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author | Michael Ellerman <mpe@ellerman.id.au> | 2019-01-04 22:07:47 +1100 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-01-04 22:07:47 +1100 |
commit | d538d94f0ca86cfedc892cc427169219acb3c2f7 (patch) | |
tree | 8363c4ff35907edb5245da737d7f6982bf22b945 /arch/s390/include/asm/ap.h | |
parent | KVM: PPC: Book3S HV: radix: Fix uninitialized var build error (diff) | |
parent | Remove 'type' argument from access_ok() function (diff) | |
download | linux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.tar.xz linux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.zip |
Merge branch 'master' into fixes
We have a fix to apply on top of commit 96d4f267e40f ("Remove 'type'
argument from access_ok() function"), so merge master to get it.
Diffstat (limited to 'arch/s390/include/asm/ap.h')
-rw-r--r-- | arch/s390/include/asm/ap.h | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/arch/s390/include/asm/ap.h b/arch/s390/include/asm/ap.h index 8c00fd509c45..1a6a7092d942 100644 --- a/arch/s390/include/asm/ap.h +++ b/arch/s390/include/asm/ap.h @@ -221,16 +221,22 @@ static inline struct ap_queue_status ap_aqic(ap_qid_t qid, void *ind) { register unsigned long reg0 asm ("0") = qid | (3UL << 24); - register struct ap_qirq_ctrl reg1_in asm ("1") = qirqctrl; - register struct ap_queue_status reg1_out asm ("1"); + register union { + unsigned long value; + struct ap_qirq_ctrl qirqctrl; + struct ap_queue_status status; + } reg1 asm ("1"); register void *reg2 asm ("2") = ind; + reg1.qirqctrl = qirqctrl; + asm volatile( ".long 0xb2af0000" /* PQAP(AQIC) */ - : "=d" (reg1_out) - : "d" (reg0), "d" (reg1_in), "d" (reg2) + : "+d" (reg1) + : "d" (reg0), "d" (reg2) : "cc"); - return reg1_out; + + return reg1.status; } /* @@ -264,17 +270,21 @@ static inline struct ap_queue_status ap_qact(ap_qid_t qid, int ifbit, { register unsigned long reg0 asm ("0") = qid | (5UL << 24) | ((ifbit & 0x01) << 22); - register unsigned long reg1_in asm ("1") = apinfo->val; - register struct ap_queue_status reg1_out asm ("1"); + register union { + unsigned long value; + struct ap_queue_status status; + } reg1 asm ("1"); register unsigned long reg2 asm ("2"); + reg1.value = apinfo->val; + asm volatile( ".long 0xb2af0000" /* PQAP(QACT) */ - : "+d" (reg1_in), "=d" (reg1_out), "=d" (reg2) + : "+d" (reg1), "=d" (reg2) : "d" (reg0) : "cc"); apinfo->val = reg2; - return reg1_out; + return reg1.status; } /** |