Re: [PATCH, RFC V3] ext4: limit block allocations for indirect-block files to < 2^32

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On Sep 10, 2009  11:02 -0500, Eric Sandeen wrote:
> This patch limits such allocations to < 232, and adds
> WARN_ONs (maybe should be BUG_ONs) if we do get blocks
> larger than that.

Given that this may corrupt the filesystem (e.g. block
2^32 turning into block 0 and overwriting the superblock)
I think a BUG_ON() is probably more appropriate.  This
should only happen with software bugs, so it is more
appropriate than ext4_error() I think.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.

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