Messages in this thread | | | Date | Thu, 20 Apr 2006 10:40:33 -0700 | From | Zach Brown <> | Subject | Re: [PATCH 2/7] FS-Cache: Add notification of page becoming writable to VMA ops |
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David Howells wrote: > The attached patch adds a new VMA operation to notify a filesystem or other > driver about the MMU generating a fault because userspace attempted to write > to a page mapped through a read-only PTE.
This will almost certainly help OCFS2 get shared writable mmap() right, too, though it probably won't be the whole story.
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