Re: 2.6.6-mm5

[Pavel Machek]

Hi!

> - Implementation of request barriers for IDE and SCSI.  The idea here is
>   that a filesystem can tag an IO request as a barrier and the disk will not
>   reorder writes across the barrier.  It provides additional integrity
>   guarantees for the journalling filesystems.  The feature is enabled for
>   reiserfs and ext3.

*Additional* guarantees? Is there anything we can garant
without request barriers?

-- 
64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms         

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