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net: consume descriptor on tx

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Matheus
2026-09-09 22:39:34 -03:00
parent 8134c00b69
commit daebfd89b5
6 changed files with 9 additions and 14 deletions
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kernel-src/io/net/loopback.c
+5 -8
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@@ -6,13 +6,10 @@
#include <hashtable.h>
#include <arch/cpu.h>
#include <kernel/init.h>
#include <kernel/interrupt.h>
static netdev_t loopbacknetdev;
static void rx_dpc(context_t *context, dpcarg_t arg) {
eth_process(&loopbacknetdev, arg);
}
// requested size doesn't account for ethernet header or the virtio header
static int loopback_allocdesc(netdev_t *netdev, size_t requestedsize, netdesc_t *desc) {
__assert(requestedsize <= netdev->mtu);
@@ -42,11 +39,11 @@ static int loopback_sendpacket(netdev_t *netdev, netdesc_t desc, mac_t targetmac
memcpy(&ethframe.destination, &broadcast, sizeof(mac_t));
memcpy(desc.address, &ethframe, sizeof(ethframe_t));
dpc_t dpc = {0};
dpc_prepare(&dpc, rx_dpc);
dpc_enqueue(&dpc, desc.address);
long ipl = interrupt_raiseipl(IPL_DPC);
eth_process(netdev, desc.address);
interrupt_loweripl(ipl);
return 0;
return netdev->freedesc(netdev, &desc);
}
netdev_t *loopback_device() {