Re: broken VM in 2.4.10-pre9

GOTO Masanori
2001-09-20T03:17:05Z

At Thu, 20 Sep 2001 00:26:05 +0200,
Christoph Hellwig <hch@ns.caldera.de> wrote:
> > "One argument for reverse mappings is distributed shared memory or
> > distributed file systems and their interaction with memory mapped files.
> > For example, a distributed file system may need to invalidate a specific
> > page of a file that may be mapped multiple times on a node."
>
> Please take a look at zap_inode_mappings in -ac.

zap_inode_mapping ?

> Currently it only invalidates a whole mapping, but we can easily add
> offset and lenght (and will probably do).

Adding offset/length support is good.
Did you mean that replacing zap_inode_mapping into more parts like
zap_inode_mapping_whole and zap_inode_mapping_range ?

-- gotom