[src/trunk]: src/sys/arch Xen therefore uses x86/db_memrw.c, as I suspected. ...

[maxv <maxv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dafb8a7fc843
branches:  trunk
changeset: 345212:dafb8a7fc843
user:      maxv <maxv%NetBSD.org@localhost>
date:      Fri May 13 05:45:13 2016 +0000

description:
Xen therefore uses x86/db_memrw.c, as I suspected. Define __rodata_start
in the Xen ld scripts, so that it can compile. We put the __rodata_start
definition right before __data_start, for it to appear as dead code, since
the rodata segment is not yet mapped independently on Xen.

diffstat:

 sys/arch/amd64/conf/kern.ldscript.Xen |  3 ++-
 sys/arch/i386/conf/kern.ldscript.Xen  |  3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diffs (34 lines):

diff -r df26d26b6744 -r dafb8a7fc843 sys/arch/amd64/conf/kern.ldscript.Xen
--- a/sys/arch/amd64/conf/kern.ldscript.Xen     Fri May 13 02:00:36 2016 +0000
+++ b/sys/arch/amd64/conf/kern.ldscript.Xen     Fri May 13 05:45:13 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern.ldscript.Xen,v 1.11 2016/05/12 06:57:55 maxv Exp $        */
+/*     $NetBSD: kern.ldscript.Xen,v 1.12 2016/05/13 05:45:13 maxv Exp $        */
 
 #include "assym.h"
 
@@ -24,6 +24,7 @@
         */
        . = ALIGN(0x100000) + (. & (0x100000 - 1));
 
+       __rodata_start = . ;
        __data_start = . ;
        .data :
        {
diff -r df26d26b6744 -r dafb8a7fc843 sys/arch/i386/conf/kern.ldscript.Xen
--- a/sys/arch/i386/conf/kern.ldscript.Xen      Fri May 13 02:00:36 2016 +0000
+++ b/sys/arch/i386/conf/kern.ldscript.Xen      Fri May 13 05:45:13 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern.ldscript.Xen,v 1.11 2016/05/12 06:57:55 maxv Exp $        */
+/*     $NetBSD: kern.ldscript.Xen,v 1.12 2016/05/13 05:45:13 maxv Exp $        */
 
 #include "assym.h"
 
@@ -28,6 +28,7 @@
         */
        . = ALIGN(0x1000) + (. & (0x1000 - 1));
 
+       __rodata_start = . ;
        __data_start = . ;
        .data :
        {