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Wed, 31 Jul 2024 13:00:28 +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 y+qaJGw1qmbeWAAAD6G6ig (envelope-from ); Wed, 31 Jul 2024 13:00:28 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: dcc4e5f0-4f3c-11ef-bc01-fd08da9f4363 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1722430828; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=hpSSf1738sWC9fHR0jGFAPQBcPotnWSurDV4E82jGpw=; b=LNR88QzGSLEUWV0lDQUE5eUCmpS/11RQ6N4GenYLFjD4PoLHARip/vjkbaDasmuO/jwEfm qB1joTOj6HD3a5jOw/u+o3Q8G92J9xnHLrL0b1hkE3LzA+I7WkfF6yc9iVDBvAhXi3MzZI 9qO99E9I2pWnV3Oe7aKMjK8TLfStB28= Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.com header.s=susede1 header.b=LNR88QzG DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1722430828; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=hpSSf1738sWC9fHR0jGFAPQBcPotnWSurDV4E82jGpw=; b=LNR88QzGSLEUWV0lDQUE5eUCmpS/11RQ6N4GenYLFjD4PoLHARip/vjkbaDasmuO/jwEfm qB1joTOj6HD3a5jOw/u+o3Q8G92J9xnHLrL0b1hkE3LzA+I7WkfF6yc9iVDBvAhXi3MzZI 9qO99E9I2pWnV3Oe7aKMjK8TLfStB28= From: Juergen Gross To: minios-devel@lists.xenproject.org, xen-devel@lists.xenproject.org Cc: samuel.thibault@ens-lyon.org, wl@xen.org, Juergen Gross Subject: [PATCH 0/3] mini-os: mm: use a generic page table walker Date: Wed, 31 Jul 2024 15:00:23 +0200 Message-ID: <20240731130026.8467-1-jgross@suse.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-4.81 / 50.00]; BAYES_HAM(-3.00)[99.99%]; DWL_DNSWL_MED(-2.00)[suse.com:dkim]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.com:s=susede1]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:dkim,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FROM_EQ_ENVFROM(0.00)[]; DKIM_SIGNED(0.00)[suse.com:s=susede1]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; DKIM_TRACE(0.00)[suse.com:+] X-Rspamd-Action: no action X-Rspamd-Queue-Id: DBC041F833 Instead of open coding a page table walk multiple times, use a generic page table walker instead. This new page table walker will be used later for kexec support, too. Juergen Gross (3): mini-os: mm: introduce generic page table walk function mini-os: mm: switch need_pgt() to use walk_pt() mini-os: mm: convert set_readonly() to use walk_pt() arch/x86/mm.c | 337 ++++++++++++++++++++++++++++---------------------- 1 file changed, 187 insertions(+), 150 deletions(-)