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5acb721
2011 Aug 09
2
[PATCH] Btrfs: truncate pages from clone ioctl target range
We need to truncate page cache pages for the clone ioctl target range or
else we''ll confuse ourselves to no end. If the old data was cached, we''ll
still see it (until remount). If it was dirty we''ll get a mix of old and
new data if the page(s) are partially updated.
Signed-off-by: Sage Weil <sage@newdream.net>
---
fs/btrfs/ioctl.c | 4 ++++
1 files changed,