Index: base.c
===================================================================
RCS file: /cvsroot/translucency/translucency/base.c,v
retrieving revision 1.32
diff -u -r1.32 base.c
--- base.c	24 May 2004 13:03:34 -0000	1.32
+++ base.c	24 May 2004 13:04:03 -0000
@@ -36,6 +36,8 @@
 	struct dirent64 data;
 };
 
+kmem_cache_t *hash_data_cachep;
+
 static inline int match_uids(void)
 {
    struct task_struct *p = current;
@@ -308,7 +310,9 @@
                                 }
                                 if(!b_Found && !b_Whiteout){
 //				    p_Cur=malloc(sizeof(struct list_head)+i_Len+4); // save some space
-				    p_Cur=malloc(sizeof(struct hash_data_t));
+				    p_Cur=kmem_cache_alloc(hash_data_cachep, GFP_KERNEL);
+				    if(!p_Cur)
+				    	printk("TODO: handle error allocating memory\n");
 				    INIT_LIST_HEAD(&(p_Cur->list));
                                     memcpy(&(p_Cur->data), cur, i_Len);
                                     list_add_tail(&(p_Cur->list), &(p_CurList->list));
@@ -348,7 +352,7 @@
                         sys_write(outfd, cur, i_Len);
                 END_KMEM
 		list_del(ListHead);
-                free(p_Cur);
+                kmem_cache_free(hash_data_cachep, p_Cur);
             }
         }
         sys_lseek(outfd, 0, 0/*SEEK_SET*/);
@@ -728,6 +732,11 @@
 	int i;
 	char *buffer_allocated=redirection_dir_table_name_buffer;
 	memset(&redirs, 0, sizeof(redirs));
+	hash_data_cachep=kmem_cache_create("trans_hash_data", sizeof(struct hash_data_t), 0, SLAB_HWCACHE_ALIGN, NULL, NULL);
+	if(!hash_data_cachep) {
+		printk("no mem for cache\n");
+		return -ENOMEM;
+	}
 	for (i=0; i<REDIRS; ++i) {
 		struct ctl_table new={CTL_ENTRY_BASE+i,buffer_allocated,&redirs[i].b,REDIR_BUFSIZE-1,0644,NULL,&redir_handler,NULL,NULL,NULL,NULL};
 		sprintf(buffer_allocated,"%d",i);
@@ -743,8 +752,12 @@
 
 void __exit translucent_cleanup_module(void) 
 {
+	int err;
 	restore_redir_calltable();
 	unregister_sysctl_table(redirection_table_header);
+	if((err=kmem_cache_destroy(hash_data_cachep))) {
+		printk("error %i destroying cache\n", err);
+	}
 }
 
 MODULE_AUTHOR("See http://sourceforge.net/projects/translucency/");