diff options
| -rw-r--r-- | fs/ocfs2/localalloc.c | 86 | ||||
| -rw-r--r-- | fs/ocfs2/ocfs2.h | 5 |
2 files changed, 0 insertions, 91 deletions
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index ec70cdbe77f..bac7e6abaf4 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -28,7 +28,6 @@ #include <linux/slab.h> #include <linux/highmem.h> #include <linux/bitops.h> -#include <linux/debugfs.h> #define MLOG_MASK_PREFIX ML_DISK_ALLOC #include <cluster/masklog.h> @@ -75,84 +74,6 @@ static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb, static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb, struct inode *local_alloc_inode); -#ifdef CONFIG_OCFS2_FS_STATS - -static int ocfs2_la_debug_open(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -#define LA_DEBUG_BUF_SZ PAGE_CACHE_SIZE -#define LA_DEBUG_VER 1 -static ssize_t ocfs2_la_debug_read(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - static DEFINE_MUTEX(la_debug_mutex); - struct ocfs2_super *osb = file->private_data; - int written, ret; - char *buf = osb->local_alloc_debug_buf; - - mutex_lock(&la_debug_mutex); - memset(buf, 0, LA_DEBUG_BUF_SZ); - - written = snprintf(buf, LA_DEBUG_BUF_SZ, - "0x%x\t0x%llx\t%u\t%u\t0x%x\n", - LA_DEBUG_VER, - (unsigned long long)osb->la_last_gd, - osb->local_alloc_default_bits, - osb->local_alloc_bits, osb->local_alloc_state); - - ret = simple_read_from_buffer(userbuf, count, ppos, buf, written); - - mutex_unlock(&la_debug_mutex); - return ret; -} - -static const struct file_operations ocfs2_la_debug_fops = { - .open = ocfs2_la_debug_open, - .read = ocfs2_la_debug_read, -}; - -static void ocfs2_init_la_debug(struct ocfs2_super *osb) -{ - osb->local_alloc_debug_buf = kmalloc(LA_DEBUG_BUF_SZ, GFP_NOFS); - if (!osb->local_alloc_debug_buf) - return; - - osb->local_alloc_debug = debugfs_create_file("local_alloc_stats", - S_IFREG|S_IRUSR, - osb->osb_debug_root, - osb, - &ocfs2_la_debug_fops); - if (!osb->local_alloc_debug) { - kfree(osb->local_alloc_debug_buf); - osb->local_alloc_debug_buf = NULL; - } -} - -static void ocfs2_shutdown_la_debug(struct ocfs2_super *osb) -{ - if (osb->local_alloc_debug) - debugfs_remove(osb->local_alloc_debug); - - if (osb->local_alloc_debug_buf) - kfree(osb->local_alloc_debug_buf); - - osb->local_alloc_debug_buf = NULL; - osb->local_alloc_debug = NULL; -} -#else /* CONFIG_OCFS2_FS_STATS */ -static void ocfs2_init_la_debug(struct ocfs2_super *osb) -{ - return; -} -static void ocfs2_shutdown_la_debug(struct ocfs2_super *osb) -{ - return; -} -#endif - static inline int ocfs2_la_state_enabled(struct ocfs2_super *osb) { return (osb->local_alloc_state == OCFS2_LA_THROTTLED || @@ -226,8 +147,6 @@ int ocfs2_load_local_alloc(struct ocfs2_super *osb) mlog_entry_void(); - ocfs2_init_la_debug(osb); - if (osb->local_alloc_bits == 0) goto bail; @@ -299,9 +218,6 @@ bail: if (inode) iput(inode); - if (status < 0) - ocfs2_shutdown_la_debug(osb); - mlog(0, "Local alloc window bits = %d\n", osb->local_alloc_bits); mlog_exit(status); @@ -331,8 +247,6 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb) cancel_delayed_work(&osb->la_enable_wq); flush_workqueue(ocfs2_wq); - ocfs2_shutdown_la_debug(osb); - if (osb->local_alloc_state == OCFS2_LA_UNUSED) goto out; diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 18d8542a615..a7c8369c402 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -287,11 +287,6 @@ struct ocfs2_super u64 la_last_gd; -#ifdef CONFIG_OCFS2_FS_STATS - struct dentry *local_alloc_debug; - char *local_alloc_debug_buf; -#endif - /* Next three fields are for local node slot recovery during * mount. */ int dirty; |