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Date:	Tue, 06 Mar 2012 13:44:28 -0500
From:	"Martin K. Petersen" <>
To:	"Ted Ts'o" <>
Cc:	Eric Sandeen <>,,
	Lukas Czerner <>
Subject: Re: Some interesting input from a flash manufacturer

>>>>> "Ted" == Ted Ts'o <> writes:

Ted> As far as the /sys/block/XXX/queue/* framework, certainly.  It's
Ted> not clear, however, whether or not we should use entirely new
Ted> parameters, or try to reuse the existing parameters.  For example,
Ted> would it be better to use optimal_io_size for the flash page size,
Ted> or the erase block size?

If we were to use the existing fields we'd probably set min_io to the
flash page size and optimal_io to the erase block size.

Martin K. Petersen	Oracle Linux Engineering
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