hello,
On 06/22/2016 02:24 PM, Christoph Hellwig wrote:
On Wed, Jun 22, 2016 at 09:57:01AM +0800, Wang Xiaoguang wrote:
And below test case can reveal this bug:
Please wire this up for xfstests, thanks!
OK.
Regards,
Xiaoguang Wang
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On Wed, Jun 22, 2016 at 09:57:01AM +0800, Wang Xiaoguang wrote:
> And below test case can reveal this bug:
Please wire this up for xfstests, thanks!
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When doing truncate operation, btrfs_setsize() will first call
truncate_setsize() to set new inode->i_size, but if later
btrfs_truncate() fails, btrfs_setsize() will call
"i_size_write(inode, BTRFS_I(inode)->disk_i_size)" to reset the
inmemory inode size, now bug occurs. It's because for truncate
c