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-rw-r--r--arch/s390/pci/pci_clp.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 2c847143cbd..702bd269368 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -19,18 +19,19 @@
* Call Logical Processor
* Retry logic is handled by the caller.
*/
-static inline u8 clp_instr(void *req)
+static inline u8 clp_instr(void *data)
{
- u64 ilpm;
+ struct { u8 _[CLP_BLK_SIZE]; } *req = data;
+ u64 ignored;
u8 cc;
asm volatile (
- " .insn rrf,0xb9a00000,%[ilpm],%[req],0x0,0x2\n"
+ " .insn rrf,0xb9a00000,%[ign],%[req],0x0,0x2\n"
" ipm %[cc]\n"
" srl %[cc],28\n"
- : [cc] "=d" (cc), [ilpm] "=d" (ilpm)
+ : [cc] "=d" (cc), [ign] "=d" (ignored), "+m" (*req)
: [req] "a" (req)
- : "cc", "memory");
+ : "cc");
return cc;
}