Re: do_wp_page: bogus page (2.3.10)

Andrea Arcangeli (andrea@suse.de)
Sun, 18 Jul 1999 17:47:03 +0200 (CEST)


On Sat, 17 Jul 1999, Petru Paler wrote:

> I don't really think this is a problem since we are trying to
>copy-on-write the framebuffer, but maybe you find it interesting.

The check:

if (MAP_NR(old_page) >= max_mapnr)
goto bad_wp_page;

is there exactly to prevent to do COW on not real memory pages. So the
kernel seems fine.

Andrea

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