arm/128897: [PATCH] Failture to build arm kernel with "options KTR"

Pankov Pavel pankov_p at
Sat Nov 15 13:10:07 PST 2008

>Number:         128897
>Category:       arm
>Synopsis:       [PATCH] Failture to build arm kernel with "options KTR"
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-arm
>State:          open
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Nov 15 21:10:06 UTC 2008
>Originator:     Pankov Pavel
>Release:        8.0-CURRENT
FreeBSD tionfather 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Wed Oct 29 13:12:21 MSK 2008 root at tionfather:/usr/obj/usr/src/sys/TIONFATHER i386
Building ktr(4)-enabled ARM kernel results in error because of use of undefined variable Maxmem in _bus_dmamap_count_pages function.
Add "options KTR" to any ARM kernel config try building kernel.
Apply the attached patch.

Patch attached with submission follows:

Index: sys/arm/arm/busdma_machdep.c
RCS file: /home/ncvs/src/sys/arm/arm/busdma_machdep.c,v
retrieving revision 1.39
diff -u -r1.39 busdma_machdep.c
--- sys/arm/arm/busdma_machdep.c	13 Oct 2008 18:59:59 -0000	1.39
+++ sys/arm/arm/busdma_machdep.c	15 Nov 2008 15:35:46 -0000
@@ -673,8 +673,8 @@
 	bus_addr_t paddr;
 	if ((map->pagesneeded == 0)) {
-		CTR4(KTR_BUSDMA, "lowaddr= %d Maxmem= %d, boundary= %d, "
-		    "alignment= %d", dmat->lowaddr, ptoa((vm_paddr_t)Maxmem),
+		CTR3(KTR_BUSDMA, "lowaddr= %d, boundary= %d, "
+		    "alignment= %d", dmat->lowaddr,
 		    dmat->boundary, dmat->alignment);
 		CTR2(KTR_BUSDMA, "map= %p, pagesneeded= %d",
 		    map, map->pagesneeded);


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