From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f44.google.com (mail-lf1-f44.google.com [209.85.167.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07AB47C for ; Mon, 4 Apr 2022 16:38:59 +0000 (UTC) Received: by mail-lf1-f44.google.com with SMTP id e16so18314605lfc.13 for ; Mon, 04 Apr 2022 09:38:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to; bh=f48IzbdBz845MsLZuGRp0JSze2mRq5AWOQgZcmuy9m8=; b=oqABKViXVOmRRp3lNfNO/U0mipIFONFrxC+FmzokdpIugTQFWYCd9A0gdMvNuwvbGv I0SR5USGwRM01uG6iascMUnnpC637ZzqUIIJ81pudOKgF8VhY55akFTBmhO38aGkQRgc fyC1cnVSHkmHv+xfbTCYUm9U2vNtsebL/KAfcC6gBzFUtHrETL60Szk9AFgXFRQkGJrT 77GEKMY7s94yNanf8wzo6KcmrgLqNLwCfjzU8zWP67WX9QU7feQwtEY99nGNhg8/ojvv JDh7VLuxGpoWTiE6+p17c49ktcOBdHsI6nSZV2143QKkG7mWE3DXy8JU6X6iwXE7MNAY QarQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to; bh=f48IzbdBz845MsLZuGRp0JSze2mRq5AWOQgZcmuy9m8=; b=jtXpndp9l6g3zd7zkPotITJfWhfoz74ypgsxwspLmTX/oDuMphC7PDPttuDCkbdsCU gtyOcKYeFcMWymDsk/glkwIyxLQzBTFSM1GNiA14iwcDa9lCxfxLuSJ7PS3swRitB5Ha teQ4eKaRIeH7nWPr8kam88EdY6wlXmRQUUawDajyc8gfcTKbgy2Qog9EzaYYtLpu4oHA Xn1xKpNRclkSLAoWCj8dspX6N1/uBbeoPvy3faEjquUsEW7cVvH6PTBhRADN0wBpbn1l PPFQxfti/3//dG3sGbouz4A6z/Z22m4Hx8X4IGfgBhO8EdPJ5OqhaQnkv0ZSTxoZpcHr Vg9g== X-Gm-Message-State: AOAM532/T2scN1zuxMyCZ72bvXkoo8VSUHqC1g06Cs31GT2W58vpz0ZU +a6lhX7LO8V8KHYi4CBbHLw= X-Google-Smtp-Source: ABdhPJyhDsVJM31ary8b+4NPbVlKXCSWqF8poo6kekmka4GL7V0gVe226UZh9QzWOMxMj0dm4s5Ueg== X-Received: by 2002:a05:6512:4006:b0:44a:7434:9829 with SMTP id br6-20020a056512400600b0044a74349829mr187616lfb.661.1649090338007; Mon, 04 Apr 2022 09:38:58 -0700 (PDT) Received: from [192.168.1.11] ([46.235.67.247]) by smtp.gmail.com with ESMTPSA id h14-20020a2e900e000000b0024b14fa6038sm513048ljg.12.2022.04.04.09.38.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Apr 2022 09:38:57 -0700 (PDT) Message-ID: <3c8b6454-6b52-fe62-8db1-c76bdbeb2df0@gmail.com> Date: Mon, 4 Apr 2022 19:38:55 +0300 Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: staging: r8188eu: how to handle nested mutex under spinlock Content-Language: en-US To: David Laight , Michael Straube , "Fabio M. De Francesco" Cc: Greg KH , Larry Finger , Phillip Potter , "open list:STAGING SUBSYSTEM" , Linux Kernel Mailing List References: <356c24cf-625b-eea2-2c04-ce132d881cac@gmail.com> <4412825.cEBGB3zze1@leap> <26ac4c2d-91cf-656d-2b7e-21a95e500e70@gmail.com> <2029549.KlZ2vcFHjT@leap> <7d3d23c3-1839-3e6a-27bf-85bad384e5e4@gmail.com> <942c0fbd-f8b2-4cae-dd21-79bc55c54902@gmail.com> <26a91705-f721-03d1-f4c8-7f00ce0e65a8@gmail.com> <4ef1e90716e64fd78ebbc222bbb7e597@AcuMS.aculab.com> From: Pavel Skripkin In-Reply-To: <4ef1e90716e64fd78ebbc222bbb7e597@AcuMS.aculab.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------TSUrFrVmzrfCzbLpC7evl2Y1" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------TSUrFrVmzrfCzbLpC7evl2Y1 Content-Type: multipart/mixed; boundary="------------ne0JqlCpjJz5NLvN4rBcfCm9"; protected-headers="v1" From: Pavel Skripkin To: David Laight , Michael Straube , "Fabio M. De Francesco" Cc: Greg KH , Larry Finger , Phillip Potter , "open list:STAGING SUBSYSTEM" , Linux Kernel Mailing List Message-ID: <3c8b6454-6b52-fe62-8db1-c76bdbeb2df0@gmail.com> Subject: Re: staging: r8188eu: how to handle nested mutex under spinlock References: <356c24cf-625b-eea2-2c04-ce132d881cac@gmail.com> <4412825.cEBGB3zze1@leap> <26ac4c2d-91cf-656d-2b7e-21a95e500e70@gmail.com> <2029549.KlZ2vcFHjT@leap> <7d3d23c3-1839-3e6a-27bf-85bad384e5e4@gmail.com> <942c0fbd-f8b2-4cae-dd21-79bc55c54902@gmail.com> <26a91705-f721-03d1-f4c8-7f00ce0e65a8@gmail.com> <4ef1e90716e64fd78ebbc222bbb7e597@AcuMS.aculab.com> In-Reply-To: <4ef1e90716e64fd78ebbc222bbb7e597@AcuMS.aculab.com> --------------ne0JqlCpjJz5NLvN4rBcfCm9 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 SGkgRGF2aWQsDQoNCk9uIDQvNC8yMiAxMTo1MCwgRGF2aWQgTGFpZ2h0IHdyb3RlOg0KPj4g DQo+PiA+IAkJd2hpbGUgKHB3cnByaXYtPmJJblN1c3BlbmQgJiYNCj4+IA0KPj4gSSd2ZSBs b29rZWQgaW50byB3aGF0IGdjYzExIHByb2R1Y2VkIGZyb20gdGhpcyBmdW5jdGlvbiBhbmQg bG9va3MgbGlrZQ0KPj4gbXkgY29tcGlsZXIgaXMgc21hcnQgZW5vdWdoIHRvIG5vdCBjYWNo ZSB0aGF0IHZhbHVlLCBidXQgSSBhbSBhZnJhaWQgbm90DQo+PiBhbGwgY29tcGlsZXJzIGFy ZSB0aGF0IHNtYXJ0Lg0KPiANCj4gVGhlIGNvbXBpbGVyIGNhbid0IGNhY2hlIHRoZSB2YWx1 ZSBiZWNhdXNlIG9mIHRoZSBmdW5jdGlvbiBjYWxsLg0KPiANCg0KSG0sIEkgYW0gYSBuZXdi aWUgaW4gY29tcGlsZXJzLCBzbyBjYW4geW91LCBwbGVhc2UsIGV4cGxhaW4gKG9yIGdpdmUg YSANCmxpbmsgdG8gYW55IHJlc291cmNlIHdoZXJlIEkgY2FuIHJlYWQgYWJvdXQgaXQpIGhv dyBmdW5jdGlvbiBjYWxsIGhlcmUgDQpwcmV2ZW50IGNhY2hpbmcuDQoNCklJVUMgY29tcGls ZXIgZ2VuZXJhdGVzIGNvZGUgdGhhdCB3b3JrcyB3ZWxsIGluIHNjb3BlIG9mIHNpbmdsZS10 aHJlYWRlZCANCmFwcGxpY2F0aW9uLCBzbyB3aHkgY2FuJ3QgY29tcGlsZXIgY2FjaGUgdGhh dCB2YWx1ZSBpbnN0ZWFkIG9mIGFjY2Vzc2luZyANCm1lbW9yeSBvbiBlYWNoIGl0ZXJhdGlv bi4uLiBJc24ndCByZWdpc3RlciBhY2Nlc3MgYSB3YXkgZmFzdGVyIHRoYW4gZXZlbiANCmNh Y2hlIGhpdD8NCg0KDQpUaGFua3MhDQoNCldpdGggcmVnYXJkcywNClBhdmVsIFNrcmlwa2lu DQo= --------------ne0JqlCpjJz5NLvN4rBcfCm9-- --------------TSUrFrVmzrfCzbLpC7evl2Y1 Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsF5BAABCAAjFiEER3XL3TplLQE8Qi40bk1w61LbBA0FAmJLHx8FAwAAAAAACgkQbk1w61LbBA0g mA//UbJy8VwtDJXIQ4H8+xxbbX334f8JocZMMupYuJBcLWs/C87gboedB9e5q9c/vQtMOfzxGXPO sF3HDC5S1Xc2aeufi3ibVTvbsKFnGNacbbbpr5Ltwssdgjq+F3pdWWmSEg8XdwCxn6lSQK0FNlUx YTXVzl3ojvYY768hSq3c2u2M3y7b4p0/TDmk1oBicZRKeMk5cSbb2foPG70f4464g++gCpTBTywU qj0cgtlSAX1kb7A8jiYcZQGQ7wiExEyak+pU47pb5ueA35ttKfqMG6xmLVSc89zw9qwd5xQ6v4qX WVnpYxab3s0PeVFr1vf+UQeTBi0vGU4GiBR5x0KAAunJAclcOdpevcd4gRfrzhz5QV9DEMLZM8hm OlNzJsWt4EQS/cnogC/PZY0MZaYew8WAy4R3H4Tiw9/5oGtWdcHQyMXcNHwk1v0SoP1++iYWyyMI QKFQLzQ3xN2/LeoGMsxsHJEmAUzbqTjAdP+uHuaVmUGaxtLpo+HAjAy8fNEXVWiMwXzX88jLxHSY Cm2YJXlis8wf20hPVgEMELesviVAXviSo+S3KckruZlgRQ0p7MNqmQwqKcJy7g9H9rwKLn7Rbebh Jg+MfIoWiaWcniNOXJ9+KS16ce035FWBhovFTmG19QXr1QKA5+1u0Ci9gxmH4G0Hz6TtroLv7DXV 7Uk= =OSBD -----END PGP SIGNATURE----- --------------TSUrFrVmzrfCzbLpC7evl2Y1--