tree 3e03cd540b7dcdac82195c4e76862c0ce6daaaf0
parent 3d42b3612891baecf709d93f28655a6882a65d41
author Jens Axboe <jens.axboe@oracle.com> 1274344998 +0200
committer Jens Axboe <jens.axboe@oracle.com> 1274469160 +0200

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>