Commit 251cbb95 authored by Minchan Kim's avatar Minchan Kim Committed by Linus Torvalds

zsmalloc: reorder function parameters

Clean up function parameter ordering to order higher data structure
first.
Signed-off-by: default avatarMinchan Kim <minchan@kernel.org>
Reviewed-by: default avatarSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 830e4bc5
......@@ -569,7 +569,7 @@ static const struct file_operations zs_stat_size_ops = {
.release = single_release,
};
static int zs_pool_stat_create(const char *name, struct zs_pool *pool)
static int zs_pool_stat_create(struct zs_pool *pool, const char *name)
{
struct dentry *entry;
......@@ -609,7 +609,7 @@ static void __exit zs_stat_exit(void)
{
}
static inline int zs_pool_stat_create(const char *name, struct zs_pool *pool)
static inline int zs_pool_stat_create(struct zs_pool *pool, const char *name)
{
return 0;
}
......@@ -655,8 +655,9 @@ static enum fullness_group get_fullness_group(struct page *first_page)
* have. This functions inserts the given zspage into the freelist
* identified by <class, fullness_group>.
*/
static void insert_zspage(struct page *first_page, struct size_class *class,
enum fullness_group fullness)
static void insert_zspage(struct size_class *class,
enum fullness_group fullness,
struct page *first_page)
{
struct page **head;
......@@ -687,8 +688,9 @@ static void insert_zspage(struct page *first_page, struct size_class *class,
* This function removes the given zspage from the freelist identified
* by <class, fullness_group>.
*/
static void remove_zspage(struct page *first_page, struct size_class *class,
enum fullness_group fullness)
static void remove_zspage(struct size_class *class,
enum fullness_group fullness,
struct page *first_page)
{
struct page **head;
......@@ -730,8 +732,8 @@ static enum fullness_group fix_fullness_group(struct size_class *class,
if (newfg == currfg)
goto out;
remove_zspage(first_page, class, currfg);
insert_zspage(first_page, class, newfg);
remove_zspage(class, currfg, first_page);
insert_zspage(class, newfg, first_page);
set_zspage_mapping(first_page, class_idx, newfg);
out:
......@@ -915,7 +917,7 @@ static void free_zspage(struct page *first_page)
}
/* Initialize a newly allocated zspage */
static void init_zspage(struct page *first_page, struct size_class *class)
static void init_zspage(struct size_class *class, struct page *first_page)
{
unsigned long off = 0;
struct page *page = first_page;
......@@ -1003,7 +1005,7 @@ static struct page *alloc_zspage(struct size_class *class, gfp_t flags)
prev_page = page;
}
init_zspage(first_page, class);
init_zspage(class, first_page);
first_page->freelist = location_to_obj(first_page, 0);
/* Maximum number of objects we can store in this zspage */
......@@ -1348,8 +1350,8 @@ void zs_unmap_object(struct zs_pool *pool, unsigned long handle)
}
EXPORT_SYMBOL_GPL(zs_unmap_object);
static unsigned long obj_malloc(struct page *first_page,
struct size_class *class, unsigned long handle)
static unsigned long obj_malloc(struct size_class *class,
struct page *first_page, unsigned long handle)
{
unsigned long obj;
struct link_free *link;
......@@ -1426,7 +1428,7 @@ unsigned long zs_malloc(struct zs_pool *pool, size_t size)
class->size, class->pages_per_zspage));
}
obj = obj_malloc(first_page, class, handle);
obj = obj_malloc(class, first_page, handle);
/* Now move the zspage to another fullness group, if required */
fix_fullness_group(class, first_page);
record_obj(handle, obj);
......@@ -1499,8 +1501,8 @@ void zs_free(struct zs_pool *pool, unsigned long handle)
}
EXPORT_SYMBOL_GPL(zs_free);
static void zs_object_copy(unsigned long dst, unsigned long src,
struct size_class *class)
static void zs_object_copy(struct size_class *class, unsigned long dst,
unsigned long src)
{
struct page *s_page, *d_page;
unsigned long s_objidx, d_objidx;
......@@ -1566,8 +1568,8 @@ static void zs_object_copy(unsigned long dst, unsigned long src,
* Find alloced object in zspage from index object and
* return handle.
*/
static unsigned long find_alloced_obj(struct page *page, int index,
struct size_class *class)
static unsigned long find_alloced_obj(struct size_class *class,
struct page *page, int index)
{
unsigned long head;
int offset = 0;
......@@ -1617,7 +1619,7 @@ static int migrate_zspage(struct zs_pool *pool, struct size_class *class,
int ret = 0;
while (1) {
handle = find_alloced_obj(s_page, index, class);
handle = find_alloced_obj(class, s_page, index);
if (!handle) {
s_page = get_next_page(s_page);
if (!s_page)
......@@ -1634,8 +1636,8 @@ static int migrate_zspage(struct zs_pool *pool, struct size_class *class,
}
used_obj = handle_to_obj(handle);
free_obj = obj_malloc(d_page, class, handle);
zs_object_copy(free_obj, used_obj, class);
free_obj = obj_malloc(class, d_page, handle);
zs_object_copy(class, free_obj, used_obj);
index++;
/*
* record_obj updates handle's value to free_obj and it will
......@@ -1664,7 +1666,7 @@ static struct page *isolate_target_page(struct size_class *class)
for (i = 0; i < _ZS_NR_FULLNESS_GROUPS; i++) {
page = class->fullness_list[i];
if (page) {
remove_zspage(page, class, i);
remove_zspage(class, i, page);
break;
}
}
......@@ -1687,7 +1689,7 @@ static enum fullness_group putback_zspage(struct zs_pool *pool,
enum fullness_group fullness;
fullness = get_fullness_group(first_page);
insert_zspage(first_page, class, fullness);
insert_zspage(class, fullness, first_page);
set_zspage_mapping(first_page, class->index, fullness);
if (fullness == ZS_EMPTY) {
......@@ -1712,7 +1714,7 @@ static struct page *isolate_source_page(struct size_class *class)
if (!page)
continue;
remove_zspage(page, class, i);
remove_zspage(class, i, page);
break;
}
......@@ -1949,7 +1951,7 @@ struct zs_pool *zs_create_pool(const char *name, gfp_t flags)
pool->flags = flags;
if (zs_pool_stat_create(name, pool))
if (zs_pool_stat_create(pool, name))
goto err;
/*
......
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