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Szmigiero" , =?utf-8?q?Philippe_Mat?= =?utf-8?q?hieu-Daud=C3=A9?= , Prasad Pandit Subject: [PATCH v6 15/19] migration/multifd: Register nocomp ops dynamically Date: Tue, 27 Aug 2024 14:46:02 -0300 Message-Id: <20240827174606.10352-16-farosas@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240827174606.10352-1-farosas@suse.de> References: <20240827174606.10352-1-farosas@suse.de> MIME-Version: 1.0 X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; TO_DN_SOME(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.de:email,suse.de:mid]; RCVD_TLS_ALL(0.00)[] X-Spam-Score: -2.80 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_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Prior to moving the ram code into multifd-nocomp.c, change the code to register the nocomp ops dynamically so we don't need to have the ops structure defined in multifd.c. While here, move the ops struct initialization to the end of the file to make the next diff cleaner. Reviewed-by: Prasad Pandit Reviewed-by: Peter Xu Signed-off-by: Fabiano Rosas --- migration/multifd.c | 32 +++++++++++++++++++------------- 1 file changed, 19 insertions(+), 13 deletions(-) diff --git a/migration/multifd.c b/migration/multifd.c index 9f40bb2f16..e100836cbe 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -287,22 +287,12 @@ static int multifd_nocomp_recv(MultiFDRecvParams *p, Error **errp) return qio_channel_readv_all(p->c, p->iov, p->normal_num, errp); } -static MultiFDMethods multifd_nocomp_ops = { - .send_setup = multifd_nocomp_send_setup, - .send_cleanup = multifd_nocomp_send_cleanup, - .send_prepare = multifd_nocomp_send_prepare, - .recv_setup = multifd_nocomp_recv_setup, - .recv_cleanup = multifd_nocomp_recv_cleanup, - .recv = multifd_nocomp_recv -}; - -static MultiFDMethods *multifd_ops[MULTIFD_COMPRESSION__MAX] = { - [MULTIFD_COMPRESSION_NONE] = &multifd_nocomp_ops, -}; +static MultiFDMethods *multifd_ops[MULTIFD_COMPRESSION__MAX] = {}; void multifd_register_ops(int method, MultiFDMethods *ops) { - assert(0 < method && method < MULTIFD_COMPRESSION__MAX); + assert(0 <= method && method < MULTIFD_COMPRESSION__MAX); + assert(!multifd_ops[method]); multifd_ops[method] = ops; } @@ -1701,3 +1691,19 @@ bool multifd_send_prepare_common(MultiFDSendParams *p) return true; } + +static MultiFDMethods multifd_nocomp_ops = { + .send_setup = multifd_nocomp_send_setup, + .send_cleanup = multifd_nocomp_send_cleanup, + .send_prepare = multifd_nocomp_send_prepare, + .recv_setup = multifd_nocomp_recv_setup, + .recv_cleanup = multifd_nocomp_recv_cleanup, + .recv = multifd_nocomp_recv +}; + +static void multifd_nocomp_register(void) +{ + multifd_register_ops(MULTIFD_COMPRESSION_NONE, &multifd_nocomp_ops); +} + +migration_init(multifd_nocomp_register);