Thread (9 messages) flat view 9 messages, 6 authors, 2026-02-20

Re: [PATCH] copy.c: use `sendfile()` for in-kernel file copying on Linux

From: Chris Torek <hidden>
Date: 2026-02-13 15:36:34

On Fri, Feb 13, 2026 at 4:47 AM George Hu [off-list ref] wrote:
The `sendfile()` system call copies data between one file descriptor
and another within the kernel, which is more efficient than the
combination of `read()` and `write()`.
sendfile() is found on other systems (notably BSDs), so perhaps ...
quoted hunk ↗ jump to hunk
Signed-off-by: George Hu <redacted>
---
 copy.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
diff --git a/copy.c b/copy.c
index b668209b6c..d4b7cde764 100644
--- a/copy.c
+++ b/copy.c
@@ -7,8 +7,23 @@
 #include "strbuf.h"
 #include "abspath.h"

+#ifdef __linux__
... this and the subsequent ifdef should be based on the feature,
rather than the OS.

Chris
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