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Only write what was read during copy, fixes #931

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Jeremy Soller 2025-04-10 18:14:24 -06:00
parent 32bda4b585
commit d6f1efbf67
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GPG key ID: 670FDFB5428E05CA
1 changed files with 4 additions and 1 deletions
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5
src/operation/recursive.rs
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@ -1,3 +1,4 @@
use compio::buf::{IntoInner, IoBuf};
use compio::io::{AsyncReadAt, AsyncWriteAt}; use compio::io::{AsyncReadAt, AsyncWriteAt};
use compio::BufResult; use compio::BufResult;
use std::future::Future; use std::future::Future;
@ -295,7 +296,9 @@ impl Op {
} }
}; };
let BufResult(result, buf_out) = to_file.write_at(buf_out, pos).await; let BufResult(result, buf_out_slice) =
to_file.write_at(buf_out.slice(..count), pos).await;
let buf_out = buf_out_slice.into_inner();
if let Err(why) = result { if let Err(why) = result {
ctx.buf = buf_out; ctx.buf = buf_out;