Messages in this thread | | | Date | Wed, 22 Jan 2003 13:15:48 -0800 | From | William Lee Irwin III <> | Subject | Re: remove EXT2_MAX_BLOCK_SIZE |
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On Wed, Jan 22, 2003 at 02:12:42PM -0700, Andreas Dilger wrote: > Actually, the correct fix is to check in ext2_read_super() whether the > blocksize is larger than EXT2_MAX_BLOCK_SIZE like ext3 does, and maybe > even fix up the code drift between that part of ext2_read_super() and > ext3_read_super()... > Both ext2 and ext3 will in theory support a blocksize up to PAGE_SIZE, > but nobody with access to a > 4kB PAGE_SIZE system has bothered to test > whether it works, so EXT[23]_MAX_BLOCK_SIZE has not been increased. > Any e2fsprogs from the last year or so will support larger blocksizes, > but it has never been tested AFAIK.
Block sizes > 4K should be trivially testable on IA64. ISTR bcrl having patches to increase PAGE_CACHE_SIZE independently of PAGE_SIZE and repair ext2's assumptions, so they should also be testable that way.
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