Commit 8cded866 authored by Jia-Ju Bai's avatar Jia-Ju Bai Committed by Linus Torvalds

mm/mempool.c: remove unused argument in kasan_unpoison_element() and remove_element()

The argument "gfp_t flags" is not used in kasan_unpoison_element() and
remove_element(), so remove it.

Link: http://lkml.kernel.org/r/20180621070332.16633-1-baijiaju1990@gmail.comSigned-off-by: default avatarJia-Ju Bai <baijiaju1990@gmail.com>
Reviewed-by: default avatarMatthew Wilcox <willy@infradead.org>
Acked-by: default avatarMichal Hocko <mhocko@suse.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent bb451fdf
......@@ -111,7 +111,7 @@ static __always_inline void kasan_poison_element(mempool_t *pool, void *element)
kasan_free_pages(element, (unsigned long)pool->pool_data);
}
static void kasan_unpoison_element(mempool_t *pool, void *element, gfp_t flags)
static void kasan_unpoison_element(mempool_t *pool, void *element)
{
if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
kasan_unpoison_slab(element);
......@@ -127,12 +127,12 @@ static __always_inline void add_element(mempool_t *pool, void *element)
pool->elements[pool->curr_nr++] = element;
}
static void *remove_element(mempool_t *pool, gfp_t flags)
static void *remove_element(mempool_t *pool)
{
void *element = pool->elements[--pool->curr_nr];
BUG_ON(pool->curr_nr < 0);
kasan_unpoison_element(pool, element, flags);
kasan_unpoison_element(pool, element);
check_element(pool, element);
return element;
}
......@@ -151,7 +151,7 @@ static void *remove_element(mempool_t *pool, gfp_t flags)
void mempool_exit(mempool_t *pool)
{
while (pool->curr_nr) {
void *element = remove_element(pool, GFP_KERNEL);
void *element = remove_element(pool);
pool->free(element, pool->pool_data);
}
kfree(pool->elements);
......@@ -301,7 +301,7 @@ int mempool_resize(mempool_t *pool, int new_min_nr)
spin_lock_irqsave(&pool->lock, flags);
if (new_min_nr <= pool->min_nr) {
while (new_min_nr < pool->curr_nr) {
element = remove_element(pool, GFP_KERNEL);
element = remove_element(pool);
spin_unlock_irqrestore(&pool->lock, flags);
pool->free(element, pool->pool_data);
spin_lock_irqsave(&pool->lock, flags);
......@@ -387,7 +387,7 @@ void *mempool_alloc(mempool_t *pool, gfp_t gfp_mask)
spin_lock_irqsave(&pool->lock, flags);
if (likely(pool->curr_nr)) {
element = remove_element(pool, gfp_temp);
element = remove_element(pool);
spin_unlock_irqrestore(&pool->lock, flags);
/* paired with rmb in mempool_free(), read comment there */
smp_wmb();
......
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