How does ramfs actually fills the page cache with data?

From: Ho Chak Hung (hunghochak@netscape.net)
Date: Fri Jun 22 2001 - 16:45:27 EST

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In fs/ramfs/inode.c, how does ramfs actually fills the page cache with data? In the readpage operation, it only zero-fill the page if it didn't already exist in the page cache. However, how do I actually fill the page with data?

Thanks a lot.

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