Merge tag 'x86_mm_for_6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

[platform/kernel/linux-starfive.git] / include / linux / sched / mm.h

diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index 689dbe8..af12fcb 100644 (file)
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -485,6 +485,11 @@ static inline void mm_pasid_init(struct mm_struct *mm)
        mm->pasid = INVALID_IOASID;
 }
 
+static inline bool mm_valid_pasid(struct mm_struct *mm)
+{
+       return mm->pasid != INVALID_IOASID;
+}
+
 /* Associate a PASID with an mm_struct: */
 static inline void mm_pasid_set(struct mm_struct *mm, u32 pasid)
 {
@@ -493,13 +498,14 @@ static inline void mm_pasid_set(struct mm_struct *mm, u32 pasid)
 
 static inline void mm_pasid_drop(struct mm_struct *mm)
 {
-       if (pasid_valid(mm->pasid)) {
+       if (mm_valid_pasid(mm)) {
                ioasid_free(mm->pasid);
                mm->pasid = INVALID_IOASID;
        }
 }
 #else
 static inline void mm_pasid_init(struct mm_struct *mm) {}
+static inline bool mm_valid_pasid(struct mm_struct *mm) { return false; }
 static inline void mm_pasid_set(struct mm_struct *mm, u32 pasid) {}
 static inline void mm_pasid_drop(struct mm_struct *mm) {}
 #endif