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Thu, 7 Feb 2019 23:47:20 +0900 (KST) Received: from epsmgms2p1new.samsung.com (unknown [182.195.42.142]) by epcas1p3.samsung.com (KnoxPortal) with ESMTP id 20190207144719epcas1p386c5b383683c34874e6dbb1c5660fd9d~BHEdVq17x1574315743epcas1p3S; Thu, 7 Feb 2019 14:47:19 +0000 (GMT) X-AuditID: b6c32a38-bf7ff700000010c0-dc-5c5c44f8a33d Received: from epmmp2 ( [203.254.227.17]) by epsmgms2p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 56.C7.04015.7F44C5C5; Thu, 7 Feb 2019 23:47:19 +0900 (KST) Received: from [106.116.147.40] by mmp2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PMK00CST92RO690@mmp2.samsung.com>; Thu, 07 Feb 2019 23:47:19 +0900 (KST) Subject: Re: [PATCH] ASoC: samsung: Prevent clk_get_rate() calls in atomic context To: Mark Brown Cc: lgirdwood@gmail.com, krzk@kernel.org, sbkim73@samsung.com, m.szyprowski@samsung.com, b.zolnierkie@samsung.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org From: Sylwester Nawrocki Message-id: <21b8ccd7-e379-b4aa-3257-c9644ce3664c@samsung.com> Date: Thu, 07 Feb 2019 15:47:14 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-version: 1.0 In-reply-to: <20190207143214.GC6190@sirena.org.uk> Content-type: text/plain; charset="windows-1252" Content-language: en-GB Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpmleLIzCtJLcpLzFFi42LZdlhTX/eHS0yMwdJuHYsrFw8xWWycsZ7V YurDJ2wW589vYLf4dqWDyeLyrjlsFjPO72OyWHvkLrvFxRVfmBw4PTZ8bmLz2DnrLrvHplWd bB59W1YxenzeJBfAGsVlk5Kak1mWWqRvl8CV8fora8FFtopFvWwNjLtYuxg5OSQETCRmzTsF ZHNxCAnsYJRYc/cfC0hCSOA7o8T8fiOYoq5FPWwQRRsYJU7vuc8C4dxnlLh18C8zSJWwQIjE vN+dTCC2iICyxNXve8GKmAWuMkp8/DEPrIhNwFCi92gfI4jNK2AnseHLHrAGFgFViQUT1rKB 2KICERKHe99B1QhK/Jh8D+wkTgEjiXlnHoHVMAsYSMyYcpgJwhaXOHb/JiOELS+xec1bZpDF EgK32STWTvrFCPGDi8S1c2uAHuUAsqUlLh21hQhXS+za3g1V38Eo0XJhOzNEwlri8PGLrBBD +STefe2B6uWV6GgTgijxkNj84iA0uLYzSpy/WTiBUWYWkrNnITl1FpJTZyE5dQEjyypGsdSC 4tz01GLDAhO94sTc4tK8dL3k/NxNjOCkoWWxg3HPOZ9DjAIcjEo8vBe0Y2KEWBPLiitzDzFK cDArifBK2AOFeFMSK6tSi/Lji0pzUosPMUpzsCiJ8653cI4REkhPLEnNTk0tSC2CyTJxcEo1 MPKYndUsLdt3dM18YbNgk8WWk6OYbi46GPe84lzW5a1fDDJfXTV+XeGtpKN4fO2SSXZX2u/l fAlKDmE583kPzz3rydObp8/b9W7uE1fbQ01bXmZc8TbY+1Vn/c6V2y6oRAeo2d/5t1eje7Wn a7CX4GQDDuUWx30neA3WNmqd+sHOOf/OvwuJf6cosRRnJBpqMRcVJwIADEBmsxYDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrCLMWRmVeSWpSXmKPExsVy+t9jQd3vLjExBucniltcuXiIyWLjjPWs FlMfPmGzOH9+A7vFtysdTBaXd81hs5hxfh+Txdojd9ktLq74wuTA6bHhcxObx85Zd9k9Nq3q ZPPo27KK0ePzJrkA1igum5TUnMyy1CJ9uwSujNdfWQsuslUs6mVrYNzF2sXIySEhYCLRtaiH rYuRi0NIYB2jxPaVa1ggnIeMElOX/2EEqRIWCJGY97uTCcQWEVCWuPp9L1gRs8BVRomrLdug 2ncySqyZuQqsik3AUKL3aB9YN6+AncSGL3vA4iwCqhILJqxlA7FFBSIkPj7dxwRRIyjxY/I9 FhCbU8BIYt6ZR0A1HEAb9CTuX9QCCTMLiEscu3+TEcKWl9i85i3zBEaBWUi6ZyF0zELSMQtJ xwJGllWMkqkFxbnpucVGBYZ5qeV6xYm5xaV56XrJ+bmbGIFxse2wVt8OxvtL4g8xCnAwKvHw XtCOiRFiTSwrrsw9xCjBwawkwithDxTiTUmsrEotyo8vKs1JLT7EKM3BoiTOezvvWKSQQHpi SWp2ampBahFMlomDU6qB0aBNf+m3L+9COs5cst3XOFPu9wKBCJHFV8+Grg5L/razrej2Hs30 NkeDb3uN3rbJ2zYEcNjqzXw0PZSvVf4z26VbcR3uur3sN+t7c1QUrNtvcW4qPJr9pbWDbZFq rARzlrFoqvPHGrlpb+pfi/OWKPUkqSzmzYr1tjnvOf/dUcbzhltTOhiVWIozEg21mIuKEwHB bUKnhwIAAA== X-CMS-MailID: 20190207144719epcas1p386c5b383683c34874e6dbb1c5660fd9d CMS-TYPE: 101P X-CMS-RootMailID: 20190207142052epcas1p22f1dc03c371674434ff40150cf376b6a References: <20190207142041.19394-1-s.nawrocki@samsung.com> <20190207143214.GC6190@sirena.org.uk> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/7/19 15:32, Mark Brown wrote: > On Thu, Feb 07, 2019 at 03:20:41PM +0100, Sylwester Nawrocki wrote: > >> [ 82.109780] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:908 >> [ 82.117009] in_atomic(): 1, irqs_disabled(): 128, pid: 1554, name: speaker-test >> [ 82.124235] 3 locks held by speaker-test/1554: >> [ 82.128653] #0: cc8c5328 (snd_pcm_link_rwlock){...-}, at: snd_pcm_stream_lock_irq+0x20/0x38 > Please think hard before including complete backtraces in upstream > reports, they are very large and contain almost no useful information > relative to their size so often obscure the relevant content in your > message. If part of the backtrace is usefully illustrative then it's > usually better to pull out the relevant sections. OK, let me trim the backtrace some more and resend.