Li Zefan wrote: > Chris Mason wrote: >> Excerpts from Li Zefan's message of 2011-06-12 21:52:32 -0400: >>> Josef Bacik wrote: >>>> We used to store the checksums of the space cache directly in the space >>>> cache, >>>> however that doesn't work out too well if we have more space than we can >>>> fit the >>>> checksums into the first page. So instead use the normal checksumming >>>> infrastructure. There were problems with doing this originally but those >>>> problems don't exist now so this works out fine. Thanks, >>>> >>> >>> This looks great, so I'll drop my patch that extends the original code to >>> allow more than 1 crc page. >> >> I do like them a lot, but what happens when a special case crc kernel >> mounts a free space cache created by this patch? >> > > So we need a check, like the one in load_free_space_cache(): >
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