Messages in this thread | | | Subject | Re: [PATCH] Fix mmap_kmem (was: [question] What's the difference between /dev/kmem and /dev/mem) | From | Arjan van de Ven <> | Date | Sat, 13 Aug 2005 20:18:07 +0200 |
| |
On Sat, 2005-08-13 at 10:37 -0700, Linus Torvalds wrote: > > On Sat, 13 Aug 2005, Arjan van de Ven wrote: > > > > attached is the same patch but now with Steven's change made as well > > Actually, the more I looked at that mmap_kmem() function, the less I liked > it. Let's get that sucker fixed better first. It's still not wonderful, > but at least now it tries to verify the whole _range_ of the mapping.
actually if that is your goal this just isn't enough... assume the situation of a 1 page "forbidden gap", if you mmap 3 pages with the gap in the middle.... then the code you send still doesn't cope. At which point... it gets messy...
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |