Messages in this thread | | | From | (Alan Cox) | Subject | Re: disk head scheduling | Date | Sun, 21 Mar 1999 20:14:44 +0000 (GMT) |
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> Another quick Q: attempt_merge() is just done to reduce usage of request > structures, right?
It also increases performance as many controllers take (start,length) runs when issuing requests, and some that don't benefit because they can see which is the next block to setup in advance of waiting for the block layer to call them again
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