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powerpc: Add more exception trampolines for hypervisor exceptions

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This makes back traces and profiles easier to read.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Ellerman
2013-08-27 14:45:09 +10:00
committed by Benjamin Herrenschmidt
parent fa111f1f76
commit d671ddd665
1 changed files with 7 additions and 1 deletions
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arch/powerpc/kernel/exceptions-64s.S
+7 -1
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@@ -293,27 +293,31 @@ system_call_pSeries:
* out of line to handle them
*/
. = 0xe00
hv_exception_trampoline:
hv_data_storage_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b h_data_storage_hv
. = 0xe20
hv_instr_storage_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b h_instr_storage_hv
. = 0xe40
emulation_assist_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b emulation_assist_hv
. = 0xe60
hv_exception_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b hmi_exception_hv
. = 0xe80
hv_doorbell_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b h_doorbell_hv
@@ -809,6 +813,7 @@ system_call_relon_pSeries:
b . /* Can't happen, see v2.07 Book III-S section 6.5 */
. = 0x4e40
emulation_assist_relon_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b emulation_assist_relon_hv
@@ -817,6 +822,7 @@ system_call_relon_pSeries:
b . /* Can't happen, see v2.07 Book III-S section 6.5 */
. = 0x4e80
h_doorbell_relon_trampoline:
SET_SCRATCH0(r13)
EXCEPTION_PROLOG_0(PACA_EXGEN)
b h_doorbell_relon_hv