diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 3f0d6de36f745cd827969f8f60744ac6b0342f53..995304ef40bbe365ecc5c1771954fde0486709b7 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -293,7 +293,6 @@ static void zram_free_page(struct zram *zram, size_t index) { struct zram_meta *meta = zram->meta; unsigned long handle = meta->table[index].handle; - u16 size = meta->table[index].size; if (unlikely(!handle)) { /* @@ -307,14 +306,8 @@ static void zram_free_page(struct zram *zram, size_t index) return; } - if (unlikely(size > max_zpage_size)) - atomic_dec(&zram->stats.bad_compress); - zs_free(meta->mem_pool, handle); - if (size <= PAGE_SIZE / 2) - atomic_dec(&zram->stats.good_compress); - atomic64_sub(meta->table[index].size, &zram->stats.compr_size); atomic_dec(&zram->stats.pages_stored); @@ -478,7 +471,6 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, u32 index, } if (unlikely(clen > max_zpage_size)) { - atomic_inc(&zram->stats.bad_compress); clen = PAGE_SIZE; src = NULL; if (is_partial_io(bvec)) @@ -518,9 +510,6 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, u32 index, /* Update stats */ atomic64_add(clen, &zram->stats.compr_size); atomic_inc(&zram->stats.pages_stored); - if (clen <= PAGE_SIZE / 2) - atomic_inc(&zram->stats.good_compress); - out: if (locked) mutex_unlock(&meta->buffer_lock); diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index e81e9cdf414722679c20f9284b95b6b14794c82d..2f173cb1fd0ac38ad500e2a6d6be8a8a2b5a18cc 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -78,8 +78,6 @@ struct zram_stats { atomic64_t notify_free; /* no. of swap slot free notifications */ atomic_t pages_zero; /* no. of zero filled pages */ atomic_t pages_stored; /* no. of pages currently stored */ - atomic_t good_compress; /* % of pages with compression ratio<=50% */ - atomic_t bad_compress; /* % of pages with compression ratio>=75% */ }; struct zram_meta {