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#ifdef FIST_MALLOC_DEBUG
#include "unionfs.h"
/* for malloc debugging */
atomic_t unionfs_malloc_counter = ATOMIC_INIT(0);
atomic_t unionfs_mallocs_outstanding = ATOMIC_INIT(0);
atomic_t unionfs_dget_counter = ATOMIC_INIT(0);
atomic_t unionfs_dgets_outstanding = ATOMIC_INIT(0);
atomic_t unionfs_iget_counter = ATOMIC_INIT(0);
atomic_t unionfs_igets_outstanding = ATOMIC_INIT(0);
void *unionfs_kzalloc(size_t size, gfp_t flags, int line, const char *file)
{
void *ptr = kzalloc(size, flags);
if (ptr) {
atomic_inc(&unionfs_malloc_counter);
atomic_inc(&unionfs_mallocs_outstanding);
printk("KZA:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_malloc_counter),
atomic_read(&unionfs_mallocs_outstanding), ptr, line,
file);
}
return ptr;
}
void *unionfs_kmalloc(size_t size, gfp_t flags, int line, const char *file)
{
void *ptr = kmalloc(size, flags);
if (ptr) {
atomic_inc(&unionfs_malloc_counter);
atomic_inc(&unionfs_mallocs_outstanding);
printk("KM:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_malloc_counter),
atomic_read(&unionfs_mallocs_outstanding), ptr, line,
file);
}
return ptr;
}
void unionfs_kfree(void *ptr, int line, const char *file)
{
atomic_inc(&unionfs_malloc_counter);
if (ptr) {
BUG_ON(IS_ERR(ptr));
atomic_dec(&unionfs_mallocs_outstanding);
}
printk("KF:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_malloc_counter),
atomic_read(&unionfs_mallocs_outstanding), ptr, line, file);
kfree(ptr);
}
void record_set(struct dentry *upper, int index, struct dentry *ptr,
struct dentry *old, int line, const char *file)
{
atomic_inc(&unionfs_dget_counter);
printk("DD:%d:%d:%d:%p:%d:%s %p, %d\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
old ? atomic_read(&old->d_count) : 0, old, line, file, upper,
index);
atomic_inc(&unionfs_dget_counter);
printk("DS:%d:%d:%d:%p:%d:%s %p, %d\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
ptr ? atomic_read(&ptr->d_count) : 0, ptr, line, file, upper,
index);
}
void record_path_lookup(struct nameidata *nd, int line, const char *file)
{
struct dentry *ptr = nd->dentry;
if (ptr) {
atomic_inc(&unionfs_dget_counter);
atomic_inc(&unionfs_dgets_outstanding);
printk("DL:%d:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
atomic_read(&ptr->d_count), ptr, line, file);
}
}
void record_path_release(struct nameidata *nd, int line, const char *file)
{
struct dentry *ptr = nd->dentry;
atomic_inc(&unionfs_dget_counter);
if (ptr)
atomic_dec(&unionfs_dgets_outstanding);
printk("DP:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
ptr ? atomic_read(&ptr->d_count) : 0, ptr, line, file);
}
struct file *unionfs_dentry_open(struct dentry *ptr, struct vfsmount *mnt,
int flags, int line, const char *file)
{
atomic_inc(&unionfs_dget_counter);
if (ptr)
atomic_dec(&unionfs_dgets_outstanding);
printk("DO:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
ptr ? atomic_read(&ptr->d_count) : 0, ptr, line, file);
return dentry_open(ptr, mnt, flags);
}
struct dentry *unionfs_dget(struct dentry *ptr, int line, const char *file)
{
ptr = dget(ptr);
if (ptr) {
atomic_inc(&unionfs_dget_counter);
atomic_inc(&unionfs_dgets_outstanding);
printk("DG:%d:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
atomic_read(&ptr->d_count), ptr, line, file);
}
return ptr;
}
struct dentry *unionfs_dget_parent(struct dentry *child, int line,
const char *file)
{
struct dentry *ptr;
ptr = dget_parent(child);
atomic_inc(&unionfs_dget_counter);
atomic_inc(&unionfs_dgets_outstanding);
printk("DG:%d:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
atomic_read(&ptr->d_count), ptr, line, file);
return ptr;
}
struct dentry *unionfs_lookup_one_len(const char *name, struct dentry *parent,
int len, int line, const char *file)
{
struct dentry *ptr = lookup_one_len(name, parent, len);
if (ptr && !IS_ERR(ptr)) {
atomic_inc(&unionfs_dget_counter);
atomic_inc(&unionfs_dgets_outstanding);
printk("DL:%d:%d:%d:%p:%d:%s\n",
atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
atomic_read(&ptr->d_count), ptr, line, file);
}
return ptr;
}
void unionfs_dput(struct dentry *ptr, int line, const char *file)
{
atomic_inc(&unionfs_dget_counter);
if (ptr) {
BUG_ON(IS_ERR(ptr));
atomic_dec(&unionfs_dgets_outstanding);
}
printk("DP:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_dget_counter),
atomic_read(&unionfs_dgets_outstanding),
ptr ? atomic_read(&ptr->d_count) : 0, ptr, line, file);
dput(ptr);
}
struct inode *unionfs_igrab(struct inode *inode, int line, char *file)
{
atomic_inc(&unionfs_iget_counter);
if (inode)
atomic_inc(&unionfs_igets_outstanding);
printk("IR:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_iget_counter),
atomic_read(&unionfs_igets_outstanding),
inode ? atomic_read(&inode->i_count) : 0, inode, line, file);
return igrab(inode);
}
void unionfs_iput(struct inode *inode, int line, char *file)
{
atomic_inc(&unionfs_iget_counter);
if (inode)
atomic_dec(&unionfs_igets_outstanding);
printk("IP:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_iget_counter),
atomic_read(&unionfs_igets_outstanding),
inode ? atomic_read(&inode->i_count) : 0, inode, line, file);
iput(inode);
}
struct inode *unionfs_iget(struct super_block *sb, unsigned long ino, int line,
char *file)
{
struct inode *inode = iget(sb, ino);
atomic_inc(&unionfs_iget_counter);
if (inode)
atomic_inc(&unionfs_igets_outstanding);
printk("IG:%d:%d:%d:%p:%d:%s\n", atomic_read(&unionfs_iget_counter),
atomic_read(&unionfs_igets_outstanding),
inode ? atomic_read(&inode->i_count) : 0, inode, line, file);
return inode;
}
#endif /* FIST_MALLOC_DEBUG */
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