[v6,14/19] migration/multifd: Standardize on multifd ops names

Message ID	20240827174606.10352-15-farosas@suse.de (mailing list archive)
State	New, archived
Headers	show Return-Path: <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> From: Fabiano Rosas <farosas@suse.de> To: qemu-devel@nongnu.org Cc: Peter Xu <peterx@redhat.com>, "Maciej S . Szmigiero" <mail@maciej.szmigiero.name>, =?utf-8?q?Philippe_Mat?= =?utf-8?q?hieu-Daud=C3=A9?= <philmd@linaro.org> Subject: [PATCH v6 14/19] migration/multifd: Standardize on multifd ops names Date: Tue, 27 Aug 2024 14:46:01 -0300 Message-Id: <20240827174606.10352-15-farosas@suse.de> In-Reply-To: <20240827174606.10352-1-farosas@suse.de> References: <20240827174606.10352-1-farosas@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=195.135.223.130; envelope-from=farosas@suse.de; helo=smtp-out1.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 Precedence: list Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org
Series	migration/multifd: Remove multifd_send_state->pages \| expand [v6,00/19] migration/multifd: Remove multifd_send_state->pages [v6,01/19] migration/multifd: Reduce access to p->pages [v6,02/19] migration/multifd: Inline page_size and page_count [v6,03/19] migration/multifd: Remove pages->allocated [v6,04/19] migration/multifd: Pass in MultiFDPages_t to file_write_ramblock_iov [v6,05/19] migration/multifd: Introduce MultiFDSendData [v6,06/19] migration/multifd: Make MultiFDPages_t:offset a flexible array member [v6,07/19] migration/multifd: Replace p->pages with an union pointer [v6,08/19] migration/multifd: Move pages accounting into multifd_send_zero_page_detect() [v6,09/19] migration/multifd: Remove total pages tracing [v6,10/19] migration/multifd: Isolate ram pages packet data [v6,11/19] migration/multifd: Don't send ram data during SYNC [v6,12/19] migration/multifd: Replace multifd_send_state->pages with client data [v6,13/19] migration/multifd: Allow multifd sync without flush [v6,14/19] migration/multifd: Standardize on multifd ops names [v6,15/19] migration/multifd: Register nocomp ops dynamically [v6,16/19] migration/multifd: Move nocomp code into multifd-nocomp.c [v6,17/19] migration/multifd: Make MultiFDMethods const [v6,18/19] migration/multifd: Stop changing the packet on recv side [v6,19/19] migration/multifd: Add documentation for multifd methods

diff --git a/migration/multifd-qpl.c b/migration/multifd-qpl.c index 21153f1987..75041a4c4d 100644 --- a/migration/multifd-qpl.c +++ b/migration/multifd-qpl.c @@ -220,16 +220,6 @@ static void multifd_qpl_deinit(QplData *qpl) } } -/** - * multifd_qpl_send_setup: set up send side - * - * Set up the channel with QPL compression. - * - * Returns 0 on success or -1 on error - * - * @p: Params for the channel being used - * @errp: pointer to an error - */ static int multifd_qpl_send_setup(MultiFDSendParams *p, Error **errp) { QplData *qpl; @@ -251,14 +241,6 @@ static int multifd_qpl_send_setup(MultiFDSendParams *p, Error **errp) return 0; } -/** - * multifd_qpl_send_cleanup: clean up send side - * - * Close the channel and free memory. - * - * @p: Params for the channel being used - * @errp: pointer to an error - */ static void multifd_qpl_send_cleanup(MultiFDSendParams *p, Error **errp) { multifd_qpl_deinit(p->compress_data); @@ -487,17 +469,6 @@ static void multifd_qpl_compress_pages(MultiFDSendParams *p) } } -/** - * multifd_qpl_send_prepare: prepare data to be able to send - * - * Create a compressed buffer with all the pages that we are going to - * send. - * - * Returns 0 on success or -1 on error - * - * @p: Params for the channel being used - * @errp: pointer to an error - */ static int multifd_qpl_send_prepare(MultiFDSendParams *p, Error **errp) { QplData *qpl = p->compress_data; @@ -523,16 +494,6 @@ out: return 0; } -/** - * multifd_qpl_recv_setup: set up receive side - * - * Create the compressed channel and buffer. - * - * Returns 0 on success or -1 on error - * - * @p: Params for the channel being used - * @errp: pointer to an error - */ static int multifd_qpl_recv_setup(MultiFDRecvParams *p, Error **errp) { QplData *qpl; @@ -547,13 +508,6 @@ static int multifd_qpl_recv_setup(MultiFDRecvParams *p, Error **errp) return 0; } -/** - * multifd_qpl_recv_cleanup: set up receive side - * - * Close the channel and free memory. - * - * @p: Params for the channel being used - */ static void multifd_qpl_recv_cleanup(MultiFDRecvParams *p) { multifd_qpl_deinit(p->compress_data); @@ -694,17 +648,6 @@ static int multifd_qpl_decompress_pages(MultiFDRecvParams *p, Error **errp) } return 0; } -/** - * multifd_qpl_recv: read the data from the channel into actual pages - * - * Read the compressed buffer, and uncompress it into the actual - * pages. - * - * Returns 0 on success or -1 on error - * - * @p: Params for the channel being used - * @errp: pointer to an error - */ static int multifd_qpl_recv(MultiFDRecvParams *p, Error **errp) { QplData *qpl = p->compress_data; diff --git a/migration/multifd-uadk.c b/migration/multifd-uadk.c index 9d99807af5..db2549f59b 100644 --- a/migration/multifd-uadk.c +++ b/migration/multifd-uadk.c @@ -103,14 +103,6 @@ static void multifd_uadk_uninit_sess(struct wd_data *wd) g_free(wd); } -/** - * multifd_uadk_send_setup: setup send side - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ static int multifd_uadk_send_setup(MultiFDSendParams *p, Error **errp) { struct wd_data *wd; @@ -134,14 +126,6 @@ static int multifd_uadk_send_setup(MultiFDSendParams *p, Error **errp) return 0; } -/** - * multifd_uadk_send_cleanup: cleanup send side - * - * Close the channel and return memory. - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ static void multifd_uadk_send_cleanup(MultiFDSendParams *p, Error **errp) { struct wd_data *wd = p->compress_data; @@ -159,17 +143,6 @@ static inline void prepare_next_iov(MultiFDSendParams *p, void *base, p->iovs_num++; } -/** - * multifd_uadk_send_prepare: prepare data to be able to send - * - * Create a compressed buffer with all the pages that we are going to - * send. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ static int multifd_uadk_send_prepare(MultiFDSendParams *p, Error **errp) { struct wd_data *uadk_data = p->compress_data; @@ -229,16 +202,6 @@ out: return 0; } -/** - * multifd_uadk_recv_setup: setup receive side - * - * Create the compressed channel and buffer. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ static int multifd_uadk_recv_setup(MultiFDRecvParams *p, Error **errp) { struct wd_data *wd; @@ -253,13 +216,6 @@ static int multifd_uadk_recv_setup(MultiFDRecvParams *p, Error **errp) return 0; } -/** - * multifd_uadk_recv_cleanup: cleanup receive side - * - * Close the channel and return memory. - * - * @p: Params for the channel that we are using - */ static void multifd_uadk_recv_cleanup(MultiFDRecvParams *p) { struct wd_data *wd = p->compress_data; @@ -268,17 +224,6 @@ static void multifd_uadk_recv_cleanup(MultiFDRecvParams *p) p->compress_data = NULL; } -/** - * multifd_uadk_recv: read the data from the channel into actual pages - * - * Read the compressed buffer, and uncompress it into the actual - * pages. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ static int multifd_uadk_recv(MultiFDRecvParams *p, Error **errp) { struct wd_data *uadk_data = p->compress_data; diff --git a/migration/multifd-zlib.c b/migration/multifd-zlib.c index 66517c1067..6787538762 100644 --- a/migration/multifd-zlib.c +++ b/migration/multifd-zlib.c @@ -34,17 +34,7 @@ struct zlib_data { /* Multifd zlib compression */ -/** - * zlib_send_setup: setup send side - * - * Setup each channel with zlib compression. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zlib_send_setup(MultiFDSendParams *p, Error **errp) +static int multifd_zlib_send_setup(MultiFDSendParams *p, Error **errp) { struct zlib_data *z = g_new0(struct zlib_data, 1); z_stream *zs = &z->zs; @@ -86,15 +76,7 @@ err_free_z: return -1; } -/** - * zlib_send_cleanup: cleanup send side - * - * Close the channel and return memory. - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static void zlib_send_cleanup(MultiFDSendParams *p, Error **errp) +static void multifd_zlib_send_cleanup(MultiFDSendParams *p, Error **errp) { struct zlib_data *z = p->compress_data; @@ -110,18 +92,7 @@ static void zlib_send_cleanup(MultiFDSendParams *p, Error **errp) p->iov = NULL; } -/** - * zlib_send_prepare: prepare date to be able to send - * - * Create a compressed buffer with all the pages that we are going to - * send. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zlib_send_prepare(MultiFDSendParams *p, Error **errp) +static int multifd_zlib_send_prepare(MultiFDSendParams *p, Error **errp) { MultiFDPages_t *pages = &p->data->u.ram; struct zlib_data *z = p->compress_data; @@ -189,17 +160,7 @@ out: return 0; } -/** - * zlib_recv_setup: setup receive side - * - * Create the compressed channel and buffer. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zlib_recv_setup(MultiFDRecvParams *p, Error **errp) +static int multifd_zlib_recv_setup(MultiFDRecvParams *p, Error **errp) { struct zlib_data *z = g_new0(struct zlib_data, 1); z_stream *zs = &z->zs; @@ -225,14 +186,7 @@ static int zlib_recv_setup(MultiFDRecvParams *p, Error **errp) return 0; } -/** - * zlib_recv_cleanup: setup receive side - * - * For no compression this function does nothing. - * - * @p: Params for the channel that we are using - */ -static void zlib_recv_cleanup(MultiFDRecvParams *p) +static void multifd_zlib_recv_cleanup(MultiFDRecvParams *p) { struct zlib_data *z = p->compress_data; @@ -243,18 +197,7 @@ static void zlib_recv_cleanup(MultiFDRecvParams *p) p->compress_data = NULL; } -/** - * zlib_recv: read the data from the channel into actual pages - * - * Read the compressed buffer, and uncompress it into the actual - * pages. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zlib_recv(MultiFDRecvParams *p, Error **errp) +static int multifd_zlib_recv(MultiFDRecvParams *p, Error **errp) { struct zlib_data *z = p->compress_data; z_stream *zs = &z->zs; @@ -335,12 +278,12 @@ static int zlib_recv(MultiFDRecvParams *p, Error **errp) } static MultiFDMethods multifd_zlib_ops = { - .send_setup = zlib_send_setup, - .send_cleanup = zlib_send_cleanup, - .send_prepare = zlib_send_prepare, - .recv_setup = zlib_recv_setup, - .recv_cleanup = zlib_recv_cleanup, - .recv = zlib_recv + .send_setup = multifd_zlib_send_setup, + .send_cleanup = multifd_zlib_send_cleanup, + .send_prepare = multifd_zlib_send_prepare, + .recv_setup = multifd_zlib_recv_setup, + .recv_cleanup = multifd_zlib_recv_cleanup, + .recv = multifd_zlib_recv }; static void multifd_zlib_register(void) diff --git a/migration/multifd-zstd.c b/migration/multifd-zstd.c index 04ac711cf4..1576b1e2ad 100644 --- a/migration/multifd-zstd.c +++ b/migration/multifd-zstd.c @@ -37,17 +37,7 @@ struct zstd_data { /* Multifd zstd compression */ -/** - * zstd_send_setup: setup send side - * - * Setup each channel with zstd compression. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zstd_send_setup(MultiFDSendParams *p, Error **errp) +static int multifd_zstd_send_setup(MultiFDSendParams *p, Error **errp) { struct zstd_data *z = g_new0(struct zstd_data, 1); int res; @@ -83,15 +73,7 @@ static int zstd_send_setup(MultiFDSendParams *p, Error **errp) return 0; } -/** - * zstd_send_cleanup: cleanup send side - * - * Close the channel and return memory. - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static void zstd_send_cleanup(MultiFDSendParams *p, Error **errp) +static void multifd_zstd_send_cleanup(MultiFDSendParams *p, Error **errp) { struct zstd_data *z = p->compress_data; @@ -106,18 +88,7 @@ static void zstd_send_cleanup(MultiFDSendParams *p, Error **errp) p->iov = NULL; } -/** - * zstd_send_prepare: prepare date to be able to send - * - * Create a compressed buffer with all the pages that we are going to - * send. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zstd_send_prepare(MultiFDSendParams *p, Error **errp) +static int multifd_zstd_send_prepare(MultiFDSendParams *p, Error **errp) { MultiFDPages_t *pages = &p->data->u.ram; struct zstd_data *z = p->compress_data; @@ -176,17 +147,7 @@ out: return 0; } -/** - * zstd_recv_setup: setup receive side - * - * Create the compressed channel and buffer. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zstd_recv_setup(MultiFDRecvParams *p, Error **errp) +static int multifd_zstd_recv_setup(MultiFDRecvParams *p, Error **errp) { struct zstd_data *z = g_new0(struct zstd_data, 1); int ret; @@ -220,14 +181,7 @@ static int zstd_recv_setup(MultiFDRecvParams *p, Error **errp) return 0; } -/** - * zstd_recv_cleanup: setup receive side - * - * For no compression this function does nothing. - * - * @p: Params for the channel that we are using - */ -static void zstd_recv_cleanup(MultiFDRecvParams *p) +static void multifd_zstd_recv_cleanup(MultiFDRecvParams *p) { struct zstd_data *z = p->compress_data; @@ -239,18 +193,7 @@ static void zstd_recv_cleanup(MultiFDRecvParams *p) p->compress_data = NULL; } -/** - * zstd_recv: read the data from the channel into actual pages - * - * Read the compressed buffer, and uncompress it into the actual - * pages. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int zstd_recv(MultiFDRecvParams *p, Error **errp) +static int multifd_zstd_recv(MultiFDRecvParams *p, Error **errp) { uint32_t in_size = p->next_packet_size; uint32_t out_size = 0; @@ -323,12 +266,12 @@ static int zstd_recv(MultiFDRecvParams *p, Error **errp) } static MultiFDMethods multifd_zstd_ops = { - .send_setup = zstd_send_setup, - .send_cleanup = zstd_send_cleanup, - .send_prepare = zstd_send_prepare, - .recv_setup = zstd_recv_setup, - .recv_cleanup = zstd_recv_cleanup, - .recv = zstd_recv + .send_setup = multifd_zstd_send_setup, + .send_cleanup = multifd_zstd_send_cleanup, + .send_prepare = multifd_zstd_send_prepare, + .recv_setup = multifd_zstd_recv_setup, + .recv_cleanup = multifd_zstd_recv_cleanup, + .recv = multifd_zstd_recv }; static void multifd_zstd_register(void) diff --git a/migration/multifd.c b/migration/multifd.c index ce08257706..9f40bb2f16 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -167,15 +167,7 @@ static void multifd_set_file_bitmap(MultiFDSendParams *p) } } -/* Multifd without compression */ - -/** - * nocomp_send_setup: setup send side - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int nocomp_send_setup(MultiFDSendParams *p, Error **errp) +static int multifd_nocomp_send_setup(MultiFDSendParams *p, Error **errp) { uint32_t page_count = multifd_ram_page_count(); @@ -193,15 +185,7 @@ static int nocomp_send_setup(MultiFDSendParams *p, Error **errp) return 0; } -/** - * nocomp_send_cleanup: cleanup send side - * - * For no compression this function does nothing. - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static void nocomp_send_cleanup(MultiFDSendParams *p, Error **errp) +static void multifd_nocomp_send_cleanup(MultiFDSendParams *p, Error **errp) { g_free(p->iov); p->iov = NULL; @@ -222,18 +206,7 @@ static void multifd_send_prepare_iovs(MultiFDSendParams *p) p->next_packet_size = pages->normal_num * page_size; } -/** - * nocomp_send_prepare: prepare date to be able to send - * - * For no compression we just have to calculate the size of the - * packet. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int nocomp_send_prepare(MultiFDSendParams *p, Error **errp) +static int multifd_nocomp_send_prepare(MultiFDSendParams *p, Error **errp) { bool use_zero_copy_send = migrate_zero_copy_send(); int ret; @@ -272,46 +245,19 @@ static int nocomp_send_prepare(MultiFDSendParams *p, Error **errp) return 0; } -/** - * nocomp_recv_setup: setup receive side - * - * For no compression this function does nothing. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int nocomp_recv_setup(MultiFDRecvParams *p, Error **errp) +static int multifd_nocomp_recv_setup(MultiFDRecvParams *p, Error **errp) { p->iov = g_new0(struct iovec, multifd_ram_page_count()); return 0; } -/** - * nocomp_recv_cleanup: setup receive side - * - * For no compression this function does nothing. - * - * @p: Params for the channel that we are using - */ -static void nocomp_recv_cleanup(MultiFDRecvParams *p) +static void multifd_nocomp_recv_cleanup(MultiFDRecvParams *p) { g_free(p->iov); p->iov = NULL; } -/** - * nocomp_recv: read the data from the channel - * - * For no compression we just need to read things into the correct place. - * - * Returns 0 for success or -1 for error - * - * @p: Params for the channel that we are using - * @errp: pointer to an error - */ -static int nocomp_recv(MultiFDRecvParams *p, Error **errp) +static int multifd_nocomp_recv(MultiFDRecvParams *p, Error **errp) { uint32_t flags; @@ -342,12 +288,12 @@ static int nocomp_recv(MultiFDRecvParams *p, Error **errp) } static MultiFDMethods multifd_nocomp_ops = { - .send_setup = nocomp_send_setup, - .send_cleanup = nocomp_send_cleanup, - .send_prepare = nocomp_send_prepare, - .recv_setup = nocomp_recv_setup, - .recv_cleanup = nocomp_recv_cleanup, - .recv = nocomp_recv + .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] = {

[v6,14/19] migration/multifd: Standardize on multifd ops names

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