# Re: \[PATCH\]\[FBDEV\] Fix copy\_to/from\_user in fbmem.c:fb\_read/write

- From: Antonino A. Daplas \<hidden\>
- Date: 2004-08-30 11:58:47 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2004/08/13453613
- Thread: https://ratatoskr.run/linux-fbdev/2004/08/13453608/t.md

```text
On Monday 30 August 2004 17:10, Geert Uytterhoeven wrote:
>
> I don't expect the penalty for always using a buffer of PAGE_SIZE to be
> very large. Or am I missing something?
>

You're absolutely correct, there is no significant performance penalty whether
using a small or large-sized buffer.

Will resubmit a patch.

Tony




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```