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[pxe] Profile UNDI transmit datapath

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2014-05-03 01:02:20 +01:00
parent 579337c368
commit 90caf71051
1 changed files with 8 additions and 0 deletions
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8
src/arch/i386/interface/pxe/pxe_undi.c
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@@ -38,6 +38,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
#include <ipxe/ip.h> #include <ipxe/ip.h>
#include <ipxe/arp.h> #include <ipxe/arp.h>
#include <ipxe/rarp.h> #include <ipxe/rarp.h>
#include <ipxe/profile.h>
#include "pxe.h" #include "pxe.h"
/** /**
@@ -53,6 +54,9 @@ static int undi_tx_count = 0;
struct net_device *pxe_netdev = NULL; struct net_device *pxe_netdev = NULL;
/** Transmit profiler */
static struct profiler undi_tx_profiler __profiler = { .name = "undi.tx" };
/** /**
* Set network device as current PXE network device * Set network device as current PXE network device
* *
@@ -309,6 +313,9 @@ pxenv_undi_transmit ( struct s_PXENV_UNDI_TRANSMIT *undi_transmit ) {
unsigned int i; unsigned int i;
int rc; int rc;
/* Start profiling */
profile_start ( &undi_tx_profiler );
/* Sanity check */ /* Sanity check */
if ( ! pxe_netdev ) { if ( ! pxe_netdev ) {
DBGC ( &pxe_netdev, "PXENV_UNDI_TRANSMIT called with no " DBGC ( &pxe_netdev, "PXENV_UNDI_TRANSMIT called with no "
@@ -422,6 +429,7 @@ pxenv_undi_transmit ( struct s_PXENV_UNDI_TRANSMIT *undi_transmit ) {
return PXENV_EXIT_FAILURE; return PXENV_EXIT_FAILURE;
} }
profile_stop ( &undi_tx_profiler );
undi_transmit->Status = PXENV_STATUS_SUCCESS; undi_transmit->Status = PXENV_STATUS_SUCCESS;
return PXENV_EXIT_SUCCESS; return PXENV_EXIT_SUCCESS;
} }