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Re: Kernel 2.4.3 & ext3 patchable?
- From: "Stephen C. Tweedie" <sct redhat com>
- To: Mike Snitzer <msnitzer plogic com>
- Cc: "Stephen C. Tweedie" <sct redhat com>,Nigel Metheringham <Nigel Metheringham dev InTechnology co uk>,Matt Stegman <matts ksu edu>, Roger <roger maillist starband net>,ext3-users redhat com
- Subject: Re: Kernel 2.4.3 & ext3 patchable?
- Date: Thu, 6 Jun 2002 09:53:47 +0100
Hi,
On Wed, Jun 05, 2002 at 08:22:55PM -0400, Mike Snitzer wrote:
> btw, I'm about 95% of the way done with backporting ext3 to redhat
> 2.4.2-2; I just need to add prefetch() (required by fs/buffer.c)..
Don't bother, prefetch() is just a performance optimisation used to
get certain data into the CPU's L1 cache in advance of its use.
Ripping out the prefetch stuff entirely will only affect performance:
things will still work fine.
Cheers,
Stephen
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