Changeset 433 for trunk/kernel/fs


Ignore:
Timestamp:
Feb 14, 2018, 3:40:19 PM (7 years ago)
Author:
alain
Message:

blip

Location:
trunk/kernel/fs
Files:
2 edited

Legend:

Unmodified
Added
Removed

  • trunk/kernel/fs/devfs.c

    r430 r433  
    2828#include <printk.h>
    2929#include <chdev.h>
     30#include <thread.h>
    3031#include <dev_txt.h>
    3132#include <cluster.h>
    … …  
    8687    error_t  error;
    8788
    88     devfs_dmsg("\n[DBG] %s : enter in cluster %x\n",
    89                __FUNCTION__ , local_cxy );
     89#if CONFIG_DEBUG_DEVFS_INIT
     90uint32_t cycle = (uint32_t)hal_get_cycles();
     91if( CONFIG_DEBUG_DEVFS_INIT < cycle )
     92printk("\n[DBG] %s : thread %x enter at cycle %d\n",
     93__FUNCTION__ , CURRENT_THREAD , cycle );
     94#endif
    9095
    9196    // creates DEVFS "dev" inode in cluster IO
    … …  
    100105    assert( (error == 0) , __FUNCTION__ , "cannot create <dev>\n" );
    101106
    102     devfs_dmsg("\n[DBG] %s : <dev> created in cluster %x\n",
    103                __FUNCTION__ , local_cxy );
    104 
    105107    // create DEVFS "external" inode in cluster IO
    106108    error = vfs_add_child_in_parent( LOCAL_CLUSTER->io_cxy,
    … …  
    114116    assert( (error == 0) , __FUNCTION__ , "cannot create <external>\n" );
    115117
    116     devfs_dmsg("\n[DBG] %s : <external> created in cluster %x\n",
    117                __FUNCTION__ , local_cxy );
     118#if CONFIG_DEBUG_DEVFS_INIT
     119cycle = (uint32_t)hal_get_cycles();
     120if( CONFIG_DEBUG_DEVFS_INIT < cycle )
     121printk("\n[DBG] %s : thread %x exit at cycle %d\n",
     122__FUNCTION__ , CURRENT_THREAD , cycle );
     123#endif
     124
    118125}
    119126
    … …  
    129136    xptr_t        inode_xp;
    130137    uint32_t      channel;
     138
     139#if CONFIG_DEBUG_DEVFS_INIT
     140uint32_t cycle = (uint32_t)hal_get_cycles();
     141if( CONFIG_DEBUG_DEVFS_INIT < cycle )
     142printk("\n[DBG] %s : thread %x enter at cycle %d\n",
     143__FUNCTION__ , CURRENT_THREAD , cycle );
     144#endif
    131145
    132146    // create "internal" directory linked to "dev"
    … …  
    140154                             devfs_internal_inode_xp );
    141155
    142 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    143 __FUNCTION__ , node_name , local_cxy );
    144 
    145156    // create MMC chdev inode
    146157    chdev_xp  = chdev_dir.mmc[local_cxy];
    … …  
    155166                                 GET_PTR( chdev_xp ),
    156167                                 &inode_xp );
    157 
    158 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    159 __FUNCTION__ , chdev_ptr->name , local_cxy );
    160 
    161168    }
    162169
    … …  
    175182                                     GET_PTR( chdev_xp ),
    176183                                     &inode_xp );
    177 
    178 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    179 __FUNCTION__ , chdev_ptr->name , local_cxy );
    180 
    181184        }
    182185    }
    … …  
    197200                                     GET_PTR( chdev_xp ),
    198201                                     &inode_xp );
    199 
    200 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    201 __FUNCTION__ , chdev_ptr->name , local_cxy );
    202 
    203202        }
    204203    }
    … …  
    219218                                     GET_PTR( chdev_xp ),
    220219                                     &inode_xp );
    221 
    222 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    223 __FUNCTION__ , chdev_ptr->name , local_cxy );
    224 
    225220        }
    226221    }
    … …  
    243238                                         GET_PTR( chdev_xp ),
    244239                                         &inode_xp );
    245 
    246 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    247 __FUNCTION__ , chdev_ptr->name , local_cxy );
    248 
    249240            }
    250241        }
    … …  
    268259                                         GET_PTR( chdev_xp ),
    269260                                         &inode_xp );
    270 
    271 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    272 __FUNCTION__ , chdev_ptr->name , local_cxy );
    273 
    274261            }
    275262        }
    … …  
    293280                                         GET_PTR( chdev_xp ),
    294281                                         &inode_xp );
    295 
    296 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    297 __FUNCTION__ , chdev_ptr->name , local_cxy );
    298 
    299282            }
    300283        }
    … …  
    318301                                         GET_PTR( chdev_xp ),
    319302                                         &inode_xp );
    320 
    321 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    322 __FUNCTION__ , chdev_ptr->name , local_cxy );
    323 
    324303            }
    325304        }
    … …  
    343322                                         GET_PTR( chdev_xp ),
    344323                                         &inode_xp );
    345 
    346 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    347 __FUNCTION__ , chdev_ptr->name , local_cxy );
    348 
    349324            }
    350325        }
    … …  
    368343                                         GET_PTR( chdev_xp ),
    369344                                         &inode_xp );
    370 
    371 devfs_dmsg("\n[DBG] %s : created <%s> inode in cluster %x\n",
    372 __FUNCTION__ , chdev_ptr->name , local_cxy );
    373 
    374             }
    375         }
    376     }
     345            }
     346        }
     347    }
     348
     349#if CONFIG_DEBUG_DEVFS_INIT
     350cycle = (uint32_t)hal_get_cycles();
     351if( CONFIG_DEBUG_DEVFS_INIT < cycle )
     352printk("\n[DBG] %s : thread %x exit at cycle %d\n",
     353__FUNCTION__ , CURRENT_THREAD , cycle );
     354#endif
     355
    377356}  // end devfs_local_init()
    378357
    … …  
    396375    char               k_buf[CONFIG_TXT_KBUF_SIZE];  // local kernel buffer
    397376
    398 devfs_dmsg("\n[DBG] %s enter / cycle %d\n",
    399 __FUNCTION__ , hal_time_stamp() );
     377#if CONFIG_DEBUG_DEVFS_MOVE
     378uint32_t cycle = (uint32_t)hal_get_cycles();
     379if( CONFIG_DEBUG_DEVFS_MOVE < cycle )
     380printk("\n[DBG] %s : thread %x enter / to_mem %d / cycle %d\n",
     381__FUNCTION__ , CURRENT_THREAD , to_buffer , cycle );
     382#endif
    400383
    401384#if CONFIG_READ_DEBUG
    … …  
    426409                if( error )
    427410                {
    428 
    429 devfs_dmsg("\n[DBG] %s exit error / cycle %d\n",
    430 __FUNCTION__ , hal_time_stamp() );
    431 
    432411                    return -1;
    433412                }
    … …  
    438417             }
    439418
     419#if CONFIG_DEBUG_DEVFS_MOVE
     420cycle = (uint32_t)hal_get_cycles();
     421if( CONFIG_DEBUG_DEVFS_MOVE < cycle )
     422printk("\n[DBG] %s : thread %x exit / to_mem %d / cycle %d\n",
     423__FUNCTION__ , CURRENT_THREAD , to_buffer / cycle );
     424#endif
     425
    440426#if CONFIG_READ_DEBUG
    441427exit_devfs_move = hal_time_stamp();
    442428#endif
    443 
    444 devfs_dmsg("\n[DBG] %s exit success / size = %d / cycle %d\n",
    445 __FUNCTION__ , size , hal_time_stamp() );
    446 
    447429            return size;
    448430        }
    … …  
    454436            if( error )
    455437            {
    456 
    457 devfs_dmsg("\n[DBG] %s exit error / cycle %d\n",
    458 __FUNCTION__ , hal_time_stamp() );
    459 
    460438                return -1;
    461439            }
    … …  
    463441            {
    464442
    465 devfs_dmsg("\n[DBG] %s exit success / size = %d / cycle %d\n",
    466 __FUNCTION__ , size , hal_time_stamp() );
     443#if CONFIG_DEBUG_DEVFS_MOVE
     444cycle = (uint32_t)hal_get_cycles();
     445if( CONFIG_DEBUG_DEVFS_MOVE < cycle )
     446printk("\n[DBG] %s : thread %x exit / to_mem %d / cycle %d\n",
     447__FUNCTION__ , CURRENT_THREAD , to_buffer / cycle );
     448#endif
    467449
    468450                return size;
    … …  
    477459        return -1;
    478460    }
     461
    479462}  // end devfs_user_move()
    480463

  • trunk/kernel/fs/vfs.c

    r430 r433  
    157157    error_t            error;
    158158
    159 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter / dentry = %x in cluster %x\n",
    160 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, GET_PTR(dentry_xp), GET_CXY(dentry_xp) );
     159#if CONFIG_DEBUG_VFS_INODE_CREATE
     160uint32_t cycle = (uint32_t)hal_get_cycles();
     161if( CONFIG_DEBUG_VFS_INODE_CREATE < cycle )
     162printk("\n[DBG] %s : thread %x enter / dentry = %x in cluster %x / cycle %d\n",
     163__FUNCTION__, CURRENT_THREAD, GET_PTR(dentry_xp), GET_CXY(dentry_xp), cycle );
     164#endif
    161165 
    162166    // check fs type and get pointer on context
    … …  
    230234    remote_spinlock_init( XPTR( local_cxy , &inode->main_lock ) );
    231235
    232 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit / inode = %x in cluster %x\n",
    233 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, inode , local_cxy );
     236#if CONFIG_DEBUG_VFS_INODE_CREATE
     237uint32_t cycle = (uint32_t)hal_get_cycles();
     238if( CONFIG_DEBUG_VFS_INODE_CREATE < cycle )
     239printk("\n[DBG] %s : thread %x exit / inode = %x in cluster %x / cycle %d\n",
     240__FUNCTION__, CURRENT_THREAD, inode, local_cxy, cycle );
     241#endif
    234242 
    235243    // return extended pointer on inode
    … …  
    263271                        xptr_t        child_xp )
    264272{
    265 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for <%s> / cycle %d\n",
    266 __FUNCTION__ , local_cxy , CURRENT_THREAD->core->lid , name , hal_time_stamp() );
     273
     274#if CONFIG_DEBUG_VFS_INODE_LOAD
     275uint32_t cycle = (uint32_t)hal_get_cycles();
     276if( CONFIG_DEBUG_VFS_INODE_LOAD < cycle )
     277printk("\n[DBG] %s : thread %x enter for <%s> / cycle %d\n",
     278__FUNCTION__, CURRENT_THREAD , name , cycle );
     279#endif
    267280
    268281    error_t error = 0;
    … …  
    293306    }
    294307
    295 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for <%s> / cycle %d\n",
    296 __FUNCTION__ , local_cxy , CURRENT_THREAD->core->lid , name , hal_time_stamp() );
     308#if CONFIG_DEBUG_VFS_INODE_LOAD
     309cycle = (uint32_t)hal_get_cycles();
     310if( CONFIG_DEBUG_VFS_INODE_LOAD < cycle )
     311printk("\n[DBG] %s : thread %x exit for <%s> / cycle %d\n",
     312__FUNCTION__, CURRENT_THREAD , name , cycle );
     313#endif
    297314
    298315    return error;
    … …  
    416433        kmem_req_t       req;        // request to kernel memory allocator
    417434
    418 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for <%s> / parent inode = %x / cycle %d\n",
    419 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, name, parent, hal_time_stamp() );
     435#if CONFIG_DEBUG_VFS_DENTRY_CREATE
     436uint32_t cycle = (uint32_t)hal_get_cycles();
     437if( CONFIG_DEBUG_VFS_DENTRY_CREATE < cycle )
     438printk("\n[DBG] %s : thread %x enter for <%s> / parent_inode %x / cycle %d\n",
     439__FUNCTION__, CURRENT_THREAD , name , parent , cycle );
     440#endif
    420441
    421442    // get pointer on context
    … …  
    465486    *dentry_xp = XPTR( local_cxy , dentry );
    466487
    467 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for <%s> / dentry = %x in cluster %x / cycle %d\n",
    468 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, name, dentry, local_cxy , hal_time_stamp() );
     488#if CONFIG_DEBUG_VFS_DENTRY_CREATE
     489cycle = (uint32_t)hal_get_cycles();
     490if( CONFIG_DEBUG_VFS_DENTRY_CREATE < cycle )
     491printk("\n[DBG] %s : thread %x exit for <%s> / dentry %x / cycle %d\n",
     492__FUNCTION__, CURRENT_THREAD , name , dentry , cycle );
     493#endif
    469494
    470495    return 0;
    … …  
    584609    uint32_t      file_id;      // created file descriptor index in reference fd_array
    585610
    586 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for <%s> / cycle %d\n",
    587 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, path, (uint32_t)hal_time_stamp() );
     611#if CONFIG_DEBUG_VFS_OPEN
     612uint32_t cycle = (uint32_t)hal_get_cycles();
     613if( CONFIG_DEBUG_VFS_OPEN < cycle )
     614printk("\n[DBG] %s :  thread %x enter for <%s> / cycle %d\n",
     615__FUNCTION__, CURRENT_THREAD, path, cycle );
     616#endif
    588617
    589618    // compute lookup working mode
    … …  
    610639    inode_ptr = (vfs_inode_t *)GET_PTR( inode_xp );
    611640   
    612 vfs_dmsg("\n[DBG] %s : core[%x,%d] found inode for <%s> in cluster %x / cycle %d\n",
    613 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, path, inode_cxy , (uint32_t)hal_time_stamp() );
    614 
    615641    // create a new file descriptor in cluster containing inode
    616642    if( inode_cxy == local_cxy )      // target cluster is local
    … …  
    630656    if( error ) return error;
    631657
    632 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for <%s> / file = %x in cluster %x / cycle %d\n",
    633 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, path,
    634 GET_PTR(file_xp), GET_CXY(file_xp), hal_time_stamp() );
     658#if CONFIG_DEBUG_VFS_OPEN
     659cycle = (uint32_t)hal_get_cycles();
     660if( CONFIG_DEBUG_VFS_OPEN < cycle )
     661printk("\n[DBG] %s : thread %x exit for <%s> / file %x in cluster %x / cycle %d\n",
     662__FUNCTION__, CURRENT_THREAD, path, GET_PTR(file_xp), GET_CXY(file_xp), cycle );
     663#endif
    635664
    636665    // success
    … …  
    647676                   uint32_t size )
    648677{
    649     assert( ( file_xp != XPTR_NULL ) , __FUNCTION__ ,
    650     "file_xp == XPTR_NULL" );
     678    assert( ( file_xp != XPTR_NULL ) , __FUNCTION__ , "file_xp == XPTR_NULL" );
    651679
    652680    cxy_t              file_cxy;     // remote file descriptor cluster
    … …  
    13191347    process = this->process;
    13201348
    1321 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for <%s> / cycle %d\n",
    1322 __FUNCTION__ , local_cxy , this->core->lid , pathname , hal_time_stamp() );
     1349#if CONFIG_DEBUG_VFS_LOOKUP
     1350uint32_t cycle = (uint32_t)hal_get_cycles();
     1351if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1352printk("\n[DBG] %s : thread %x enter for <%s> / cycle %d\n",
     1353__FUNCTION__, CURRENT_THREAD, path, cycle );
     1354#endif
    13231355
    13241356    // get extended pointer on first inode to search
    … …  
    13431375        vfs_get_name_from_path( current , name , &next , &last );
    13441376
    1345 vfs_dmsg("\n[DBG] %s : core[%x,%d] look for <%s> / last = %d\n",
    1346 __FUNCTION__ , local_cxy , this->core->lid , name , last );
     1377#if (CONFIG_DEBUG_VFS_LOOKUP & 1)
     1378if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1379printk("\n[DBG] %s : look for <%s> / last = %d\n", __FUNCTION__ , name , last );
     1380#endif
    13471381
    13481382        // search a child dentry matching name in parent inode
    … …  
    13621396        {
    13631397
    1364 vfs_dmsg("\n[DBG] %s : core[%x,%d] miss <%s> => load it\n",
    1365 __FUNCTION__ , local_cxy , this->core->lid , name );
     1398#if (CONFIG_DEBUG_VFS_LOOKUP & 1)
     1399if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1400printk("\n[DBG] %s : miss <%s> => load it\n", __FUNCTION__ , name );
     1401#endif
    13661402
    13671403            // release lock on parent inode
    … …  
    14461482            vfs_inode_lock( parent_xp );
    14471483
    1448 vfs_dmsg("\n[DBG] %s : core[%x,%d] created node <%s>\n",
    1449 __FUNCTION__ , local_cxy , this->core->lid , name );
     1484#if (CONFIG_DEBUG_VFS_LOOKUP & 1)
     1485if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1486printk("\n[DBG] %s : created node <%s>\n", __FUNCTION__ , name );
     1487#endif
    14501488
    14511489        }
    14521490
    1453 vfs_dmsg("\n[DBG] %s : core[%x,%d] found <%s> / inode = %x in cluster %x\n",
    1454 __FUNCTION__ , local_cxy , this->core->lid , name , GET_PTR(child_xp) , GET_CXY(child_xp) );
     1491#if (CONFIG_DEBUG_VFS_LOOKUP & 1)
     1492if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1493printk("\n[DBG] %s : found <%s> / inode %x in cluster %x\n",
     1494__FUNCTION__ , name , GET_PTR(child_xp) , GET_CXY(child_xp) );
     1495#endif
    14551496
    14561497        // TODO check access rights here [AG]
    … …  
    14771518    vfs_inode_unlock( parent_xp );
    14781519
    1479 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for <%s> / inode = %x in cluster %x\n",
    1480 __FUNCTION__,local_cxy,this->core->lid,pathname,GET_PTR(child_xp),GET_CXY(child_xp) );
     1520#if CONFIG_DEBUG_VFS_LOOKUP
     1521cycle = (uint32_t)hal_get_cycles();
     1522if( CONFIG_DEBUG_VFS_LOOKUP < cycle )
     1523printk("\n[DBG] %s : thread %x exit for <%s> / inode %x in cluster %x / cycle %d\n",
     1524__FUNCTION__, CURRENT_THREAD, path, GET_PTR(child_xp), GET_CXY(child_xp), cycle );
     1525#endif
    14811526
    14821527    // return searched pointer
    … …  
    15021547    // we use two variables "index" and "count" because the buffer
    15031548    // is written in decreasing index order (from leaf to root)
    1504     // TODO : handle conflict with a concurrent rename [AG]
    1505     // TODO : handle synchro in the loop  [AG]
     1549    // TODO  : handle conflict with a concurrent rename [AG]
     1550    // FIXME : handle synchro in the loop  [AG]
    15061551
    15071552        // set the NUL character in buffer / initialise buffer index and count
    … …  
    15761621    parent_ptr = (vfs_inode_t *)GET_PTR( parent_xp );
    15771622
    1578 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for <%s> / child_cxy = %x / parent_cxy = %x\n",
    1579 __FUNCTION__ , local_cxy , CURRENT_THREAD->core->lid , name , child_cxy , parent_cxy );
     1623#if CONFIG_DEBUG_VFS_ADD_CHILD
     1624uint32_t cycle = (uint32_t)hal_get_cycles();
     1625if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1626printk("\n[DBG] %s : thread %x enter for <%s> / child_cxy = %x / parent_cxy = %x\n",
     1627__FUNCTION__ , CURRENT_THREAD , name , child_cxy , parent_cxy );
     1628#endif
    15801629
    15811630    // 1. create dentry
    … …  
    15871636                                   &dentry_xp );
    15881637
    1589 vfs_dmsg("\n[DBG] %s : dentry <%s> created in local cluster %x\n",
    1590 __FUNCTION__ , name , local_cxy );
     1638#if (CONFIG_DEBUG_VFS_ADD_CHILD & 1)
     1639if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1640printk("\n[DBG] %s : dentry <%s> created in cluster %x\n", __FUNCTION__, name, local_cxy );
     1641#endif
    15911642
    15921643    }
    … …  
    16001651                                      &error );
    16011652
    1602 vfs_dmsg("\n[DBG] %s : dentry <%s> created in remote cluster %x\n",
    1603 __FUNCTION__ , name , parent_cxy );
     1653#if (CONFIG_DEBUG_VFS_ADD_CHILD & 1)
     1654if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1655printk("\n[DBG] %s : dentry <%s> created in cluster %x\n", __FUNCTION__, name, parent_cxy );
     1656#endif
    16041657
    16051658    }
    … …  
    16291682                                  gid,
    16301683                                  &inode_xp );
     1684
     1685#if (CONFIG_DEBUG_VFS_ADD_CHILD & 1)
     1686if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1687printk("\n[DBG] %s : inode <%x> created in cluster %x\n",
     1688__FUNCTION__ , GET_PTR(inode_xp) , local_cxy );
     1689#endif
    16311690
    16321691vfs_dmsg("\n[DBG] %s : inode %x created in local cluster %x\n",
    … …  
    16481707                                     &error );
    16491708
    1650 vfs_dmsg("\n[DBG] %s : inode %x created in remote cluster %x\n",
     1709#if (CONFIG_DEBUG_VFS_ADD_CHILD & 1)
     1710if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1711printk("\n[DBG] %s : inode <%s> created in cluster %x\n",
    16511712__FUNCTION__ , GET_PTR(inode_xp) , child_cxy );
     1713#endif
    16521714
    16531715    }
    … …  
    16691731    hal_remote_swd( XPTR( dentry_cxy , &dentry_ptr->child_xp ) , inode_xp );
    16701732
    1671 vfs_dmsg("\n[DBG] %s : exit in cluster %x for <%s>\n",
    1672 __FUNCTION__ , local_cxy , name );
     1733#if CONFIG_DEBUG_VFS_ADD_CHILD
     1734cycle = (uint32_t)hal_get_cycles();
     1735if( CONFIG_DEBUG_VFS_ADD_CHILD < cycle )
     1736printk("\n[DBG] %s : thread %x exit for <%s>\n",
     1737__FUNCTION__ , CURRENT_THREAD , name );
     1738#endif
    16731739
    16741740    // success : return extended pointer on child inode
    … …  
    16941760    assert( (mapper != NULL) , __FUNCTION__ , "no mapper for page\n" );
    16951761
    1696 vfs_dmsg("\n[DBG] %s : core[%x,%d] enters for page %d / mapper = %x / inode = %x\n",
    1697 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid , page->index , mapper, mapper->inode );
     1762#if CONFIG_DEBUG_VFS_MAPPER_MOVE
     1763uint32_t cycle = (uint32_t)hal_get_cycles();
     1764if( CONFIG_DEBUG_VFS_MAPPER_MOVE < cycle )
     1765printk("\n[DBG] %s : thread %x enter for page %d / mapper %x / inode %x / cycle %d\n",
     1766__FUNCTION__, CURRENT_THREAD, page->index, mapper, mapper->inode, cycle );
     1767#endif
    16981768
    16991769    // get FS type
    … …  
    17201790    }
    17211791
    1722 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for page %d / mapper = %x / inode = %x\n",
    1723 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, page->index, mapper, mapper->inode );
     1792#if CONFIG_DEBUG_VFS_MAPPER_MOVE
     1793cycle = (uint32_t)hal_get_cycles();
     1794if( CONFIG_DEBUG_VFS_MAPPER_MOVE < cycle )
     1795printk("\n[DBG] %s : thread %x exit for page %d / mapper %x / inode %x / cycle %d\n",
     1796__FUNCTION__, CURRENT_THREAD, page->index, mapper, mapper->inode, cycle );
     1797#endif
    17241798
    17251799    return error;
    … …  
    17401814    assert( (mapper != NULL) , __FUNCTION__ , "mapper pointer is NULL\n" );
    17411815
    1742 vfs_dmsg("\n[DBG] %s : core[%x,%d] enter for inode %x in cluster %x/ cycle %d\n",
    1743 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, inode , local_cxy , hal_time_stamp() );
     1816#if CONFIG_DEBUG_VFS_MAPPER_LOAD
     1817uint32_t cycle = (uint32_t)hal_get_cycles();
     1818if( CONFIG_DEBUG_VFS_MAPPER_MOVE < cycle )
     1819printk("\n[DBG] %s : thread %x enter for inode %x in cluster %x / cycle %d\n",
     1820__FUNCTION__, CURRENT_THREAD, inode, local_cxy, cycle );
     1821#endif
    17441822
    17451823    // compute number of pages
    … …  
    17571835    }
    17581836
    1759 vfs_dmsg("\n[DBG] %s : core[%x,%d] exit for inode %x in cluster %x / cycle %d\n",
    1760 __FUNCTION__, local_cxy, CURRENT_THREAD->core->lid, inode , local_cxy , hal_time_stamp() );
     1837#if CONFIG_DEBUG_VFS_MAPPER_LOAD
     1838cycle = (uint32_t)hal_get_cycles();
     1839if( CONFIG_DEBUG_VFS_MAPPER_MOVE < cycle )
     1840printk("\n[DBG] %s : thread %x exit for inode %x in cluster %x / cycle %d\n",
     1841__FUNCTION__, CURRENT_THREAD, inode, local_cxy, cycle );
     1842#endif
    17611843
    17621844    return 0;
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