Author: cem
Date: Mon Oct 26 02:21:19 2015
New Revision: 289979
URL: https://svnweb.freebsd.org/changeset/base/289979
Log:
ioat: Introduce KTR probes
Sponsored by: EMC / Isilon Storage Division
Modified:
head/sys/dev/ioat/ioat.c
head/sys/dev/ioat/ioat_internal.h
head/sys/sys/ktr_class.h
Modified: head/sys/dev/ioat/ioat.c
==============================================================================
--- head/sys/dev/ioat/ioat.c Mon Oct 26 00:28:05 2015 (r289978)
+++ head/sys/dev/ioat/ioat.c Mon Oct 26 02:21:19 2015 (r289979)
@@ -567,7 +567,7 @@ ioat_process_events(struct ioat_softc *i
comp_update = *ioat->comp_update;
status = comp_update & IOAT_CHANSTS_COMPLETED_DESCRIPTOR_MASK;
- ioat_log_message(3, "%s\n", __func__);
+ CTR0(KTR_IOAT, __func__);
if (status == ioat->last_seen)
goto out;
@@ -575,7 +575,7 @@ ioat_process_events(struct ioat_softc *i
while (1) {
desc = ioat_get_ring_entry(ioat, ioat->tail);
dmadesc = &desc->bus_dmadesc;
- ioat_log_message(3, "completing desc %d\n", ioat->tail);
+ CTR1(KTR_IOAT, "completing desc %d", ioat->tail);
if (dmadesc->callback_fn)
(*dmadesc->callback_fn)(dmadesc->callback_arg);
@@ -629,7 +629,7 @@ ioat_acquire(bus_dmaengine_t dmaengine)
ioat = to_ioat_softc(dmaengine);
mtx_lock(&ioat->submit_lock);
- ioat_log_message(3, "%s\n", __func__);
+ CTR0(KTR_IOAT, __func__);
}
void
@@ -638,7 +638,7 @@ ioat_release(bus_dmaengine_t dmaengine)
struct ioat_softc *ioat;
ioat = to_ioat_softc(dmaengine);
- ioat_log_message(3, "%s\n", __func__);
+ CTR0(KTR_IOAT, __func__);
ioat_write_2(ioat, IOAT_DMACOUNT_OFFSET, (uint16_t)ioat->head);
mtx_unlock(&ioat->submit_lock);
}
@@ -660,7 +660,7 @@ ioat_null(bus_dmaengine_t dmaengine, bus
if (ioat_reserve_space_and_lock(ioat, 1) != 0)
return (NULL);
- ioat_log_message(3, "%s\n", __func__);
+ CTR0(KTR_IOAT, __func__);
desc = ioat_get_ring_entry(ioat, ioat->head);
hw_desc = desc->u.dma;
@@ -707,7 +707,7 @@ ioat_copy(bus_dmaengine_t dmaengine, bus
if (ioat_reserve_space_and_lock(ioat, 1) != 0)
return (NULL);
- ioat_log_message(3, "%s\n", __func__);
+ CTR0(KTR_IOAT, __func__);
desc = ioat_get_ring_entry(ioat, ioat->head);
hw_desc = desc->u.dma;
Modified: head/sys/dev/ioat/ioat_internal.h
==============================================================================
--- head/sys/dev/ioat/ioat_internal.h Mon Oct 26 00:28:05 2015
(r289978)
+++ head/sys/dev/ioat/ioat_internal.h Mon Oct 26 02:21:19 2015
(r289979)
@@ -29,7 +29,8 @@ __FBSDID("$FreeBSD$");
#ifndef __IOAT_INTERNAL_H__
#define __IOAT_INTERNAL_H__
-#define DEVICE2SOFTC(dev) ((struct ioat_softc *) device_get_softc(dev))
+#define DEVICE2SOFTC(dev) ((struct ioat_softc *)
device_get_softc(dev))
+#define KTR_IOAT KTR_SPARE3
#define ioat_read_chancnt(ioat) \
ioat_read_1((ioat), IOAT_CHANCNT_OFFSET)
Modified: head/sys/sys/ktr_class.h
==============================================================================
--- head/sys/sys/ktr_class.h Mon Oct 26 00:28:05 2015 (r289978)
+++ head/sys/sys/ktr_class.h Mon Oct 26 02:21:19 2015 (r289979)
@@ -55,7 +55,7 @@
#define KTR_PROC 0x00001000 /* Process scheduling */
#define KTR_SYSC 0x00002000 /* System call */
#define KTR_INIT 0x00004000 /* System
initialization */
-#define KTR_SPARE3 0x00008000 /* cxgb, drm2, ntb */
+#define KTR_SPARE3 0x00008000 /* cxgb, drm2, ioat,
ntb */
#define KTR_SPARE4 0x00010000 /* geom_sched */
#define KTR_EVH 0x00020000 /* Eventhandler */
#define KTR_VFS 0x00040000 /* VFS events */
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