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Re: kern/38889

The following reply was made to PR kern/38889; it has been noted by GNATS.

From: (YAMAMOTO Takashi)
Subject: Re: kern/38889
Date: Thu, 24 May 2012 03:00:02 +0000 (UTC)

 > I wonder if we can completely disallow mmap'ing block devices?  I suspect
 > it has never worked nor needed by anyone - otherwise why such a serious
 > problem has been open for a long time!
 i don't know.  but it might be useful for applications which want to
 do mmap+send for zero copy.  eg. an iscsi target
 please keep in Cc: so that it's filed in gnats.

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