From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7C3D0C021B8 for ; Tue, 4 Mar 2025 20:46:25 +0000 (UTC) Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.97.1) (envelope-from ) id 1tpZ9g-000000004Gy-00Wa; Tue, 04 Mar 2025 15:46:20 -0500 Received: from nyc.source.kernel.org ([147.75.193.91]) by shelob.surriel.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.97.1) (envelope-from ) id 1tpZ9e-000000004GW-3akP for kernelnewbies@kernelnewbies.org; Tue, 04 Mar 2025 15:46:18 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id EE9CDA446ED; Tue, 4 Mar 2025 20:40:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4C562C4CEE5; Tue, 4 Mar 2025 20:45:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741121158; bh=U/eFb/OESmts7OXb00T0AjKZaAO0FvaODgYQr6+SN4E=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=rzjL0D6vjy1aTbOmTZjO5d2W1L55mdV9KQ9N0D4XD4dgyRx84/ZqlUCAtAmnQ+Naa ahnooz5VrnuBuW/FL/5DclNYdL36UU3AIbccX1bwPP7q4V+jpnYjoN884E0l64ASzC TyL9VAQ2BS5aP0A9n/Hv35RSQfgytvKcm7xwIIUc7e/7sjnJtXZWfXdj283HOJld7M SRq6BMv+iAe2xnNn1GMa5VqmjYoXf+NlB3Je/Q6PajSNHsRWnFNvcx2UDrzAErJPM4 1R6Azbqr2grRgOgJCfWaHpDEx3NoazvG7/4RUFyaSGLK/As0xcEjzPoBtj8oS5rG0N QmwMvpnqQcoOQ== Date: Tue, 4 Mar 2025 14:45:56 -0600 From: Bjorn Helgaas To: Naveen Kumar P Subject: Re: PCI: hotplug_event: PCIe PLDA Device BAR Reset Message-ID: <20250304204556.GA257201@bhelgaas> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Cc: linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, kernelnewbies X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernelnewbies-bounces@kernelnewbies.org T24gVHVlLCBNYXIgMDQsIDIwMjUgYXQgMDE6MzU6MTRQTSArMDUzMCwgTmF2ZWVuIEt1bWFyIFAg d3JvdGU6Cj4gT24gRnJpLCBGZWIgMjgsIDIwMjUgYXQgOTozMeKAr1BNIEJqb3JuIEhlbGdhYXMg PGhlbGdhYXNAa2VybmVsLm9yZz4gd3JvdGU6Cj4gPgo+ID4gT24gV2VkLCBGZWIgMjYsIDIwMjUg YXQgMDY6Mjg6MzNQTSArMDUzMCwgTmF2ZWVuIEt1bWFyIFAgd3JvdGU6Cj4gPiA+IE9uIFdlZCwg RmViIDI2LCAyMDI1IGF0IDI6MDjigK9BTSBCam9ybiBIZWxnYWFzIDxoZWxnYWFzQGtlcm5lbC5v cmc+IHdyb3RlOgo+ID4gPiA+IE9uIFR1ZSwgRmViIDI1LCAyMDI1IGF0IDA2OjQ2OjAyUE0gKzA1 MzAsIE5hdmVlbiBLdW1hciBQIHdyb3RlOgo+ID4gPiA+ID4gT24gVHVlLCBGZWIgMjUsIDIwMjUg YXQgMToyNOKAr0FNIEJqb3JuIEhlbGdhYXMgPGhlbGdhYXNAa2VybmVsLm9yZz4gd3JvdGU6Cj4g PiA+ID4gPiA+IE9uIFR1ZSwgRmViIDI1LCAyMDI1IGF0IDEyOjI5OjAwQU0gKzA1MzAsIE5hdmVl biBLdW1hciBQIHdyb3RlOgo+ID4gPiA+ID4gPiA+IE9uIE1vbiwgRmViIDI0LCAyMDI1IGF0IDEx OjAz4oCvUE0gQmpvcm4gSGVsZ2FhcyA8aGVsZ2Fhc0BrZXJuZWwub3JnPiB3cm90ZToKPiA+ID4g PiA+ID4gPiA+IE9uIE1vbiwgRmViIDI0LCAyMDI1IGF0IDA1OjQ1OjM1UE0gKzA1MzAsIE5hdmVl biBLdW1hciBQIHdyb3RlOgo+ID4gPiA+ID4gPiA+ID4gPiBPbiBXZWQsIEZlYiAxOSwgMjAyNSBh dCAxMDozNuKAr1BNIEJqb3JuIEhlbGdhYXMgPGhlbGdhYXNAa2VybmVsLm9yZz4gd3JvdGU6Cj4g PiA+ID4gPiA+ID4gPiA+ID4gT24gV2VkLCBGZWIgMTksIDIwMjUgYXQgMDU6NTI6NDdQTSArMDUz MCwgTmF2ZWVuIEt1bWFyIFAgd3JvdGU6Cj4gPiA+ID4gPiA+ID4gPiA+ID4gPiBIaSBhbGwsCj4g PiA+ID4gPiA+ID4gPiA+ID4gPgo+ID4gPiA+ID4gPiA+ID4gPiA+ID4gSSBhbSB3cml0aW5nIHRv IHNlZWsgYXNzaXN0YW5jZSB3aXRoIGFuIGlzc3VlIHdlIGFyZQo+ID4gPiA+ID4gPiA+ID4gPiA+ ID4gZXhwZXJpZW5jaW5nIHdpdGggYSBQQ0llIGRldmljZSAoUExEQSBEZXZpY2UgNTU1NSkKPiA+ ID4gPiA+ID4gPiA+ID4gPiA+IGNvbm5lY3RlZCB0aHJvdWdoIFBDSSBFeHByZXNzIFJvb3QgUG9y dCAxIHRvIHRoZQo+ID4gPiA+ID4gPiA+ID4gPiA+ID4gaG9zdCBicmlkZ2UuCj4gPiA+ID4gPiA+ ID4gPiA+ID4gPgo+ID4gPiA+ID4gPiA+ID4gPiA+ID4gV2UgaGF2ZSBvYnNlcnZlZCB0aGF0IGFm dGVyIGJvb3RpbmcgdGhlIHN5c3RlbSwgdGhlCj4gPiA+ID4gPiA+ID4gPiA+ID4gPiBCYXNlIEFk ZHJlc3MgUmVnaXN0ZXIgKEJBUjApIG1lbW9yeSBvZiB0aGlzIGRldmljZQo+ID4gPiA+ID4gPiA+ ID4gPiA+ID4gZ2V0cyByZXNldCB0byAweDAgYWZ0ZXIgYXBwcm94aW1hdGVseSBvbmUgaG91ciBv cgo+ID4gPiA+ID4gPiA+ID4gPiA+ID4gbW9yZSAodGhlIHRpbWluZyBpcyBpbmNvbnNpc3RlbnQp LiBUaGlzIHdhcyB2ZXJpZmllZAo+ID4gPiA+ID4gPiA+ID4gPiA+ID4gdXNpbmcgdGhlIGxzcGNp IG91dHB1dCBhbmQgdGhlIHNldHBjaSAtcyAwMTowMC4wCj4gPiA+ID4gPiA+ID4gPiA+ID4gPiBC QVNFX0FERFJFU1NfMCBjb21tYW5kLgo+ID4gPiA+ID4gPiA+IC4uLgo+ID4KPiA+ID4gSSBoYXZl IGRvd25sb2FkZWQgdGhlIDYuMTMga2VybmVsIHNvdXJjZSBhbmQgYWRkZWQgYWRkaXRpb25hbCBk ZWJ1Zwo+ID4gPiBsb2dzIGluIGhvdHBsdWdfZXZlbnQoKSwgdGhlbiBidWlsdCB0aGUga2VybmVs LiBBZnRlciB0aGF0IHJlYm9vdGVkCj4gPiA+IHdpdGggdGhlIG5ldyBrZXJuZWwgdXNpbmcgdGhl IGZvbGxvd2luZyBwYXJhbWV0ZXJzOgo+ID4gPiBCT09UX0lNQUdFPS92bWxpbnV6LTYuMTMuMCsg cm9vdD0vZGV2L21hcHBlci92ZzAwLXJvb3R2b2wgcm8gcXVpZXQKPiA+ID4gbGliYXRhLmZvcmNl PW5vbmNxIHBjaT1ub21zaSBwY2llX2FzcG09b2ZmIHBjaWVfcG9ydHM9b24gImR5bmRiZz1maWxl Cj4gPiA+IGRyaXZlcnMvcGNpLyogK3A7IGZpbGUgZHJpdmVycy9hY3BpLyogK3AiCj4gPgo+ID4g V2h5ICJwY2k9bm9tc2kiPyAgSSBkb24ndCB0aGluayB0aGF0IHNob3VsZCBtYWtlIGEgZGlmZmVy ZW5jZS4gIEFsc28sCj4gPiBpdCBjb250cmlidXRlcyB0byB0aGUgZmFjdCB0aGF0IExpbnV4IGRv ZXNuJ3QgcmVxdWVzdCBPUyBjb250cm9sIG9mCj4gPiBzZXZlcmFsIGZlYXR1cmVzIHRoYXQgaXQg b3JkaW5hcmlseSBkb2VzLCBzbyB5b3UgZW5kIHVwIGluIGEgc29tZXdoYXQKPiA+IHVudXN1YWwg c3RhdGUgKHdoaWNoICpzaG91bGQqIHN0aWxsIHdvcmssIG9mIGNvdXJzZSk6Cj4gPgo+ID4gICBh Y3BpIFBOUDBBMDg6MDA6IF9PU0M6IE9TIHN1cHBvcnRzIFtFeHRlbmRlZENvbmZpZyBTZWdtZW50 cyBIUFgtVHlwZTNdCj4gPiAgIGFjcGkgUE5QMEEwODowMDogX09TQzogbm90IHJlcXVlc3Rpbmcg T1MgY29udHJvbDsgT1MgcmVxdWlyZXMgW0V4dGVuZGVkQ29uZmlnIEFTUE0gQ2xvY2tQTSBNU0ld Cj4gPgo+ID4gU2FtZSBmb3IgInBjaWVfYXNwbT1vZmYiLgo+Cj4gSSBpbml0aWFsbHkgc3VzcGVj dGVkIHRoYXQgdGhlIFBDSSBCQVIgcmVzZXQgd2FzIGhhcHBlbmluZyBkdWUgdG8gdGhlCj4gZGV2 aWNlIGVudGVyaW5nIGEgbG93LXBvd2VyIHN0YXRlLCBzbyBJIHNldCBwY2llX2FzcG09b2ZmIHRv IHByZXZlbnQKPiBpdC4gCgpBU1BNIG5ldmVyIG1ha2VzIGEgZGV2aWNlIGxvc2UgaXRzIHN0YXRl LiAgSXQncyBjb21wbGV0ZWx5IGludmlzaWJsZQpmcm9tIGEgc29mdHdhcmUgcG9pbnQgb2Ygdmll dy4KCj4gQXMgcGVyIHlvdXIgc3VnZ2VzdGlvbiwgSSBpbnN0cnVtZW50ZWQgdGhlIFBDSSBjb25m aWd1cmF0aW9uCj4gYWNjZXNzb3JzIHRvIGxvZyBhbGwgcmVhZHMgYW5kIHdyaXRlcyB0byBteSBk ZXZpY2UgKDAxOjAwLjApLiBUaGUKPiBjb3JyZXNwb25kaW5nIHBhdGNoCj4gKDAwMDItaW5zdHJ1 bWVudGVkLXRoZS1QQ0ktY29uZmlnLWFjY2Vzc29ycy10by1sb2ctYWxsLXRoZS5wYXRjaCkgaXMK PiBhdHRhY2hlZCB0byB0aGlzIGVtYWlsLiBBZnRlciBhcHBseWluZyB0aGUgcGF0Y2ggYW5kIHJl Ym9vdGluZyB3aXRoCj4gdGhlIHNhbWUgYm9vdCBwYXJhbWV0ZXJzLCB0aGUgaXNzdWUgcmVwcm9k dWNlZCBhZnRlciAxOTM4OTAgc2Vjb25kcy4KPiAKPiBUaGUgY29tcGxldGUgZG1lc2cgbG9nIChk bWVzZ19tYXJjaDNyZF9sb2cudHh0KSBpcyBhbHNvIGF0dGFjaGVkLgo+IENvdWxkIHlvdSBjaGVj ayBpZiB0aGlzIG5ldyBsb2cgcHJvdmlkZXMgYW55IHVzZWZ1bCBjbHVlcz8KCj4gWzE5Mzg5MC40 MDc4MTBdIEFDUEk6IFxfU0JfLlBDSTAuUlAwMTogQUNQSTogQUNQSV9OT1RJRllfQlVTX0NIRUNL IGV2ZW50Cj4gWzE5Mzg5MC40MDc5NzNdIEFDUEk6IFxfU0JfLlBDSTAuUlAwMTogYWNwaXBocF9n bHVlOiBCcmlkZ2UgYWNxdWlyZWQgaW4gaG90cGx1Z19ldmVudCgpCj4gWzE5Mzg5MC40MDgwMTBd IEFDUEk6IFxfU0JfLlBDSTAuUlAwMTogYWNwaXBocF9nbHVlOiBCdXMgY2hlY2sgaW4gaG90cGx1 Z19ldmVudCgpCj4gWzE5Mzg5MC40MDgwMzBdIEFDUEk6IFxfU0JfLlBDSTAuUlAwMTogYWNwaXBo cF9nbHVlOiBDaGVja2luZyBicmlkZ2UgaW4gaG90cGx1Z19ldmVudCgpCj4gWzE5Mzg5MC40MDgw NTJdIFBDSSBSRUFEOiByZXM9MCwgYnVzPTAxIGRldj0wMCBmdW5jPTAgcG9zPTB4MDAgbGVuPTQg ZGF0YT0weDU1NTUxNTU2Cj4gWzE5Mzg5MC40MDgwOTVdIFBDSSBSRUFEOiByZXM9MCwgYnVzPTAx IGRldj0wMCBmdW5jPTAgcG9zPTB4MDAgbGVuPTQgZGF0YT0weDU1NTUxNTU2CgpMb29rcyBwZXJm ZWN0bHkgZmluZS4gIFRoaXMgaXMgcmVhZGluZyB0aGUgVmVuZG9yIGFuZCBEZXZpY2UgSURzLgoK PiBbMTkzODkwLjQwODEyMl0gQUNQSTogXF9TQl8uUENJMC5SUDAxOiBhY3BpcGhwX2dsdWU6IEVu YWJsaW5nIHNsb3QgaW4gYWNwaXBocF9jaGVja19icmlkZ2UoKQo+IFsxOTM4OTAuNDA4MTg0XSBB Q1BJOiBEZXZpY2UgW1BYU1hdIHN0YXR1cyBbMDAwMDAwMGZdCj4gWzE5Mzg5MC40MDgyMzZdIEFD UEk6IERldmljZSBbRDAxNV0gc3RhdHVzIFswMDAwMDAwZl0KPiBbMTkzODkwLjQwODMwNV0gQUNQ STogXF9TQl8uUENJMC5SUDAxOiBhY3BpcGhwX2dsdWU6IFJlbGVhc2luZyBicmlkZ2UgaW4gaG90 cGx1Z19ldmVudCgpCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpLZXJuZWxuZXdiaWVzIG1haWxpbmcgbGlzdApLZXJuZWxuZXdiaWVzQGtlcm5lbG5ld2Jp ZXMub3JnCmh0dHBzOi8vbGlzdHMua2VybmVsbmV3Ymllcy5vcmcvbWFpbG1hbi9saXN0aW5mby9r ZXJuZWxuZXdiaWVzCg==