Re: [patch 2/2] splice: dont readpage

From: Jens Axboe
Date: Thu Mar 15 2007 - 07:56:08 EST


On Wed, Mar 14 2007, Nick Piggin wrote:
>
> Splice does not need to readpage to bring the page uptodate before writing
> to it, because prepare_write will take care of that for us.

Ah great, always good to get rid of some code.

> Splice is also wrong to SetPageUptodate before the page is actually uptodate.
> This results in the old uninitialised memory leak. This gets fixed as a
> matter of course when removing the readpage logic.

Leak, how? The page should still be locked all through to the copy.
Anyway, doesn't matter since you've killed it anyway. I have applied
this patch.

--
Jens Axboe

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