diff options
Diffstat (limited to 'drivers/md')
-rw-r--r-- | drivers/md/bcache/super.c | 8 | ||||
-rw-r--r-- | drivers/md/bcache/util.h | 12 | ||||
-rw-r--r-- | drivers/md/dm-bufio.c | 2 | ||||
-rw-r--r-- | drivers/md/dm-ioctl.c | 13 | ||||
-rw-r--r-- | drivers/md/dm-stats.c | 7 |
5 files changed, 10 insertions, 32 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 85e3f21c2514..e57353e39168 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -767,16 +767,12 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size, } n = d->nr_stripes * sizeof(atomic_t); - d->stripe_sectors_dirty = n < PAGE_SIZE << 6 - ? kzalloc(n, GFP_KERNEL) - : vzalloc(n); + d->stripe_sectors_dirty = kvzalloc(n, GFP_KERNEL); if (!d->stripe_sectors_dirty) return -ENOMEM; n = BITS_TO_LONGS(d->nr_stripes) * sizeof(unsigned long); - d->full_dirty_stripes = n < PAGE_SIZE << 6 - ? kzalloc(n, GFP_KERNEL) - : vzalloc(n); + d->full_dirty_stripes = kvzalloc(n, GFP_KERNEL); if (!d->full_dirty_stripes) return -ENOMEM; diff --git a/drivers/md/bcache/util.h b/drivers/md/bcache/util.h index 5d13930f0f22..cb8d2ccbb6c6 100644 --- a/drivers/md/bcache/util.h +++ b/drivers/md/bcache/util.h @@ -43,11 +43,7 @@ struct closure; (heap)->used = 0; \ (heap)->size = (_size); \ _bytes = (heap)->size * sizeof(*(heap)->data); \ - (heap)->data = NULL; \ - if (_bytes < KMALLOC_MAX_SIZE) \ - (heap)->data = kmalloc(_bytes, (gfp)); \ - if ((!(heap)->data) && ((gfp) & GFP_KERNEL)) \ - (heap)->data = vmalloc(_bytes); \ + (heap)->data = kvmalloc(_bytes, (gfp) & GFP_KERNEL); \ (heap)->data; \ }) @@ -136,12 +132,8 @@ do { \ \ (fifo)->mask = _allocated_size - 1; \ (fifo)->front = (fifo)->back = 0; \ - (fifo)->data = NULL; \ \ - if (_bytes < KMALLOC_MAX_SIZE) \ - (fifo)->data = kmalloc(_bytes, (gfp)); \ - if ((!(fifo)->data) && ((gfp) & GFP_KERNEL)) \ - (fifo)->data = vmalloc(_bytes); \ + (fifo)->data = kvmalloc(_bytes, (gfp) & GFP_KERNEL); \ (fifo)->data; \ }) diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 280b56c229d6..9407803b79df 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -406,7 +406,7 @@ static void *alloc_buffer_data(struct dm_bufio_client *c, gfp_t gfp_mask, if (gfp_mask & __GFP_NORETRY) noio_flag = memalloc_noio_save(); - ptr = __vmalloc(c->block_size, gfp_mask | __GFP_HIGHMEM, PAGE_KERNEL); + ptr = __vmalloc(c->block_size, gfp_mask, PAGE_KERNEL); if (gfp_mask & __GFP_NORETRY) memalloc_noio_restore(noio_flag); diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 4da6fc6b1ffd..4951bf99dfb1 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -1699,6 +1699,7 @@ static int copy_params(struct dm_ioctl __user *user, struct dm_ioctl *param_kern struct dm_ioctl *dmi; int secure_data; const size_t minimum_data_size = offsetof(struct dm_ioctl, data); + unsigned noio_flag; if (copy_from_user(param_kernel, user, minimum_data_size)) return -EFAULT; @@ -1721,15 +1722,9 @@ static int copy_params(struct dm_ioctl __user *user, struct dm_ioctl *param_kern * Use kmalloc() rather than vmalloc() when we can. */ dmi = NULL; - if (param_kernel->data_size <= KMALLOC_MAX_SIZE) - dmi = kmalloc(param_kernel->data_size, GFP_NOIO | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN); - - if (!dmi) { - unsigned noio_flag; - noio_flag = memalloc_noio_save(); - dmi = __vmalloc(param_kernel->data_size, GFP_NOIO | __GFP_HIGH | __GFP_HIGHMEM, PAGE_KERNEL); - memalloc_noio_restore(noio_flag); - } + noio_flag = memalloc_noio_save(); + dmi = kvmalloc(param_kernel->data_size, GFP_KERNEL); + memalloc_noio_restore(noio_flag); if (!dmi) { if (secure_data && clear_user(user, param_kernel->data_size)) diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c index 0250e7e521ab..6028d8247f58 100644 --- a/drivers/md/dm-stats.c +++ b/drivers/md/dm-stats.c @@ -146,12 +146,7 @@ static void *dm_kvzalloc(size_t alloc_size, int node) if (!claim_shared_memory(alloc_size)) return NULL; - if (alloc_size <= KMALLOC_MAX_SIZE) { - p = kzalloc_node(alloc_size, GFP_KERNEL | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN, node); - if (p) - return p; - } - p = vzalloc_node(alloc_size, node); + p = kvzalloc_node(alloc_size, GFP_KERNEL | __GFP_NOMEMALLOC, node); if (p) return p; |