Aneesh Kumar K.V ed9b3e3379 ext4: Mark the buffer_heads as dirty and uptodate after prepare_write ...

We need to make sure we mark the buffer_heads as dirty and uptodate
so that block_write_full_page write them correctly.

This fixes mmap corruptions that can occur in low memory situations.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

2008-11-07 09:06:45 -05:00

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