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authorMichael Ellerman <mpe@ellerman.id.au>2017-08-08 16:39:22 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2017-08-10 23:31:30 +1000
commit42bff234be3bb05b74001a108004ced8407a6068 (patch)
treea087e055eadd23f83cf86db97badeee164b364c5 /arch
parent0d0935b367b41394aae9d9ee45fb9a2317b8baf7 (diff)
powerpc/traps: Inline get_mc_reason()
get_mc_reason() no longer provides (if it ever really did) any meaningful abstraction, so remove it. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/traps.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 8d1f79b30ff2..1b1ae799e2f2 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -399,11 +399,6 @@ static inline int check_io_access(struct pt_regs *regs)
/* On 4xx, the reason for the machine check or program exception
is in the ESR. */
#define get_reason(regs) ((regs)->dsisr)
-#ifndef CONFIG_FSL_BOOKE
-#define get_mc_reason(regs) ((regs)->dsisr)
-#else
-#define get_mc_reason(regs) (mfspr(SPRN_MCSR))
-#endif
#define REASON_FP ESR_FP
#define REASON_ILLEGAL (ESR_PIL | ESR_PUO)
#define REASON_PRIVILEGED ESR_PPR
@@ -417,7 +412,6 @@ static inline int check_io_access(struct pt_regs *regs)
/* On non-4xx, the reason for the machine check or program
exception is in the MSR. */
#define get_reason(regs) ((regs)->msr)
-#define get_mc_reason(regs) ((regs)->msr)
#define REASON_TM 0x200000
#define REASON_FP 0x100000
#define REASON_ILLEGAL 0x80000
@@ -530,7 +524,7 @@ silent_out:
int machine_check_e500(struct pt_regs *regs)
{
- unsigned long reason = get_mc_reason(regs);
+ unsigned long reason = mfspr(SPRN_MCSR);
if (reason & MCSR_BUS_RBERR) {
if (fsl_rio_mcheck_exception(regs))
@@ -577,7 +571,7 @@ int machine_check_generic(struct pt_regs *regs)
#elif defined(CONFIG_E200)
int machine_check_e200(struct pt_regs *regs)
{
- unsigned long reason = get_mc_reason(regs);
+ unsigned long reason = mfspr(SPRN_MCSR);
printk("Machine check in kernel mode.\n");
printk("Caused by (from MCSR=%lx): ", reason);
@@ -602,7 +596,7 @@ int machine_check_e200(struct pt_regs *regs)
#elif defined(CONFIG_PPC_8xx)
int machine_check_8xx(struct pt_regs *regs)
{
- unsigned long reason = get_mc_reason(regs);
+ unsigned long reason = regs->msr;
pr_err("Machine check in kernel mode.\n");
pr_err("Caused by (from SRR1=%lx): ", reason);
@@ -627,7 +621,7 @@ int machine_check_8xx(struct pt_regs *regs)
#else
int machine_check_generic(struct pt_regs *regs)
{
- unsigned long reason = get_mc_reason(regs);
+ unsigned long reason = regs->msr;
printk("Machine check in kernel mode.\n");
printk("Caused by (from SRR1=%lx): ", reason);