Add wrapper function for the Purge TLB instruction.
Signed-off-by: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx>
---
lib/s390x/asm/pgtable.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/s390x/asm/pgtable.h b/lib/s390x/asm/pgtable.h
index 7b556ad9..fcb30a1e 100644
--- a/lib/s390x/asm/pgtable.h
+++ b/lib/s390x/asm/pgtable.h
@@ -247,4 +247,9 @@ static inline void idte_pgdp(unsigned long vaddr, pgdval_t *pgdp)
idte((unsigned long)(pgdp - pgd_index(vaddr)) | ASCE_DT_REGION1, vaddr);
}
+static inline void ptlb(void)
+{
+ asm volatile("ptlb" : : : "memory");
+}
+
#endif /* _ASMS390X_PGTABLE_H_ */
--
2.47.1
