diff options
Diffstat (limited to 'arch/s390/mm/gmap.c')
| -rw-r--r-- | arch/s390/mm/gmap.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c index 39c3a6e3d262..cd8e03f04d6d 100644 --- a/arch/s390/mm/gmap.c +++ b/arch/s390/mm/gmap.c @@ -67,7 +67,7 @@ static struct gmap *gmap_alloc(unsigned long limit) INIT_RADIX_TREE(&gmap->host_to_rmap, GFP_ATOMIC); spin_lock_init(&gmap->guest_table_lock); spin_lock_init(&gmap->shadow_lock); - atomic_set(&gmap->ref_count, 1); + refcount_set(&gmap->ref_count, 1); page = alloc_pages(GFP_KERNEL, CRST_ALLOC_ORDER); if (!page) goto out_free; @@ -214,7 +214,7 @@ static void gmap_free(struct gmap *gmap) */ struct gmap *gmap_get(struct gmap *gmap) { - atomic_inc(&gmap->ref_count); + refcount_inc(&gmap->ref_count); return gmap; } EXPORT_SYMBOL_GPL(gmap_get); @@ -227,7 +227,7 @@ EXPORT_SYMBOL_GPL(gmap_get); */ void gmap_put(struct gmap *gmap) { - if (atomic_dec_return(&gmap->ref_count) == 0) + if (refcount_dec_and_test(&gmap->ref_count)) gmap_free(gmap); } EXPORT_SYMBOL_GPL(gmap_put); @@ -1594,7 +1594,7 @@ static struct gmap *gmap_find_shadow(struct gmap *parent, unsigned long asce, continue; if (!sg->initialized) return ERR_PTR(-EAGAIN); - atomic_inc(&sg->ref_count); + refcount_inc(&sg->ref_count); return sg; } return NULL; @@ -1682,7 +1682,7 @@ struct gmap *gmap_shadow(struct gmap *parent, unsigned long asce, } } } - atomic_set(&new->ref_count, 2); + refcount_set(&new->ref_count, 2); list_add(&new->list, &parent->children); if (asce & _ASCE_REAL_SPACE) { /* nothing to protect, return right away */ |