Found it when trying to remove the limitation of log->max_zero_size.
Signed-off-by: Hou Tao <houtao1@xxxxxxxxxx>
---
src/log-writes/log-writes.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/log-writes/log-writes.c b/src/log-writes/log-writes.c
index fab447a..0939157 100644
--- a/src/log-writes/log-writes.c
+++ b/src/log-writes/log-writes.c
@@ -65,6 +65,9 @@ static int zero_range(struct log *log, u64 start, u64 len)
memset(buf, 0, bufsize);
while (len) {
+ if (len < bufsize)
+ bufsize = len;
+
ret = pwrite(log->replayfd, buf, bufsize, start);
if (ret != bufsize) {
fprintf(stderr, "Error zeroing file: %d\n", errno);
--
2.5.0
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