diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/devres.c | 10 | ||||
| -rw-r--r-- | drivers/base/regmap/regcache-rbtree.c | 12 | ||||
| -rw-r--r-- | drivers/base/regmap/regmap-debugfs.c | 12 |
3 files changed, 10 insertions, 24 deletions
diff --git a/drivers/base/devres.c b/drivers/base/devres.c index 4aaf00d2098b..e038e2b3b7ea 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -26,8 +26,14 @@ struct devres_node { struct devres { struct devres_node node; - /* -- 3 pointers */ - unsigned long long data[]; /* guarantee ull alignment */ + /* + * Some archs want to perform DMA into kmalloc caches + * and need a guaranteed alignment larger than + * the alignment of a 64-bit integer. + * Thus we use ARCH_KMALLOC_MINALIGN here and get exactly the same + * buffer alignment as if it was allocated by plain kmalloc(). + */ + u8 __aligned(ARCH_KMALLOC_MINALIGN) data[]; }; struct devres_group { diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c index b1e9aae9a5d0..2e8f0144f9ab 100644 --- a/drivers/base/regmap/regcache-rbtree.c +++ b/drivers/base/regmap/regcache-rbtree.c @@ -177,17 +177,7 @@ static int rbtree_show(struct seq_file *s, void *ignored) return 0; } -static int rbtree_open(struct inode *inode, struct file *file) -{ - return single_open(file, rbtree_show, inode->i_private); -} - -static const struct file_operations rbtree_fops = { - .open = rbtree_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(rbtree); static void rbtree_debugfs_init(struct regmap *map) { diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index 87b562e49a43..19eb454f26c3 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -435,17 +435,7 @@ static int regmap_access_show(struct seq_file *s, void *ignored) return 0; } -static int access_open(struct inode *inode, struct file *file) -{ - return single_open(file, regmap_access_show, inode->i_private); -} - -static const struct file_operations regmap_access_fops = { - .open = access_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(regmap_access); static ssize_t regmap_cache_only_write_file(struct file *file, const char __user *user_buf, |
