[PATCH 08/12] powerpc/rtas: Remove machine_check_in_rtas()
From: Christophe Leroy <hidden>
Date: 2020-03-29 09:41:18
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
machine_check_in_rtas() is just a trap. Do the trap directly in the machine check exception handler. Signed-off-by: Christophe Leroy <redacted> --- arch/powerpc/kernel/entry_32.S | 6 ------ arch/powerpc/kernel/head_32.S | 2 +- 2 files changed, 1 insertion(+), 7 deletions(-)
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index a6371fb8f761..e652f6506888 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S@@ -1391,10 +1391,4 @@ _GLOBAL(enter_rtas) mtspr SPRN_SRR0,r8 mtspr SPRN_SRR1,r9 RFI /* return to caller */ - - .globl machine_check_in_rtas -machine_check_in_rtas: - twi 31,0,0 - /* XXX load up BATs and panic */ - #endif /* CONFIG_PPC_RTAS */
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index daaa153950c2..cbd30cac2496 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S@@ -297,7 +297,7 @@ MachineCheck: cmpwi cr1, r4, 0 #endif beq cr1, machine_check_tramp - b machine_check_in_rtas + twi 31, 0, 0 #else b machine_check_tramp #endif
--
2.25.0