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| author | Sven Schnelle <svens@linux.ibm.com> | 2022-07-26 09:43:53 +0200 |
|---|---|---|
| committer | Alexander Gordeev <agordeev@linux.ibm.com> | 2022-07-28 18:05:24 +0200 |
| commit | 520763a3272abf0ebf161c748bdbc8dad275521c (patch) | |
| tree | fbe08042f0c41286818b33f36f45ec9df9b5a946 /arch/s390 | |
| parent | s390: add ELF note type for encrypted CPU state of a PV VCPU (diff) | |
| download | linux-520763a3272abf0ebf161c748bdbc8dad275521c.tar.xz linux-520763a3272abf0ebf161c748bdbc8dad275521c.zip | |
s390/nmi: use irqentry_nmi_enter()/irqentry_nmi_exit()
With generic entry in place switch the nmi handler to use
the generic entry helper functions.
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/nmi.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c index 53ed3884fe64..60ac66aab163 100644 --- a/arch/s390/kernel/nmi.c +++ b/arch/s390/kernel/nmi.c @@ -11,6 +11,7 @@ #include <linux/kernel_stat.h> #include <linux/init.h> #include <linux/errno.h> +#include <linux/entry-common.h> #include <linux/hardirq.h> #include <linux/log2.h> #include <linux/kprobes.h> @@ -397,11 +398,12 @@ int notrace s390_do_machine_check(struct pt_regs *regs) static unsigned long long last_ipd; struct mcck_struct *mcck; unsigned long long tmp; + irqentry_state_t irq_state; union mci mci; unsigned long mcck_dam_code; int mcck_pending = 0; - nmi_enter(); + irq_state = irqentry_nmi_enter(regs); if (user_mode(regs)) update_timer_mcck(); @@ -504,14 +506,14 @@ int notrace s390_do_machine_check(struct pt_regs *regs) clear_cpu_flag(CIF_MCCK_GUEST); if (user_mode(regs) && mcck_pending) { - nmi_exit(); + irqentry_nmi_exit(regs, irq_state); return 1; } if (mcck_pending) schedule_mcck_handler(); - nmi_exit(); + irqentry_nmi_exit(regs, irq_state); return 0; } NOKPROBE_SYMBOL(s390_do_machine_check); |