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[146.241.250.244]) by smtp.gmail.com with ESMTPSA id v11-20020ae9e30b000000b0074fb15e2319sm2685635qkf.122.2023.06.12.00.25.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jun 2023 00:25:15 -0700 (PDT) Message-ID: <38dad5cb196741e56d018cea155982928694b2cc.camel@redhat.com> Subject: Re: [RFC PATCH v8 03/10] dpll: core: Add DPLL framework base functions From: Paolo Abeni To: Jiri Pirko , Arkadiusz Kubalewski Cc: kuba@kernel.org, vadfed@meta.com, jonathan.lemon@gmail.com, corbet@lwn.net, davem@davemloft.net, edumazet@google.com, vadfed@fb.com, jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com, saeedm@nvidia.com, leon@kernel.org, richardcochran@gmail.com, sj@kernel.org, javierm@redhat.com, ricardo.canuelo@collabora.com, mst@redhat.com, tzimmermann@suse.de, michal.michalik@intel.com, gregkh@linuxfoundation.org, jacek.lawrynowicz@linux.intel.com, airlied@redhat.com, ogabbay@kernel.org, arnd@arndb.de, nipun.gupta@amd.com, axboe@kernel.dk, linux@zary.sk, masahiroy@kernel.org, benjamin.tissoires@redhat.com, geert+renesas@glider.be, milena.olech@intel.com, kuniyu@amazon.com, liuhangbin@gmail.com, hkallweit1@gmail.com, andy.ren@getcruise.com, razor@blackwall.org, idosch@nvidia.com, lucien.xin@gmail.com, nicolas.dichtel@6wind.com, phil@nwl.cc, claudiajkang@gmail.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-rdma@vger.kernel.org, linux-arm-kernel@lists.infradead.org, poros@redhat.com, mschmidt@redhat.com, linux-clk@vger.kernel.org, vadim.fedorenko@linux.dev Date: Mon, 12 Jun 2023 09:25:06 +0200 In-Reply-To: References: <20230609121853.3607724-1-arkadiusz.kubalewski@intel.com> <20230609121853.3607724-4-arkadiusz.kubalewski@intel.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.4 (3.46.4-1.fc37) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Sun, 2023-06-11 at 11:36 +0200, Jiri Pirko wrote: > Fri, Jun 09, 2023 at 02:18:46PM CEST, arkadiusz.kubalewski@intel.com wrot= e: > > From: Vadim Fedorenko >=20 > [...] >=20 > > +int dpll_device_register(struct dpll_device *dpll, enum dpll_type type= , > > + const struct dpll_device_ops *ops, void *priv) > > +{ > > + struct dpll_device_registration *reg; > > + bool first_registration =3D false; > > + > > + if (WARN_ON(!ops)) > > + return -EINVAL; > > + if (WARN_ON(type < DPLL_TYPE_PPS || type > DPLL_TYPE_MAX)) > > + return -EINVAL; > > + > > + mutex_lock(&dpll_lock); > > + reg =3D dpll_device_registration_find(dpll, ops, priv); > > + if (reg) { > > + mutex_unlock(&dpll_lock); > > + return -EEXIST; > > + } > > + > > + reg =3D kzalloc(sizeof(*reg), GFP_KERNEL); > > + if (!reg) { > > + mutex_unlock(&dpll_lock); > > + return -EEXIST; > > + } > > + reg->ops =3D ops; > > + reg->priv =3D priv; > > + dpll->type =3D type; > > + first_registration =3D list_empty(&dpll->registration_list); > > + list_add_tail(®->list, &dpll->registration_list); > > + if (!first_registration) { > > + mutex_unlock(&dpll_lock); > > + return 0; > > + } > > + > > + xa_set_mark(&dpll_device_xa, dpll->id, DPLL_REGISTERED); > > + mutex_unlock(&dpll_lock); > > + dpll_device_create_ntf(dpll); >=20 > This function is introduced in the next patch. Breaks bissection. Make > sure you can compile the code after every patch applied. WRT, I think the easiest way to solve the above is adding the function call in the next patch. Cheers, Paolo