From: Eric Wong <e@80x24.org>
Date: Sat, 5 Mar 2016 00:24:16 +0000 (+0000)
Subject: git-http-backend: favor sysread for regular files
X-Git-Tag: v1.0.0~653
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=310819ea86ac7f85d39a2a8720c4d179c8c94277;p=public-inbox.git

git-http-backend: favor sysread for regular files

We do not need line buffering, here; so favor sysread to
bypass extra copies which may be done by normal read.
---

diff --git a/lib/PublicInbox/GitHTTPBackend.pm b/lib/PublicInbox/GitHTTPBackend.pm
index c84eefcf..50bb4331 100644
--- a/lib/PublicInbox/GitHTTPBackend.pm
+++ b/lib/PublicInbox/GitHTTPBackend.pm
@@ -73,7 +73,7 @@ sub serve {
 		my $n = 8192;
 		while ($len > 0) {
 			$n = $len if $len < $n;
-			my $r = read($in, $buf, $n);
+			my $r = sysread($in, $buf, $n);
 			last if (!defined($r) || $r <= 0);
 			$len -= $r;
 			$fh->write($buf);