Messages in this thread | | | From | David Howells <> | Subject | Re: [PATCH 1/3] NOMMU: Provide shared-writable mmap support on ramfs | Date | Wed, 23 Nov 2005 19:25:18 +0000 |
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David Howells <dhowells@redhat.com> wrote:
> > Truncate is _supposed_ to get rid of any shared mmap stuff. > > Yeah... but under _NOMMU_ conditions, it can't. There's no MMU around to > enforce the fact that the mapping has been shrunk.
I may not have mentioned, but this does not apply under MMU conditions. A different file in fs/ramfs/ swings into action and does the normal thing.
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