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a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1722515724; 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: in-reply-to:in-reply-to:references:references; bh=nlbdlyS3wD1Vr1zi5TCYT5nsVT27+ZPER/70Lu/RqYE=; b=grqDKXBlbERGyf4oWybYPPcYJJTHz2pfVE+/zR69O83F3YAMg7Sss4/tBs++Oq58vbfDYs T/uF5RLX6eue2TDg== From: Fabiano Rosas To: qemu-devel@nongnu.org Cc: Peter Xu , "Maciej S . Szmigiero" Subject: [PATCH v3 03/14] migration/multifd: Remove pages->allocated Date: Thu, 1 Aug 2024 09:35:05 -0300 Message-Id: <20240801123516.4498-4-farosas@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240801123516.4498-1-farosas@suse.de> References: <20240801123516.4498-1-farosas@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-4.81 / 50.00]; BAYES_HAM(-3.00)[100.00%]; DWL_DNSWL_MED(-2.00)[suse.de:dkim]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email,suse.de:dkim]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; RCPT_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Action: no action X-Spam-Score: -4.81 X-Rspamd-Queue-Id: CECD81FB53 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=195.135.223.131; envelope-from=farosas@suse.de; helo=smtp-out2.suse.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=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 @suse.de) X-ZM-MESSAGEID: 1722515789545116600 Content-Type: text/plain; charset="utf-8" This value never changes and is always the same as page_count. We don't need a copy of it per-channel plus one in the extra slot. Remove it. Signed-off-by: Fabiano Rosas Reviewed-by: Peter Xu --- migration/multifd.c | 6 ++---- migration/multifd.h | 2 -- 2 files changed, 2 insertions(+), 6 deletions(-) diff --git a/migration/multifd.c b/migration/multifd.c index 33f91c9561..b4ca135b47 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -396,7 +396,6 @@ static MultiFDPages_t *multifd_pages_init(uint32_t n) { MultiFDPages_t *pages =3D g_new0(MultiFDPages_t, 1); =20 - pages->allocated =3D n; pages->offset =3D g_new0(ram_addr_t, n); =20 return pages; @@ -405,7 +404,6 @@ static MultiFDPages_t *multifd_pages_init(uint32_t n) static void multifd_pages_clear(MultiFDPages_t *pages) { multifd_pages_reset(pages); - pages->allocated =3D 0; g_free(pages->offset); pages->offset =3D NULL; g_free(pages); @@ -420,7 +418,7 @@ void multifd_send_fill_packet(MultiFDSendParams *p) int i; =20 packet->flags =3D cpu_to_be32(p->flags); - packet->pages_alloc =3D cpu_to_be32(pages->allocated); + packet->pages_alloc =3D cpu_to_be32(multifd_ram_page_count()); packet->normal_pages =3D cpu_to_be32(pages->normal_num); packet->zero_pages =3D cpu_to_be32(zero_num); packet->next_packet_size =3D cpu_to_be32(p->next_packet_size); @@ -651,7 +649,7 @@ static inline bool multifd_queue_empty(MultiFDPages_t *= pages) =20 static inline bool multifd_queue_full(MultiFDPages_t *pages) { - return pages->num =3D=3D pages->allocated; + return pages->num =3D=3D multifd_ram_page_count(); } =20 static inline void multifd_enqueue(MultiFDPages_t *pages, ram_addr_t offse= t) diff --git a/migration/multifd.h b/migration/multifd.h index a2bba23af9..660a9882c2 100644 --- a/migration/multifd.h +++ b/migration/multifd.h @@ -76,8 +76,6 @@ typedef struct { uint32_t num; /* number of normal pages */ uint32_t normal_num; - /* number of allocated pages */ - uint32_t allocated; /* offset of each page */ ram_addr_t *offset; RAMBlock *block; --=20 2.35.3