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bh=0ib/Nn4e1ptwb4ggHnzmqlth4juAjFEriRfMckzYNJo=; b=jP2ecnclLLShHeVJoquu0ADso0FPRGjQ+wo969eIz+9cfguUbLu6WhsMQJ3DWFWWR7gkcm uuL71t19p8qNluaKAA1YrnvuhvND95JsBl6ea51Qyiw99YQZlfXyqeLhY1ja7cwkryd/IK 9wB8UD1cWeGOpnq4gkGUzWv+oIdyKvw= X-MC-Unique: -fkRSlNnNiSGkSbUsh4ITA-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Paolo Bonzini , David Hildenbrand , Laurent Vivier , Stefan Hajnoczi , Fam Zheng , qemu-block@nongnu.org, "Dr. David Alan Gilbert" , Thomas Huth , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-trivial@nongnu.org, Michael Tokarev , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Peter Xu , Juan Quintela Subject: [PATCH 16/30] migration: Add postcopy_preempt_active() Date: Tue, 15 Nov 2022 13:12:12 +0100 Message-Id: <20221115121226.26609-17-quintela@redhat.com> In-Reply-To: <20221115121226.26609-1-quintela@redhat.com> References: <20221115121226.26609-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1668516303761100003 Content-Type: text/plain; charset="utf-8" From: Peter Xu Add the helper to show that postcopy preempt enabled, meanwhile active. Reviewed-by: Dr. David Alan Gilbert Signed-off-by: Peter Xu Reviewed-by: Juan Quintela Signed-off-by: Juan Quintela --- migration/ram.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/migration/ram.c b/migration/ram.c index 96fa521813..52c851eb56 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -190,6 +190,11 @@ out: return ret; } =20 +static bool postcopy_preempt_active(void) +{ + return migrate_postcopy_preempt() && migration_in_postcopy(); +} + bool ramblock_is_ignored(RAMBlock *block) { return !qemu_ram_is_migratable(block) || @@ -2461,7 +2466,7 @@ static void postcopy_preempt_choose_channel(RAMState = *rs, PageSearchStatus *pss) /* We need to make sure rs->f always points to the default channel elsewhe= re */ static void postcopy_preempt_reset_channel(RAMState *rs) { - if (migrate_postcopy_preempt() && migration_in_postcopy()) { + if (postcopy_preempt_active()) { rs->postcopy_channel =3D RAM_CHANNEL_PRECOPY; rs->f =3D migrate_get_current()->to_dst_file; trace_postcopy_preempt_reset_channel(); @@ -2499,7 +2504,7 @@ static int ram_save_host_page(RAMState *rs, PageSearc= hStatus *pss) return 0; } =20 - if (migrate_postcopy_preempt() && migration_in_postcopy()) { + if (postcopy_preempt_active()) { postcopy_preempt_choose_channel(rs, pss); } =20 --=20 2.38.1