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[Xen-devel] [PATCH][8/9] Really enable gdbserver for real mode code.

from [Arun Sharma]

[Permanent Link][Original]

To:	Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Subject:	[Xen-devel] [PATCH][8/9] Really enable gdbserver for real mode code.
From:	Arun Sharma <arun.sharma@xxxxxxxxx>
Date:	Mon, 25 Jul 2005 14:01:50 -0700
Cc:	xen-devel@xxxxxxxxxxxxxxxxxxx
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Really enable gdbserver for real mode code.

Missed out one instance where we need to check if we're running on
1:1 page tables with guest paging disabled.

Signed-off-by: Arun Sharma <arun.sharma@xxxxxxxxx>

diff -r b1e7ed1be500 -r d016dd226b0d tools/libxc/xc_ptrace.c
--- a/tools/libxc/xc_ptrace.c   Mon Jul 18 22:37:00 2005
+++ b/tools/libxc/xc_ptrace.c   Mon Jul 18 23:15:02 2005
@@ -202,7 +202,7 @@
     }
     if ((page = pde_virt[cpu][vtopti(va)]) == 0) /* logical address */
        goto error_out;
-    if (ctxt[cpu].flags & VGCF_VMX_GUEST)
+    if (ctxt[cpu].flags & VGCF_VMX_GUEST && paging_enabled(&ctxt[cpu]))
         page = page_array[page >> PAGE_SHIFT] << PAGE_SHIFT;
     if (page != page_phys[cpu] || perm != prev_perm[cpu]) 
     {

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