Messages in this thread | | | Date | Fri, 25 Feb 2000 16:05:46 +0000 (GMT) | From | Tigran Aivazian <> | Subject | Re: i_mapping and i_data question |
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On Fri, 25 Feb 2000, Chris Mason wrote: > Do you want to make sure get_block is called, or do you want to make sure > the data in the pages isn't used anymore? If the data in the page is > still valid, but the block locations on disk have changed, I think you > should be able to use something similar to the unmap_buffer() call in > fs/buffer.c. > > In reiserfs, I'm using this to force a call to get_block for writing to > that offset, but allowing the page cache to keep the data for reads.
suppose for simplicity that I don't care if the valid data in page cache gets invalidated (in 0th approximation). Can't I just use invalidate_inode_pages(inode) to force get_block() called?
Regards, Tigran.
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