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[infiniband] Profile post work queue entry operations 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2016-01-10 15:44:00 +00:00
parent 0af0888832
commit 7c6858e95d
1 changed files with 25 additions and 0 deletions
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25
src/net/infiniband.c
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@ -37,6 +37,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <ipxe/netdevice.h>
#include <ipxe/iobuf.h>
#include <ipxe/process.h>
#include <ipxe/profile.h>
#include <ipxe/infiniband.h>
#include <ipxe/ib_mi.h>
#include <ipxe/ib_sma.h>
@ -53,6 +54,14 @@ struct list_head ib_devices = LIST_HEAD_INIT ( ib_devices );
/** List of open Infiniband devices, in reverse order of opening */
static struct list_head open_ib_devices = LIST_HEAD_INIT ( open_ib_devices );
/** Post send work queue entry profiler */
static struct profiler ib_post_send_profiler __profiler =
{ .name = "ib.post_send" };
/** Post receive work queue entry profiler */
static struct profiler ib_post_recv_profiler __profiler =
{ .name = "ib.post_recv" };
/* Disambiguate the various possible EINPROGRESSes */
#define EINPROGRESS_INIT __einfo_error ( EINFO_EINPROGRESS_INIT )
#define EINFO_EINPROGRESS_INIT __einfo_uniqify \
@ -397,6 +406,9 @@ int ib_post_send ( struct ib_device *ibdev, struct ib_queue_pair *qp,
struct ib_address_vector dest_copy;
int rc;
/* Start profiling */
profile_start ( &ib_post_send_profiler );
/* Check queue fill level */
if ( qp->send.fill >= qp->send.num_wqes ) {
DBGC ( ibdev, "IBDEV %p QPN %#lx send queue full\n",
@ -425,7 +437,12 @@ int ib_post_send ( struct ib_device *ibdev, struct ib_queue_pair *qp,
return rc;
}
/* Increase fill level */
qp->send.fill++;
/* Stop profiling */
profile_stop ( &ib_post_send_profiler );
return 0;
}
@ -441,6 +458,9 @@ int ib_post_recv ( struct ib_device *ibdev, struct ib_queue_pair *qp,
struct io_buffer *iobuf ) {
int rc;
/* Start profiling */
profile_start ( &ib_post_recv_profiler );
/* Check packet length */
if ( iob_tailroom ( iobuf ) < IB_MAX_PAYLOAD_SIZE ) {
DBGC ( ibdev, "IBDEV %p QPN %#lx wrong RX buffer size (%zd)\n",
@ -462,7 +482,12 @@ int ib_post_recv ( struct ib_device *ibdev, struct ib_queue_pair *qp,
return rc;
}
/* Increase fill level */
qp->recv.fill++;
/* Stop profiling */
profile_stop ( &ib_post_recv_profiler );
return 0;
}