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| H A D | inode.c | diff 9725958bb75cdfa10f2ec11526fdb23e7485e8e4 Wed Dec 22 21:23:37 CST 2021 Xin Yin <yinxin.x@bytedance.com> ext4: fast commit may miss tracking unwritten range during ftruncate
If use FALLOC_FL_KEEP_SIZE to alloc unwritten range at bottom, the
inode->i_size will not include the unwritten range. When call
ftruncate with fast commit enabled, it will miss to track the
unwritten range.
Change to trace the full range during ftruncate.
Signed-off-by: Xin Yin <yinxin.x@bytedance.com>
Reviewed-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Link: https://lore.kernel.org/r/20211223032337.5198-3-yinxin.x@bytedance.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
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