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authorChristophe Leroy <christophe.leroy@csgroup.eu>2021-05-20 12:23:10 +0200
committerMichael Ellerman <mpe@ellerman.id.au>2021-06-15 16:16:48 +0200
commitdeefd0ae990a689089ea1e4f5ad41799d63d4fd9 (patch)
tree72baa97c882802c5f7bd66fa679f63035fc996d0 /arch/powerpc/kernel/traps.c
parentpowerpc/lib/feature-fixups: Use PPC_RAW_xxx() macros (diff)
downloadlinux-deefd0ae990a689089ea1e4f5ad41799d63d4fd9.tar.xz
linux-deefd0ae990a689089ea1e4f5ad41799d63d4fd9.zip
powerpc/traps: Start using PPC_RAW_xx() macros
Start using PPC_RAW_xx() macros where relevant. PPC_INST_SYNC is used to both represent the 'sync' instruction and the family of synchronisation instructions. Keep it for the later, maybe we'll change the name in the future to avoid confusion. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/0945c155d6cb113431185fc1296ac127359fe29b.1621506159.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
-rw-r--r--arch/powerpc/kernel/traps.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index b4ab95c9e94a..c929d93c35d0 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -67,6 +67,7 @@
#include <asm/kprobes.h>
#include <asm/stacktrace.h>
#include <asm/nmi.h>
+#include <asm/disassemble.h>
#if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC_CORE)
int (*__debugger)(struct pt_regs *regs) __read_mostly;
@@ -537,11 +538,11 @@ static inline int check_io_access(struct pt_regs *regs)
* For the debug message, we look at the preceding
* load or store.
*/
- if (*nip == PPC_INST_NOP)
+ if (*nip == PPC_RAW_NOP())
nip -= 2;
- else if (*nip == PPC_INST_ISYNC)
+ else if (*nip == PPC_RAW_ISYNC())
--nip;
- if (*nip == PPC_INST_SYNC || (*nip >> 26) == OP_TRAP) {
+ if (*nip == PPC_RAW_SYNC() || get_op(*nip) == OP_TRAP) {
unsigned int rb;
--nip;