diff options
Diffstat (limited to 'fs/super.c')
| -rw-r--r-- | fs/super.c | 10 |
1 files changed, 5 insertions, 5 deletions
@@ -37,6 +37,7 @@ #include <linux/writeback.h> /* for the emergency remount stuff */ #include <linux/idr.h> #include <linux/kobject.h> +#include <linux/mutex.h> #include <asm/uaccess.h> @@ -55,11 +56,10 @@ DEFINE_SPINLOCK(sb_lock); */ static struct super_block *alloc_super(void) { - struct super_block *s = kmalloc(sizeof(struct super_block), GFP_USER); + struct super_block *s = kzalloc(sizeof(struct super_block), GFP_USER); static struct super_operations default_op; if (s) { - memset(s, 0, sizeof(struct super_block)); if (security_sb_alloc(s)) { kfree(s); s = NULL; @@ -381,9 +381,9 @@ restart: void sync_filesystems(int wait) { struct super_block *sb; - static DECLARE_MUTEX(mutex); + static DEFINE_MUTEX(mutex); - down(&mutex); /* Could be down_interruptible */ + mutex_lock(&mutex); /* Could be down_interruptible */ spin_lock(&sb_lock); list_for_each_entry(sb, &super_blocks, s_list) { if (!sb->s_op->sync_fs) @@ -412,7 +412,7 @@ restart: goto restart; } spin_unlock(&sb_lock); - up(&mutex); + mutex_unlock(&mutex); } /** |
