hpfs: implement prefetch to improve performance
authorMikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Thu, 4 Jul 2013 17:04:01 +0000 (19:04 +0200)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 4 Jul 2013 18:22:46 +0000 (11:22 -0700)
This patch implements prefetch to improve performance.  It helps mostly
when scanning the bitmaps to calculate free space.

Signed-off-by: Mikulas Patocka <mpatocka@artax.karlin.mff.cuni.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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