tustvold commented on code in PR #3967:
URL: https://github.com/apache/arrow-rs/pull/3967#discussion_r1150822070
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parquet/src/arrow/async_writer/mod.rs:
##########
@@ -135,64 +135,68 @@ impl<W: AsyncWrite + Unpin + Send> AsyncArrowWriter<W> {
let metadata = self.sync_writer.close()?;
// Force to flush the remaining data.
- Self::try_flush(&self.shared_buffer, &mut self.async_writer, 0).await?;
+ Self::try_flush(&mut self.shared_buffer, &mut self.async_writer,
0).await?;
Ok(metadata)
}
/// Flush the data in the [`SharedBuffer`] into the `async_writer` if its
size
/// exceeds the threshold.
async fn try_flush(
- shared_buffer: &SharedBuffer,
+ shared_buffer: &mut SharedBuffer,
Review Comment:
The use of try_lock here boils down to much the same thing -
https://docs.rs/futures-util/0.3.27/src/futures_util/lock/mutex.rs.html#103
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