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| author | kaf24@scramble.cl.cam.ac.uk <kaf24@scramble.cl.cam.ac.uk> | 2004-11-27 15:03:05 +0000 |
|---|---|---|
| committer | kaf24@scramble.cl.cam.ac.uk <kaf24@scramble.cl.cam.ac.uk> | 2004-11-27 15:03:05 +0000 |
| commit | e5e283215b2299c860cba33f20a42a27a6a72430 (patch) | |
| tree | 4bf99ef7038eb03c7a50ce2c3dd462cdcd37b213 /xen/include/asm-x86/debugger.h | |
| parent | 3962da061ee93a783f88e84f9bac3084b448c2b8 (diff) | |
| download | xen-e5e283215b2299c860cba33f20a42a27a6a72430.tar.gz xen-e5e283215b2299c860cba33f20a42a27a6a72430.tar.bz2 xen-e5e283215b2299c860cba33f20a42a27a6a72430.zip | |
bitkeeper revision 1.1159.187.22 (41a89729VHxMK8Tp4qcLrOPCoZrdog)
First cut for VM86 support, based on Stephan Diestelhorst's patches. It
doesn't actually work yet -- it's possible that e.g., signal delivery is
broken.
Diffstat (limited to 'xen/include/asm-x86/debugger.h')
| -rw-r--r-- | xen/include/asm-x86/debugger.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/xen/include/asm-x86/debugger.h b/xen/include/asm-x86/debugger.h index 1d377c5060..d44b2d5e62 100644 --- a/xen/include/asm-x86/debugger.h +++ b/xen/include/asm-x86/debugger.h @@ -55,7 +55,8 @@ static inline int debugger_trap_entry( break; case TRAP_gp_fault: - if ( ((regs->cs & 3) != 0) && ((regs->error_code & 3) == 2) && + if ( (VM86_MODE(regs) || !RING_0(regs)) && + ((regs->error_code & 3) == 2) && pdb_initialized && (pdb_ctx.system_call != 0) ) { unsigned long cr3 = read_cr3(); |