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(parent: c103f24) | patch
Don't allow pre_read on IO engines that cannot seek
authorJens Axboe <jens.axboe@oracle.com>
Wed, 1 Jul 2009 10:26:28 +0000 (12:26 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 1 Jul 2009 10:26:28 +0000 (12:26 +0200)
commit9c0d224129b0c59698e4c77e7fed00dc8cbb50e1
treea7b60e256f4486ae61e370250366a14f8377425dtree | snapshot
parentc103f2440db0ceab0eb6c0d6669be285766fb495commit | diff
Don't allow pre_read on IO engines that cannot seek

We cannot pre-read files, if we cannot seek back and read the same
data again. So just disable it with a warning to the user.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
HOWTO diff | blob | blame | history
engines/net.c diff | blob | blame | history
engines/splice.c diff | blob | blame | history
filesetup.c diff | blob | blame | history
fio.1 diff | blob | blame | history
init.c diff | blob | blame | history
ioengine.h diff | blob | blame | history
fio - Flexible IO Tester