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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1C5DCC2D0BF for ; Thu, 5 Dec 2019 14:56:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EDA7D21835 for ; Thu, 5 Dec 2019 14:56:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729730AbfLEO42 convert rfc822-to-8bit (ORCPT ); Thu, 5 Dec 2019 09:56:28 -0500 Received: from mail-yb1-f193.google.com ([209.85.219.193]:38688 "EHLO mail-yb1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729109AbfLEO41 (ORCPT ); Thu, 5 Dec 2019 09:56:27 -0500 Received: by mail-yb1-f193.google.com with SMTP id l129so1559679ybf.5; Thu, 05 Dec 2019 06:56:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=cTlMueSMchAhnB5c9dF6u/KNgq8yI63KJZxYO4ZHEn8=; b=IytFm10AKV5KzmU+vFm+KIsFqj8iJPHI46ZQxbFP4VjpdHtxUGqcaV0VOU9yhtD0tl 6ykFu3PvhcIFv9WaeY5KPlwwzR2G+ozdXbi+fSvm20mDD77y0F5j/zSHac+dAGBxrs60 +pG0OVG0CC0mdtQoHbI1u9ZmQWemt1JECMfLW3kzx5HwTFvgqXJ5jst5FGKl/w9MzsWD SPNBTHsOZkneNyGvbhCC8Y+YYlofbVvoS+M+kRx5pNUuaU7v/JboUmJ8RATWTT8gV9RG mJRw/HHx+dqo0r+uuofLGxvx+wSxBA+shBI9Vyc2uGpumP2s17JK8DzGdOEIuYCL/grD SxKQ== X-Gm-Message-State: APjAAAWiyzPta/EYk8/Zdb84ImffLvqb0ir8Jd6mNs7RHgziipncjF0N tpL+tESlZSTHzLQ7J5sXxoxnlia2rRPP7dBsknQ= X-Google-Smtp-Source: APXvYqxJjhm3o1BQB3vkrGqzzaet9PSqTm3ZsGDjonVncS72IrzgX4OvU09qJdtZVweIfksp+ZDsbdXcT9x1M/F7SNQ= X-Received: by 2002:a25:5555:: with SMTP id j82mr6920179ybb.376.1575557786280; Thu, 05 Dec 2019 06:56:26 -0800 (PST) MIME-Version: 1.0 References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190621095252.32307-17-vincenzo.frascino@arm.com> <20191204135159.GA7210@roeck-us.net> <6cdf4734-4065-09c1-8623-1bf523b38c1b@arm.com> <20191204161641.GA28130@roeck-us.net> In-Reply-To: From: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= Date: Thu, 5 Dec 2019 15:56:15 +0100 Message-ID: Subject: Re: [PATCH v7 16/25] arm: Add support for generic vDSO (causing crash) To: Arnd Bergmann Cc: Vincenzo Frascino , Guenter Roeck , linux-arch , Linux ARM , open list , "open list:BROADCOM NVRAM DRIVER" , "open list:KERNEL SELFTEST FRAMEWORK" , Catalin Marinas , Will Deacon , Russell King , Ralf Baechle , Paul Burton , Daniel Lezcano , Thomas Gleixner , Mark Salyzyn , Peter Collingbourne , Shuah Khan , Dmitry Safonov <0x7f454c46@gmail.com>, Rasmus Villemoes , Huw Davies , Shijith Thotton , Andre Przywara Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Dec 5, 2019 at 12:02 PM Arnd Bergmann wrote: > On Thu, Dec 5, 2019 at 11:00 AM Vincenzo Frascino > wrote: > > > > Hi Philippe, > > > > On 05/12/2019 09:42, Philippe Mathieu-Daudé wrote: > > > There are only 2 "Investigated-by" vs 7k+ "Suggested-by"... Is there a > > > real difference? > > > > Not sure about that. My take is that Suggested-by is used when someone suggests > > you how to possibly implement a feature and you go and do that. Investigated-by > > is when there is a fix to make and someone comes to you with the exact solution > > like in this case Arnd did. > > It's not a standard tag, but I suggested it because it does explain > better what I did. > > You could also just explain in clear text that I did the analysis and then add > the more normal Suggested-by tag, I don't care either way. No problem, I was just wondering the subtle difference between both tags. I don't mind which one you use, as long as this issue get fixed :) Thanks for the patch BTW! Regards, Phil. > Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= Subject: Re: [PATCH v7 16/25] arm: Add support for generic vDSO (causing crash) Date: Thu, 5 Dec 2019 15:56:15 +0100 Message-ID: References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190621095252.32307-17-vincenzo.frascino@arm.com> <20191204135159.GA7210@roeck-us.net> <6cdf4734-4065-09c1-8623-1bf523b38c1b@arm.com> <20191204161641.GA28130@roeck-us.net> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Arnd Bergmann Cc: Vincenzo Frascino , Guenter Roeck , linux-arch , Linux ARM , open list , "open list:BROADCOM NVRAM DRIVER" , "open list:KERNEL SELFTEST FRAMEWORK" , Catalin Marinas , Will Deacon , Russell King , Ralf Baechle , Paul Burton , Daniel Lezcano , Thomas Gleixner , Mark Salyzyn , Peter Collingbourne , Shuah Khan , Dmitry Safonov <0x7f454> List-Id: linux-arch.vger.kernel.org On Thu, Dec 5, 2019 at 12:02 PM Arnd Bergmann wrote: > On Thu, Dec 5, 2019 at 11:00 AM Vincenzo Frascino > wrote: > > > > Hi Philippe, > > > > On 05/12/2019 09:42, Philippe Mathieu-Daudé wrote: > > > There are only 2 "Investigated-by" vs 7k+ "Suggested-by"... Is there a > > > real difference? > > > > Not sure about that. My take is that Suggested-by is used when someone suggests > > you how to possibly implement a feature and you go and do that. Investigated-by > > is when there is a fix to make and someone comes to you with the exact solution > > like in this case Arnd did. > > It's not a standard tag, but I suggested it because it does explain > better what I did. > > You could also just explain in clear text that I did the analysis and then add > the more normal Suggested-by tag, I don't care either way. No problem, I was just wondering the subtle difference between both tags. I don't mind which one you use, as long as this issue get fixed :) Thanks for the patch BTW! Regards, Phil. > Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb1-f193.google.com ([209.85.219.193]:38688 "EHLO mail-yb1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729109AbfLEO41 (ORCPT ); Thu, 5 Dec 2019 09:56:27 -0500 MIME-Version: 1.0 References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190621095252.32307-17-vincenzo.frascino@arm.com> <20191204135159.GA7210@roeck-us.net> <6cdf4734-4065-09c1-8623-1bf523b38c1b@arm.com> <20191204161641.GA28130@roeck-us.net> In-Reply-To: From: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= Date: Thu, 5 Dec 2019 15:56:15 +0100 Message-ID: Subject: Re: [PATCH v7 16/25] arm: Add support for generic vDSO (causing crash) Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: linux-arch-owner@vger.kernel.org List-ID: To: Arnd Bergmann Cc: Vincenzo Frascino , Guenter Roeck , linux-arch , Linux ARM , open list , "open list:BROADCOM NVRAM DRIVER" , "open list:KERNEL SELFTEST FRAMEWORK" , Catalin Marinas , Will Deacon , Russell King , Ralf Baechle , Paul Burton , Daniel Lezcano , Thomas Gleixner , Mark Salyzyn , Peter Collingbourne , Shuah Khan , Dmitry Safonov <0x7f454c46@gmail.com>, Rasmus Villemoes , Huw Davies , Shijith Thotton , Andre Przywara Message-ID: <20191205145615.iq4qGmIM5wwiW4D13NfVrB-LVnDgV99MoHSkj0aujOI@z> On Thu, Dec 5, 2019 at 12:02 PM Arnd Bergmann wrote: > On Thu, Dec 5, 2019 at 11:00 AM Vincenzo Frascino > wrote: > > > > Hi Philippe, > > > > On 05/12/2019 09:42, Philippe Mathieu-Daudé wrote: > > > There are only 2 "Investigated-by" vs 7k+ "Suggested-by"... Is there a > > > real difference? > > > > Not sure about that. My take is that Suggested-by is used when someone suggests > > you how to possibly implement a feature and you go and do that. Investigated-by > > is when there is a fix to make and someone comes to you with the exact solution > > like in this case Arnd did. > > It's not a standard tag, but I suggested it because it does explain > better what I did. > > You could also just explain in clear text that I did the analysis and then add > the more normal Suggested-by tag, I don't care either way. No problem, I was just wondering the subtle difference between both tags. I don't mind which one you use, as long as this issue get fixed :) Thanks for the patch BTW! Regards, Phil. > Arnd 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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69F9EC43603 for ; Thu, 5 Dec 2019 14:56:31 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 35F6021835 for ; Thu, 5 Dec 2019 14:56:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="k0bCQw1u" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 35F6021835 Authentication-Results: mail.kernel.org; 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Thu, 05 Dec 2019 06:56:26 -0800 (PST) MIME-Version: 1.0 References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190621095252.32307-17-vincenzo.frascino@arm.com> <20191204135159.GA7210@roeck-us.net> <6cdf4734-4065-09c1-8623-1bf523b38c1b@arm.com> <20191204161641.GA28130@roeck-us.net> In-Reply-To: From: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= Date: Thu, 5 Dec 2019 15:56:15 +0100 Message-ID: Subject: Re: [PATCH v7 16/25] arm: Add support for generic vDSO (causing crash) To: Arnd Bergmann X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191205_065627_395138_7C5A3BF7 X-CRM114-Status: GOOD ( 15.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rasmus Villemoes , Catalin Marinas , Dmitry Safonov <0x7f454c46@gmail.com>, open list , "open list:KERNEL SELFTEST FRAMEWORK" , Vincenzo Frascino , Shuah Khan , linux-arch , Daniel Lezcano , Russell King , Will Deacon , Guenter Roeck , Andre Przywara , Thomas Gleixner , Peter Collingbourne , Linux ARM , Huw Davies , "open list:BROADCOM NVRAM DRIVER" , Ralf Baechle , Mark Salyzyn , Paul Burton , Shijith Thotton Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVGh1LCBEZWMgNSwgMjAxOSBhdCAxMjowMiBQTSBBcm5kIEJlcmdtYW5uIDxhcm5kQGFybmRi LmRlPiB3cm90ZToKPiBPbiBUaHUsIERlYyA1LCAyMDE5IGF0IDExOjAwIEFNIFZpbmNlbnpvIEZy YXNjaW5vCj4gPHZpbmNlbnpvLmZyYXNjaW5vQGFybS5jb20+IHdyb3RlOgo+ID4KPiA+IEhpIFBo aWxpcHBlLAo+ID4KPiA+IE9uIDA1LzEyLzIwMTkgMDk6NDIsIFBoaWxpcHBlIE1hdGhpZXUtRGF1 ZMOpIHdyb3RlOgo+ID4gPiBUaGVyZSBhcmUgb25seSAyICJJbnZlc3RpZ2F0ZWQtYnkiIHZzIDdr KyAiU3VnZ2VzdGVkLWJ5Ii4uLiBJcyB0aGVyZSBhCj4gPiA+IHJlYWwgZGlmZmVyZW5jZT8KPiA+ Cj4gPiBOb3Qgc3VyZSBhYm91dCB0aGF0LiBNeSB0YWtlIGlzIHRoYXQgU3VnZ2VzdGVkLWJ5IGlz IHVzZWQgd2hlbiBzb21lb25lIHN1Z2dlc3RzCj4gPiB5b3UgaG93IHRvIHBvc3NpYmx5IGltcGxl bWVudCBhIGZlYXR1cmUgYW5kIHlvdSBnbyBhbmQgZG8gdGhhdC4gSW52ZXN0aWdhdGVkLWJ5Cj4g PiBpcyB3aGVuIHRoZXJlIGlzIGEgZml4IHRvIG1ha2UgYW5kIHNvbWVvbmUgY29tZXMgdG8geW91 IHdpdGggdGhlIGV4YWN0IHNvbHV0aW9uCj4gPiBsaWtlIGluIHRoaXMgY2FzZSBBcm5kIGRpZC4K Pgo+IEl0J3Mgbm90IGEgc3RhbmRhcmQgdGFnLCBidXQgSSBzdWdnZXN0ZWQgaXQgYmVjYXVzZSBp dCBkb2VzIGV4cGxhaW4KPiBiZXR0ZXIgd2hhdCBJIGRpZC4KPgo+IFlvdSBjb3VsZCBhbHNvIGp1 c3QgZXhwbGFpbiBpbiBjbGVhciB0ZXh0IHRoYXQgSSBkaWQgdGhlIGFuYWx5c2lzIGFuZCB0aGVu IGFkZAo+IHRoZSBtb3JlIG5vcm1hbCBTdWdnZXN0ZWQtYnkgdGFnLCBJIGRvbid0IGNhcmUgZWl0 aGVyIHdheS4KCk5vIHByb2JsZW0sIEkgd2FzIGp1c3Qgd29uZGVyaW5nIHRoZSBzdWJ0bGUgZGlm ZmVyZW5jZSBiZXR3ZWVuIGJvdGggdGFncy4KSSBkb24ndCBtaW5kIHdoaWNoIG9uZSB5b3UgdXNl LCBhcyBsb25nIGFzIHRoaXMgaXNzdWUgZ2V0IGZpeGVkIDopClRoYW5rcyBmb3IgdGhlIHBhdGNo IEJUVyEKClJlZ2FyZHMsCgpQaGlsLgoKPiAgICAgICBBcm5kCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlz dApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJh ZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==