memory_limit) > end =3D __pa(PAGE_OFFSET) + memory_limit; > = > - create_linear_mapping_range(start, end, 0); > + create_linear_mapping_range(start, end, 0, NULL); > } > = > #ifdef CONFIG_STRICT_KERNEL_RWX > - create_linear_mapping_range(ktext_start, ktext_start + ktext_size, 0); > - create_linear_mapping_range(krodata_start, > - krodata_start + krodata_size, 0); > + create_linear_mapping_range(ktext_start, ktext_start + ktext_size, 0, N= ULL); > + create_linear_mapping_range(krodata_start, krodata_start + krodata_size= , 0, NULL); > = > memblock_clear_nomap(ktext_start, ktext_size); > memblock_clear_nomap(krodata_start, krodata_size); > #endif > = > #ifdef CONFIG_KFENCE > - create_linear_mapping_range(kfence_pool, > - kfence_pool + KFENCE_POOL_SIZE, > - PAGE_SIZE); > + create_linear_mapping_range(kfence_pool, kfence_pool + KFENCE_POOL_SIZE= , PAGE_SIZE, NULL); > = > memblock_clear_nomap(kfence_pool, KFENCE_POOL_SIZE); > #endif > -- = > 2.40.1 > = -- = Oscar Salvador SUSE Labs _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv