diff options
Diffstat (limited to 'arch/s390/mm/fault.c')
| -rw-r--r-- | arch/s390/mm/fault.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 72af23bacbb5..2b8f32f56e0c 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -636,17 +636,19 @@ struct pfault_refbk { u64 reserved; } __attribute__ ((packed, aligned(8))); +static struct pfault_refbk pfault_init_refbk = { + .refdiagc = 0x258, + .reffcode = 0, + .refdwlen = 5, + .refversn = 2, + .refgaddr = __LC_LPP, + .refselmk = 1ULL << 48, + .refcmpmk = 1ULL << 48, + .reserved = __PF_RES_FIELD +}; + int pfault_init(void) { - struct pfault_refbk refbk = { - .refdiagc = 0x258, - .reffcode = 0, - .refdwlen = 5, - .refversn = 2, - .refgaddr = __LC_LPP, - .refselmk = 1ULL << 48, - .refcmpmk = 1ULL << 48, - .reserved = __PF_RES_FIELD }; int rc; if (pfault_disable) @@ -658,18 +660,20 @@ int pfault_init(void) "1: la %0,8\n" "2:\n" EX_TABLE(0b,1b) - : "=d" (rc) : "a" (&refbk), "m" (refbk) : "cc"); + : "=d" (rc) + : "a" (&pfault_init_refbk), "m" (pfault_init_refbk) : "cc"); return rc; } +static struct pfault_refbk pfault_fini_refbk = { + .refdiagc = 0x258, + .reffcode = 1, + .refdwlen = 5, + .refversn = 2, +}; + void pfault_fini(void) { - struct pfault_refbk refbk = { - .refdiagc = 0x258, - .reffcode = 1, - .refdwlen = 5, - .refversn = 2, - }; if (pfault_disable) return; @@ -678,7 +682,7 @@ void pfault_fini(void) " diag %0,0,0x258\n" "0: nopr %%r7\n" EX_TABLE(0b,0b) - : : "a" (&refbk), "m" (refbk) : "cc"); + : : "a" (&pfault_fini_refbk), "m" (pfault_fini_refbk) : "cc"); } static DEFINE_SPINLOCK(pfault_lock); |