From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Douglas Gilbert <dgilbert@interlog.com>
Cc: linux-scsi@vger.kernel.org,
James.Bottomley@HansenPartnership.com,
martin.petersen@oracle.com, bart.vanassche@sandisk.com,
hch@infradead.org
Subject: Re: [PATCH v2] scsi_debug: fix sleep in invalid context
Date: Mon, 06 Jun 2016 23:17:49 -0400 [thread overview]
Message-ID: <yq14m95offm.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <1464729307-22182-1-git-send-email-dgilbert@interlog.com> (Douglas Gilbert's message of "Tue, 31 May 2016 17:15:07 -0400")
>>>>> "Doug" == Douglas Gilbert <dgilbert@interlog.com> writes:
Doug> In this post:
Doug> http://www.spinics.net/lists/linux-scsi/msg97124.html the author
Doug> shows some kernel infrastructure complaining about a sleep in an
Doug> invalid context. Remove offending call to vmalloc(). Instead of
Doug> using kzalloc() which reviewers didn't like, use a bucket system
Doug> (64 bytes on the stack) and potentially multiple calls to
Doug> sg_pcopy_from_buffer() to construct the 'data-in' buffer for the
Doug> SCSI REPORT LUNS command.
It would be great to get this reviewed...
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2016-06-07 3:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-31 21:15 [PATCH v2] scsi_debug: fix sleep in invalid context Douglas Gilbert
2016-06-07 3:17 ` Martin K. Petersen [this message]
2016-06-07 11:55 ` Christoph Hellwig
2016-06-08 6:57 ` Douglas Gilbert
2016-06-09 5:18 ` Douglas Gilbert
2016-06-09 9:14 ` Christoph Hellwig
2016-06-09 16:25 ` Bart Van Assche
2016-06-15 1:54 ` Martin K. Petersen
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