From: Jens Axboe <jens.axboe@oracle.com>
Date: Thu, 20 May 2010 08:43:18 +0000 (+0200)
Subject: pipe: add support for shrinking and growing pipes
X-Git-Tag: v2.6.35-rc1~442^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=35f3d14dbbc58447c61e38a162ea10add6b31dc7;p=pandora-kernel.git

pipe: add support for shrinking and growing pipes

This patch adds F_GETPIPE_SZ and F_SETPIPE_SZ fcntl() actions for
growing and shrinking the size of a pipe and adjusts pipe.c and splice.c
(and relay and network splice) usage to work with these larger (or smaller)
pipes.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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