mm/slab: minor coding style tweaks

Fix some coding style issues, improve code reading.  Adds whitespace to
clearly separate the parameters.

Link: https://lkml.kernel.org/r/1612841499-32166-1-git-send-email-daizhiyuan@phytium.com.cn
Signed-off-by: Zhiyuan Dai <daizhiyuan@phytium.com.cn>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/slab.c b/mm/slab.c
index 9982ff8..cdad64b 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -272,7 +272,7 @@ static void kmem_cache_node_init(struct kmem_cache_node *parent)
 #define        STATS_DEC_ACTIVE(x)     ((x)->num_active--)
 #define        STATS_INC_ALLOCED(x)    ((x)->num_allocations++)
 #define        STATS_INC_GROWN(x)      ((x)->grown++)
-#define        STATS_ADD_REAPED(x,y)   ((x)->reaped += (y))
+#define        STATS_ADD_REAPED(x, y)  ((x)->reaped += (y))
 #define        STATS_SET_HIGH(x)                                               \
        do {                                                            \
                if ((x)->num_active > (x)->high_mark)                   \
@@ -296,7 +296,7 @@ static void kmem_cache_node_init(struct kmem_cache_node *parent)
 #define        STATS_DEC_ACTIVE(x)     do { } while (0)
 #define        STATS_INC_ALLOCED(x)    do { } while (0)
 #define        STATS_INC_GROWN(x)      do { } while (0)
-#define        STATS_ADD_REAPED(x,y)   do { (void)(y); } while (0)
+#define        STATS_ADD_REAPED(x, y)  do { (void)(y); } while (0)
 #define        STATS_SET_HIGH(x)       do { } while (0)
 #define        STATS_INC_ERR(x)        do { } while (0)
 #define        STATS_INC_NODEALLOCS(x) do { } while (0)
@@ -332,7 +332,7 @@ static int obj_offset(struct kmem_cache *cachep)
 static unsigned long long *dbg_redzone1(struct kmem_cache *cachep, void *objp)
 {
        BUG_ON(!(cachep->flags & SLAB_RED_ZONE));
-       return (unsigned long long*) (objp + obj_offset(cachep) -
+       return (unsigned long long *) (objp + obj_offset(cachep) -
                                      sizeof(unsigned long long));
 }
 
@@ -580,7 +580,7 @@ static int transfer_objects(struct array_cache *to,
        if (!nr)
                return 0;
 
-       memcpy(to->entry + to->avail, from->entry + from->avail -nr,
+       memcpy(to->entry + to->avail, from->entry + from->avail - nr,
                        sizeof(void *) *nr);
 
        from->avail -= nr;
@@ -2737,7 +2737,7 @@ static void *cache_free_debugcheck(struct kmem_cache *cachep, void *objp,
 
 #else
 #define kfree_debugcheck(x) do { } while(0)
-#define cache_free_debugcheck(x,objp,z) (objp)
+#define cache_free_debugcheck(x, objp, z) (objp)
 #endif
 
 static inline void fixup_objfreelist_debug(struct kmem_cache *cachep,
@@ -3024,7 +3024,7 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
        return objp;
 }
 #else
-#define cache_alloc_debugcheck_after(a,b,objp,d) (objp)
+#define cache_alloc_debugcheck_after(a, b, objp, d) (objp)
 #endif
 
 static inline void *____cache_alloc(struct kmem_cache *cachep, gfp_t flags)