perf: make network buffers a power of two

hermit-os · Dec 3, 2024 · 8efe9ef · 8efe9ef
1 parent b0889d7
commit 8efe9ef
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Showing 2 changed files with 5 additions and 5 deletions.
diff --git a/src/executor/device.rs b/src/executor/device.rs
@@ -195,7 +195,7 @@ impl Device for HermitNet {
 	fn capabilities(&self) -> DeviceCapabilities {
 		let mut cap = DeviceCapabilities::default();
 		cap.max_transmission_unit = self.mtu.into();
-		cap.max_burst_size = Some(0xffff / cap.max_transmission_unit);
+		cap.max_burst_size = Some(0x10000 / cap.max_transmission_unit);
 		cap.checksum = self.checksums.clone();
 		cap
 	}

diff --git a/src/executor/network.rs b/src/executor/network.rs
@@ -243,9 +243,9 @@ impl<'a> NetworkInterface<'a> {
 	#[cfg(feature = "udp")]
 	pub(crate) fn create_udp_handle(&mut self) -> Result<Handle, ()> {
 		let udp_rx_buffer =
-			udp::PacketBuffer::new(vec![udp::PacketMetadata::EMPTY; 4], vec![0; 0xffff]);
+			udp::PacketBuffer::new(vec![udp::PacketMetadata::EMPTY; 4], vec![0; 0x10000]);
 		let udp_tx_buffer =
-			udp::PacketBuffer::new(vec![udp::PacketMetadata::EMPTY; 4], vec![0; 0xffff]);
+			udp::PacketBuffer::new(vec![udp::PacketMetadata::EMPTY; 4], vec![0; 0x10000]);
 		let udp_socket = udp::Socket::new(udp_rx_buffer, udp_tx_buffer);
 		let udp_handle = self.sockets.add(udp_socket);
 
@@ -254,8 +254,8 @@ impl<'a> NetworkInterface<'a> {
 
 	#[cfg(feature = "tcp")]
 	pub(crate) fn create_tcp_handle(&mut self) -> Result<Handle, ()> {
-		let tcp_rx_buffer = tcp::SocketBuffer::new(vec![0; 0xffff]);
-		let tcp_tx_buffer = tcp::SocketBuffer::new(vec![0; 0xffff]);
+		let tcp_rx_buffer = tcp::SocketBuffer::new(vec![0; 0x10000]);
+		let tcp_tx_buffer = tcp::SocketBuffer::new(vec![0; 0x10000]);
 		let mut tcp_socket = tcp::Socket::new(tcp_rx_buffer, tcp_tx_buffer);
 		tcp_socket.set_nagle_enabled(true);
 		let tcp_handle = self.sockets.add(tcp_socket);