[Xen-devel,v2,1/3] xen/arm: arm32: Rename the trap to the correct name

Message ID 20170505143036.27405-2-julien.grall@arm.com
State New
Headers show
Series
  • xen/arm: Survive unknown traps from guests
Related show

Commit Message

Julien Grall May 5, 2017, 2:30 p.m.
Per Table B1-3 in ARM DDI 0406C.c, the vector 0x8 for hyp is called
"Hypervisor Call".

Signed-off-by: Julien Grall <julien.grall@arm.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>

---
    Changes in v2:
        - Add Stefano's reviewed-by
---
 xen/arch/arm/arm32/entry.S | 4 ++--
 xen/arch/arm/arm32/traps.c | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

Patch hide | download patch | download mbox

diff --git a/xen/arch/arm/arm32/entry.S b/xen/arch/arm/arm32/entry.S
index 2b04a99664..05733089f7 100644
--- a/xen/arch/arm/arm32/entry.S
+++ b/xen/arch/arm/arm32/entry.S
@@ -149,7 +149,7 @@  trap_##trap:                                                            \
 GLOBAL(hyp_traps_vector)
         .word 0                         /* 0x00 - Reset */
         b trap_undefined_instruction    /* 0x04 - Undefined Instruction */
-        b trap_supervisor_call          /* 0x08 - Supervisor Call */
+        b trap_hypervisor_call          /* 0x08 - Hypervisor Call */
         b trap_prefetch_abort           /* 0x0c - Prefetch Abort */
         b trap_data_abort               /* 0x10 - Data Abort */
         b trap_hypervisor               /* 0x14 - Hypervisor */
@@ -157,7 +157,7 @@  GLOBAL(hyp_traps_vector)
         b trap_fiq                      /* 0x1c - FIQ */
 
 DEFINE_TRAP_ENTRY(undefined_instruction)
-DEFINE_TRAP_ENTRY(supervisor_call)
+DEFINE_TRAP_ENTRY(hypervisor_call)
 DEFINE_TRAP_ENTRY(prefetch_abort)
 DEFINE_TRAP_ENTRY(hypervisor)
 DEFINE_TRAP_ENTRY_NOIRQ(irq)
diff --git a/xen/arch/arm/arm32/traps.c b/xen/arch/arm/arm32/traps.c
index 5bc5f64d86..e75836792a 100644
--- a/xen/arch/arm/arm32/traps.c
+++ b/xen/arch/arm/arm32/traps.c
@@ -50,9 +50,9 @@  die:
     do_unexpected_trap("Undefined Instruction", regs);
 }
 
-asmlinkage void do_trap_supervisor_call(struct cpu_user_regs *regs)
+asmlinkage void do_trap_hypervisor_call(struct cpu_user_regs *regs)
 {
-    do_unexpected_trap("Supervisor Call", regs);
+    do_unexpected_trap("Hypervisor Call", regs);
 }
 
 asmlinkage void do_trap_prefetch_abort(struct cpu_user_regs *regs)