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Date:      Fri, 3 Sep 2004 09:24:12 GMT
From:      Julian Elischer <julian@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 60937 for review
Message-ID:  <200409030924.i839OClf025388@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=60937

Change 60937 by julian@julian_ref on 2004/09/03 09:23:33

	IFC@60936

Affected files ...

.. //depot/projects/nsched/sys/dev/ata/ata-chipset.c#12 integrate
.. //depot/projects/nsched/sys/dev/iir/iir.c#3 integrate
.. //depot/projects/nsched/sys/kern/sched_4bsd.c#35 integrate

Differences ...

==== //depot/projects/nsched/sys/dev/ata/ata-chipset.c#12 (text+ko) ====

@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/dev/ata/ata-chipset.c,v 1.85 2004/09/03 07:37:53 sos Exp $");
+__FBSDID("$FreeBSD: src/sys/dev/ata/ata-chipset.c,v 1.86 2004/09/03 08:23:04 sos Exp $");
 
 #include "opt_ata.h"
 #include <sys/param.h>
@@ -1515,14 +1515,19 @@
 
     ATA_OUTL(ctlr->r_res2, (atadev->channel->unit + 1) << 2, 0x00000001);
 
-    if (command != ATA_READ_DMA && command != ATA_WRITE_DMA)
+    switch (command) {
+    default:
 	return ata_generic_command(atadev, command, lba, count, feature);
 
-    if (command == ATA_READ_DMA)
+    case ATA_READ_DMA:
 	wordp[0] = htole32(0x04 | ((atadev->channel->unit+1)<<16) | (0x00<<24));
-    if (command == ATA_WRITE_DMA)
+	break;
+
+    case ATA_WRITE_DMA:
 	wordp[0] = htole32(0x00 | ((atadev->channel->unit+1)<<16) | (0x00<<24));
-    wordp[1] = atadev->channel->dma->mdmatab;
+	break;
+    }
+    wordp[1] = htole32(atadev->channel->dma->mdmatab);
     wordp[2] = 0;
     ata_promise_apkt((u_int8_t*)wordp, atadev, command, lba, count, feature);
 

==== //depot/projects/nsched/sys/dev/iir/iir.c#3 (text+ko) ====

@@ -43,7 +43,7 @@
  */
 
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/dev/iir/iir.c,v 1.10 2004/05/19 17:46:34 scottl Exp $");
+__FBSDID("$FreeBSD: src/sys/dev/iir/iir.c,v 1.11 2004/09/03 08:44:23 scottl Exp $");
 
 #define _IIR_C_
 
@@ -874,13 +874,7 @@
                 }
                 splx(s);
             } else {
-                struct bus_dma_segment seg; 
-            
-                /* Pointer to physical buffer */
-                seg.ds_addr =
-                    (bus_addr_t)ccb->csio.data_ptr;
-                seg.ds_len = ccb->csio.dxfer_len;
-                gdtexecuteccb(gccb, &seg, 1, 0);
+		panic("iir: CAM_DATA_PHYS not supported");
             }
         } else {
             struct bus_dma_segment *segs;
@@ -989,13 +983,7 @@
             }
             splx(s);
         } else {
-            struct bus_dma_segment seg; 
-            
-            /* Pointer to physical buffer */
-            seg.ds_addr =
-                (bus_addr_t)ccb->csio.data_ptr;
-            seg.ds_len = ccb->csio.dxfer_len;
-            gdtexecuteccb(gccb, &seg, 1, 0);
+	    panic("iir: CAM_DATA_PHYS not supported");
         }
     } else {
         struct bus_dma_segment *segs;

==== //depot/projects/nsched/sys/kern/sched_4bsd.c#35 (text+ko) ====

@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/kern/sched_4bsd.c,v 1.54 2004/09/03 08:19:31 julian Exp $");
+__FBSDID("$FreeBSD: src/sys/kern/sched_4bsd.c,v 1.56 2004/09/03 09:19:49 julian Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -152,7 +152,9 @@
 static void	maybe_resched(struct thread *td);
 static void	updatepri(struct ksegrp *kg);
 static void	resetpriority(struct ksegrp *kg);
+#ifdef SMP
 static int	forward_wakeup(int  cpunum);
+#endif
 
 static struct kproc_desc sched_kp = {
         "schedcpu",
@@ -212,6 +214,7 @@
     0, sizeof sched_quantum, sysctl_kern_quantum, "I",
     "Roundrobin scheduling quantum in microseconds");
 
+#ifdef SMP
 /* Enable forwarding of wakeups to all other cpus */
 SYSCTL_NODE(_kern_sched, OID_AUTO, ipiwakeup, CTLFLAG_RD, NULL, "Kernel SMP");
 
@@ -249,6 +252,7 @@
 SYSCTL_INT(_kern_sched_ipiwakeup, OID_AUTO, htt2, CTLFLAG_RW,
 	   &forward_wakeup_use_htt, 0,
 	   "account for htt");
+#endif
 
 /*
  * Arrange to reschedule if necessary, taking the priorities and
@@ -802,6 +806,7 @@
 	setrunqueue(td, SRQ_BORING);
 }
 
+#ifdef SMP
 /* enable HTT_2 if you have a 2-way HTT cpu.*/
 static int
 forward_wakeup(int  cpunum)
@@ -888,6 +893,7 @@
 		printf("forward_wakeup: Idle processor not found\n");
 	return (0);
 }
+#endif
 
 void
 sched_add(struct thread *td, int flags)



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