Linus Torvalds writes:
> > As for the `to' argument, yes it is redundant since it is just kmap(page).
>
> And why not let "clear_page()" just do that itself?
OK, here's a patch that does that.
> The thing is, copy/clear_page shouldn't exist at all (or rather, the
> "highpage" versions should b
On Mon, 21 May 2001, Paul Mackerras wrote:
>
> As for the `to' argument, yes it is redundant since it is just kmap(page).
And why not let "clear_page()" just do that itself?
The only place that doesn't already do "kmap(page)" is basically
get_zeroed_page(), and the only reason it doesn't do th
Linus Torvalds writes:
> If you add the page argument, why leave the old arguments lingering there
> at all? They only create confusion, and add no information.
You mean the `to' pointer argument, or the `vaddr' argument? The
`vaddr' argument isn't redundant, it's the user virtual address wher
On Sun, 20 May 2001, Paul Mackerras wrote:
>
> The patch below adds a page * argument to copy_user_page and
> clear_user_page.
If you add the page argument, why leave the old arguments lingering there
at all? They only create confusion, and add no information.
Linus
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To unsu
Linus,
The patch below adds a page * argument to copy_user_page and
clear_user_page. These functions are used only in
include/linux/highmem.h to implement clear_user_highpage and
copy_user_highpage. The idea is to pass in the pointer to the page
struct for the destination page so that, on archi
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