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[146.241.112.184]) by smtp.gmail.com with ESMTPSA id bi11-20020a05600c3d8b00b0039c3ecdca66sm12636741wmb.23.2022.06.07.02.55.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jun 2022 02:55:31 -0700 (PDT) Message-ID: Subject: Re: [PATCH] stmmac: intel: Fix an error handling path in intel_eth_pci_probe() From: Paolo Abeni To: Christophe JAILLET , Wong Vee Khee Cc: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Maxime Coquelin , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Date: Tue, 07 Jun 2022 11:55:30 +0200 In-Reply-To: <75b293bd-ec8d-8c90-ffe5-afa49d6a218d@wanadoo.fr> References: <1ac9b6787b0db83b0095711882c55c77c8ea8da0.1654462241.git.christophe.jaillet@wanadoo.fr> <20220606062650.GA31937@linux.intel.com> <75b293bd-ec8d-8c90-ffe5-afa49d6a218d@wanadoo.fr> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.4 (3.42.4-2.fc35) MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2022-06-06 at 22:42 +0200, Christophe JAILLET wrote: > Le 06/06/2022 à 08:26, Wong Vee Khee a écrit : > > On Sun, Jun 05, 2022 at 10:50:48PM +0200, Christophe JAILLET wrote: > > > When the managed API is used, there is no need to explicitly call > > > pci_free_irq_vectors(). > > > > > > This looks to be a left-over from the commit in the Fixes tag. Only the > > > .remove() function had been updated. > > > > > > So remove this unused function call and update goto label accordingly. > > > > > > Fixes: 8accc467758e ("stmmac: intel: use managed PCI function on probe and resume") > > > Signed-off-by: Christophe JAILLET > > > --- > > > drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c | 4 +--- > > > 1 file changed, 1 insertion(+), 3 deletions(-) > > > > > > > LGTM > > > > Reviewed-by: Wong Vee Khee > > > > > > Hi, > > I've looked at it again. > > I still think that the patch is good, but pcim_release() has changed in > 5.18 since commit 3f35d2cf9fbc ("PCI/MSI: Decouple MSI[-X] disable from > pcim_release()") > > I guess that all the mechanic is in place so that everything is > registered when needed, but I've not been able to figure it out in the > case of dwmac-intel.c. > > So, double check :). AFACIS: stmmac_config_{single,multi}_msi -> pci_alloc_irq_vectors -> pci_alloc_irq_vectors_affinity -> __pci_enable_msix_range -> pcim_setup_msi_release So LGTM, thanks! 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[146.241.112.184]) by smtp.gmail.com with ESMTPSA id bi11-20020a05600c3d8b00b0039c3ecdca66sm12636741wmb.23.2022.06.07.02.55.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jun 2022 02:55:31 -0700 (PDT) Message-ID: Subject: Re: [PATCH] stmmac: intel: Fix an error handling path in intel_eth_pci_probe() From: Paolo Abeni To: Christophe JAILLET , Wong Vee Khee Cc: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Maxime Coquelin , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Date: Tue, 07 Jun 2022 11:55:30 +0200 In-Reply-To: <75b293bd-ec8d-8c90-ffe5-afa49d6a218d@wanadoo.fr> References: <1ac9b6787b0db83b0095711882c55c77c8ea8da0.1654462241.git.christophe.jaillet@wanadoo.fr> <20220606062650.GA31937@linux.intel.com> <75b293bd-ec8d-8c90-ffe5-afa49d6a218d@wanadoo.fr> User-Agent: Evolution 3.42.4 (3.42.4-2.fc35) MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pabeni@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220607_025539_975272_732B0769 X-CRM114-Status: GOOD ( 23.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gTW9uLCAyMDIyLTA2LTA2IGF0IDIyOjQyICswMjAwLCBDaHJpc3RvcGhlIEpBSUxMRVQgd3Jv dGU6Cj4gTGUgMDYvMDYvMjAyMiDDoCAwODoyNiwgV29uZyBWZWUgS2hlZSBhIMOpY3JpdMKgOgo+ ID4gT24gU3VuLCBKdW4gMDUsIDIwMjIgYXQgMTA6NTA6NDhQTSArMDIwMCwgQ2hyaXN0b3BoZSBK QUlMTEVUIHdyb3RlOgo+ID4gPiBXaGVuIHRoZSBtYW5hZ2VkIEFQSSBpcyB1c2VkLCB0aGVyZSBp cyBubyBuZWVkIHRvIGV4cGxpY2l0bHkgY2FsbAo+ID4gPiBwY2lfZnJlZV9pcnFfdmVjdG9ycygp Lgo+ID4gPiAKPiA+ID4gVGhpcyBsb29rcyB0byBiZSBhIGxlZnQtb3ZlciBmcm9tIHRoZSBjb21t aXQgaW4gdGhlIEZpeGVzIHRhZy4gT25seSB0aGUKPiA+ID4gLnJlbW92ZSgpIGZ1bmN0aW9uIGhh ZCBiZWVuIHVwZGF0ZWQuCj4gPiA+IAo+ID4gPiBTbyByZW1vdmUgdGhpcyB1bnVzZWQgZnVuY3Rp b24gY2FsbCBhbmQgdXBkYXRlIGdvdG8gbGFiZWwgYWNjb3JkaW5nbHkuCj4gPiA+IAo+ID4gPiBG aXhlczogOGFjY2M0Njc3NThlICgic3RtbWFjOiBpbnRlbDogdXNlIG1hbmFnZWQgUENJIGZ1bmN0 aW9uIG9uIHByb2JlIGFuZCByZXN1bWUiKQo+ID4gPiBTaWduZWQtb2ZmLWJ5OiBDaHJpc3RvcGhl IEpBSUxMRVQgPGNocmlzdG9waGUuamFpbGxldEB3YW5hZG9vLmZyPgo+ID4gPiAtLS0KPiA+ID4g ICBkcml2ZXJzL25ldC9ldGhlcm5ldC9zdG1pY3JvL3N0bW1hYy9kd21hYy1pbnRlbC5jIHwgNCAr LS0tCj4gPiA+ICAgMSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAzIGRlbGV0aW9ucygt KQo+ID4gPiAKPiA+IAo+ID4gTEdUTQo+ID4gCj4gPiBSZXZpZXdlZC1ieTogV29uZyBWZWUgS2hl ZSA8dmVlLmtoZWUud29uZ0BsaW51eC5pbnRlbC5jb20+Cj4gPiAKPiA+IAo+IAo+IEhpLAo+IAo+ IEkndmUgbG9va2VkIGF0IGl0IGFnYWluLgo+IAo+IEkgc3RpbGwgdGhpbmsgdGhhdCB0aGUgcGF0 Y2ggaXMgZ29vZCwgYnV0IHBjaW1fcmVsZWFzZSgpIGhhcyBjaGFuZ2VkIGluIAo+IDUuMTggc2lu Y2UgY29tbWl0IDNmMzVkMmNmOWZiYyAoIlBDSS9NU0k6IERlY291cGxlIE1TSVstWF0gZGlzYWJs ZSBmcm9tIAo+IHBjaW1fcmVsZWFzZSgpIikKPiAKPiBJIGd1ZXNzIHRoYXQgYWxsIHRoZSBtZWNo YW5pYyBpcyBpbiBwbGFjZSBzbyB0aGF0IGV2ZXJ5dGhpbmcgaXMgCj4gcmVnaXN0ZXJlZCB3aGVu IG5lZWRlZCwgYnV0IEkndmUgbm90IGJlZW4gYWJsZSB0byBmaWd1cmUgaXQgb3V0IGluIHRoZSAK PiBjYXNlIG9mIGR3bWFjLWludGVsLmMuCj4gCj4gU28sIGRvdWJsZSBjaGVjayA6KS4KCkFGQUNJ UzoKCnN0bW1hY19jb25maWdfe3NpbmdsZSxtdWx0aX1fbXNpIC0+IHBjaV9hbGxvY19pcnFfdmVj dG9ycyAtPgpwY2lfYWxsb2NfaXJxX3ZlY3RvcnNfYWZmaW5pdHkgLT4gX19wY2lfZW5hYmxlX21z aXhfcmFuZ2UgLT4KcGNpbV9zZXR1cF9tc2lfcmVsZWFzZQoKU28gTEdUTSwgdGhhbmtzIQoKUGFv bG8KCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51 eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVh ZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1h cm0ta2VybmVsCg==