Fix problem with checkpoint free space handling

[yaffs2.git] / direct / dtest.c

diff --git a/direct/dtest.c b/direct/dtest.c
index 13e55c7196786fb022df7b6f1e6fcf66af21717f..714cd0f9f4e012ddba066e9cd4cb19893bbbd290 100644 (file)
--- a/direct/dtest.c
+++ b/direct/dtest.c
@@ -1723,7 +1723,7 @@ void multi_mount_test(const char *mountpt,int nmounts)
 
                write_200k_file(b,"","");
                
-               printf("######## Iteration %d   Start\n",i);
+               printf("######## Iteration %d   End\n",i);
                dump_directory_tree(mountpt);
                
                yaffs_unmount(mountpt);
@@ -1731,6 +1731,147 @@ void multi_mount_test(const char *mountpt,int nmounts)
 }
 
 
+void yaffs_touch(const char *fn)
+{
+       yaffs_chmod(fn, S_IREAD | S_IWRITE);
+}
+
+void checkpoint_fill_test(const char *mountpt,int nmounts)
+{
+
+       char a[50];
+       char b[50];
+       char c[50];
+       
+       int i;
+       int j;
+       int h;
+       
+       sprintf(a,"%s/a",mountpt);
+       
+
+       
+       
+       yaffs_StartUp();
+       
+       for(i = 0; i < nmounts; i++){
+               printf("############### Iteration %d   Start\n",i);
+               yaffs_mount(mountpt);
+               dump_directory_tree(mountpt);
+               yaffs_mkdir(a,0);
+               
+               sprintf(b,"%s/zz",a);
+               
+               h = yaffs_open(b,O_CREAT | O_RDWR,S_IREAD |S_IWRITE);
+               
+               
+               while(yaffs_write(h,c,50) == 50){}
+               
+               yaffs_close(h);
+               
+               for(j = 0; j < 2; j++){
+                       printf("touch %d\n",j);
+                       yaffs_touch(b);
+                       yaffs_unmount(mountpt);
+                       yaffs_mount(mountpt);
+               }
+
+               dump_directory_tree(mountpt);           
+               yaffs_unmount(mountpt);
+       }
+}
+
+
+int make_file2(const char *name1, const char *name2,int syz)
+{
+
+       char xx[2500];
+       int i;
+       int h1=-1,h2=-1;
+       int n = 1;
+
+
+       if(name1)
+               h1 = yaffs_open(name1,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+       if(name2)
+               h2 = yaffs_open(name2,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+       
+       while(syz > 0 && n > 0){
+               i = (syz > 2500) ? 2500 : syz;
+               n = yaffs_write(h1,xx,i);
+               n = yaffs_write(h2,xx,i);
+               syz -= 500;
+       }
+       yaffs_close(h1);
+       yaffs_close(h2);
+       
+}
+
+
+extern void SetCheckpointReservedBlocks(int n);
+
+void checkpoint_upgrade_test(const char *mountpt,int nmounts)
+{
+
+       char a[50];
+       char b[50];
+       char c[50];
+       char d[50];
+       
+       int i;
+       int j;
+       int h;
+       
+       sprintf(a,"%s/a",mountpt);
+       
+
+       
+       
+       printf("Create start condition\n");
+       yaffs_StartUp();
+       SetCheckpointReservedBlocks(0);
+       yaffs_mount(mountpt);
+       yaffs_mkdir(a,0);
+       sprintf(b,"%s/zz",a);
+       sprintf(c,"%s/xx",a);
+       make_file2(b,c,2000000);
+       sprintf(d,"%s/aa",a);
+       make_file2(d,NULL,500000000);
+       dump_directory_tree(mountpt);
+       
+       printf("Umount/mount attempt full\n");
+       yaffs_unmount(mountpt);
+       
+       SetCheckpointReservedBlocks(10);
+       yaffs_mount(mountpt);
+       
+       printf("unlink small file\n");
+       yaffs_unlink(c);
+       dump_directory_tree(mountpt);
+               
+       printf("Umount/mount attempt\n");
+       yaffs_unmount(mountpt);
+       yaffs_mount(mountpt);
+       
+       for(j = 0; j < 500; j++){
+               printf("***** touch %d\n",j);
+               dump_directory_tree(mountpt);
+               yaffs_touch(b);
+               yaffs_unmount(mountpt);
+               yaffs_mount(mountpt);
+       }
+
+       for(j = 0; j < 500; j++){
+               printf("***** touch %d\n",j);
+               dump_directory_tree(mountpt);
+               yaffs_touch(b);
+               yaffs_unmount(mountpt);
+               yaffs_mount(mountpt);
+       }
+}
+       
+
+
 int main(int argc, char *argv[])
 {
        //return long_test(argc,argv);
@@ -1747,7 +1888,9 @@ int main(int argc, char *argv[])
         
         //scan_pattern_test("/flash",10000,10);
        //short_scan_test("/flash/flash",40000,200);
-        multi_mount_test("/flash/flash",20);
+        //multi_mount_test("/flash/flash",20);
+        //checkpoint_fill_test("/flash/flash",20);
+        checkpoint_upgrade_test("/flash/flash",20);