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bh=FEnX5LSTQ17/Hg9gfdq1/pjzHw7sZILu+IYLdvjzMO8=; b=f29JgvwpYsncjmze3UUCsTZGSg3pok5o0sCxw1Vvfw7AVHCPNAMkdIjfBMfarqGWpGWrOv CjdCeeNoY2HeWmy5EsKs5sJ4u1KWA05M798J7L6AZiYOSebA2n3EykefRSo9njFZmNwKxp u6OnQjCV/ZVddcEDQ175dXcU1eLMlHw= X-MC-Unique: pFVWDaoYMzKMdD7Nsc8Z7g-1 From: Markus Armbruster To: qemu-devel@nongnu.org Cc: quintela@redhat.com, peterx@redhat.com, leobras@redhat.com, farosas@suse.de, lizhijian@fujitsu.com, eblake@redhat.com Subject: [PATCH v2 14/53] migration/rdma: Make qemu_rdma_buffer_mergeable() return bool Date: Thu, 28 Sep 2023 15:19:40 +0200 Message-ID: <20230928132019.2544702-15-armbru@redhat.com> In-Reply-To: <20230928132019.2544702-1-armbru@redhat.com> References: <20230928132019.2544702-1-armbru@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 12 X-Spam_score: 1.2 X-Spam_bar: + X-Spam_report: (1.2 / 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, T_SPF_TEMPERROR=0.01 autolearn=no 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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1695907485652100003 Content-Type: text/plain; charset="utf-8" qemu_rdma_buffer_mergeable() is semantically a predicate. It returns int 0 or 1. Return bool instead, and fix the function name's spelling. Signed-off-by: Markus Armbruster Reviewed-by: Fabiano Rosas Reviewed-by: Li Zhijian Reviewed-by: Juan Quintela --- migration/rdma.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/migration/rdma.c b/migration/rdma.c index 7bea4d3947..73dd34d8f3 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -2244,7 +2244,7 @@ static int qemu_rdma_write_flush(QEMUFile *f, RDMACon= text *rdma) return 0; } =20 -static inline int qemu_rdma_buffer_mergable(RDMAContext *rdma, +static inline bool qemu_rdma_buffer_mergeable(RDMAContext *rdma, uint64_t offset, uint64_t len) { RDMALocalBlock *block; @@ -2252,11 +2252,11 @@ static inline int qemu_rdma_buffer_mergable(RDMACon= text *rdma, uint8_t *chunk_end; =20 if (rdma->current_index < 0) { - return 0; + return false; } =20 if (rdma->current_chunk < 0) { - return 0; + return false; } =20 block =3D &(rdma->local_ram_blocks.block[rdma->current_index]); @@ -2264,29 +2264,29 @@ static inline int qemu_rdma_buffer_mergable(RDMACon= text *rdma, chunk_end =3D ram_chunk_end(block, rdma->current_chunk); =20 if (rdma->current_length =3D=3D 0) { - return 0; + return false; } =20 /* * Only merge into chunk sequentially. */ if (offset !=3D (rdma->current_addr + rdma->current_length)) { - return 0; + return false; } =20 if (offset < block->offset) { - return 0; + return false; } =20 if ((offset + len) > (block->offset + block->length)) { - return 0; + return false; } =20 if ((host_addr + len) > chunk_end) { - return 0; + return false; } =20 - return 1; + return true; } =20 /* @@ -2309,7 +2309,7 @@ static int qemu_rdma_write(QEMUFile *f, RDMAContext *= rdma, int ret; =20 /* If we cannot merge it, we flush the current buffer first. */ - if (!qemu_rdma_buffer_mergable(rdma, current_addr, len)) { + if (!qemu_rdma_buffer_mergeable(rdma, current_addr, len)) { ret =3D qemu_rdma_write_flush(f, rdma); if (ret) { return ret; --=20 2.41.0