Benjamin Kaduk wrote:
On Fri, 14 May 2010, Benjamin Kaduk wrote:
On Fri, 14 May 2010, Alan Cox wrote:
I suspect the following is needed:
Index: vm/vm_page.c
===================================================================
--- vm/vm_page.c (revision 207823)
+++ vm/vm_page.c (working copy)
@@ -108,6 +108,7 @@ __FBSDID("$FreeBSD$");
#include <sys/kernel.h>
#include <sys/limits.h>
#include <sys/malloc.h>
+#include <sys/msgbuf.h>
#include <sys/mutex.h>
#include <sys/proc.h>
#include <sys/sysctl.h>
@@ -375,6 +376,14 @@ vm_page_startup(vm_offset_t vaddr)
new_end + vm_page_dump_size, VM_PROT_READ | VM_PROT_WRITE);
bzero((void *)vm_page_dump, vm_page_dump_size);
#endif
+#ifdef __amd64__
+ pa = DMAP_TO_PHYS((vm_offset_t)msgbufp);
If I change this to be msgbufp->msg_ptr, then all works as expected.
While tracking this down, I realized that passing the -q(uiet)
argument to kgdb would have been a valid workaround all along.
Alan, could you please commit the modified patch?
Yes, it's done. Thanks,
Alan
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