eCryptfs: Simplify lower file offset calculation
authorTyler Hicks <tyhicks@canonical.com>
Tue, 16 Apr 2013 00:28:09 +0000 (17:28 -0700)
committerTyler Hicks <tyhicks@canonical.com>
Sat, 8 Jun 2013 00:28:23 +0000 (17:28 -0700)
Now that lower filesystem IO operations occur for complete
PAGE_CACHE_SIZE bytes, the calculation for converting an eCryptfs extent
index into a lower file offset can be simplified.

Signed-off-by: Tyler Hicks <tyhicks@canonical.com>

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