From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Jianchao Wang <jianchao.w.wang@oracle.com>,
Christoph Hellwig <hch@infradead.org>,
Jens Axboe <axboe@kernel.dk>,
fsdevel <linux-fsdevel@vger.kernel.org>,
linux-block <linux-block@vger.kernel.org>,
SCSI <linux-scsi@vger.kernel.org>,
Joao Pinto <jpinto@synopsys.com>,
Subhash Jadavani <subhashj@codeaurora.org>,
Sayali Lokhande <sayalil@codeaurora.org>,
Can Guo <cang@codeaurora.org>,
Asutosh Das <asutoshd@codeaurora.org>,
Vijay Viswanath <vviswana@codeaurora.org>,
Venkat Gopalakrishnan <venkatg@codeaurora.org>,
Ritesh Harjani <riteshh@codeaurora.org>,
Vivek Gautam <vivek.gautam@codeaurora.org>,
Jeffrey Hugo <jhugo@codeaurora.org>,
Maya Erez <merez@codeaurora.org>,
Evan Green <evgreen@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>,
Douglas Anderson <dianders@chromium.org>,
Stephen Boyd <swboyd@chromium.org>,
Tomas Winkler <tomas.winkler@intel.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Alim Akhtar <alim.akhtar@samsung.com>,
Avri Altman <avri.altman@wdc.com>,
Bart Van Assche <bart.vanassche@wdc.com>,
Martin Petersen <martin.petersen@oracle.com>,
Bjorn Andersson <bjorn.andersson@linaro.org>
Subject: Re: dd hangs when reading large partitions
Date: Tue, 22 Jan 2019 17:22:46 +0100 [thread overview]
Message-ID: <20190122162246.GA22548@kroah.com> (raw)
In-Reply-To: <fdfe4600-9bf5-0b6e-cd45-4ca836a477fe@free.fr>
On Tue, Jan 22, 2019 at 05:17:56PM +0100, Marc Gonzalez wrote:
> + Greg
>
> On 22/01/2019 11:59, Marc Gonzalez wrote:
>
> > FULL SESSION LOG: https://pastebin.ubuntu.com/p/YSm82GxhNW/
>
> I finally got the hung_task detector to fire:
> https://pastebin.ubuntu.com/p/XDDJjf7PTb/
>
> Had a chat with GKH, who said that drivers/scsi/ufs is known to be not 100% functional,
> and requires some cherry-picking from downstream to handle all corner cases.
Note, we know it needs that for your controller, maybe not for others.
So you can't make that kind of generalization :(
thanks,
greg k-h
next prev parent reply other threads:[~2019-01-22 16:22 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-18 12:10 dd hangs when reading large partitions Marc Gonzalez
2019-01-18 13:39 ` Ming Lei
2019-01-18 14:54 ` Marc Gonzalez
2019-01-18 15:18 ` jianchao.wang
2019-01-18 17:38 ` Marc Gonzalez
2019-01-18 17:48 ` Jens Axboe
2019-01-18 17:51 ` Bart Van Assche
2019-01-18 19:00 ` Jens Axboe
2019-01-19 9:56 ` Christoph Hellwig
2019-01-19 14:37 ` Jens Axboe
2019-01-19 16:09 ` Bart Van Assche
2019-01-21 8:33 ` Christoph Hellwig
2019-01-19 19:47 ` Marc Gonzalez
2019-01-19 20:45 ` Marc Gonzalez
2019-01-21 8:33 ` Christoph Hellwig
2019-01-21 15:22 ` Marc Gonzalez
2019-01-22 3:12 ` jianchao.wang
2019-01-22 10:59 ` Marc Gonzalez
2019-01-22 12:49 ` Marc Gonzalez
2019-01-22 16:17 ` Marc Gonzalez
2019-01-22 16:22 ` Greg Kroah-Hartman [this message]
2019-01-22 19:07 ` Evan Green
2019-01-23 3:10 ` jianchao.wang
2019-02-06 16:16 ` Marc Gonzalez
2019-02-06 17:05 ` Marc Gonzalez
2019-02-07 10:44 ` Marc Gonzalez
2019-02-07 16:56 ` Marc Gonzalez
2019-02-08 15:33 ` Marc Gonzalez
2019-02-08 15:49 ` Bart Van Assche
2019-02-09 11:57 ` Marc Gonzalez
2019-02-11 16:36 ` Marc Gonzalez
2019-02-11 17:27 ` Marc Gonzalez
2019-02-12 15:26 ` [SOLVED] " Marc Gonzalez
2019-01-18 19:27 ` Douglas Gilbert
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