ref                32 file.c             if(f->ref == 0){
ref                33 file.c               f->ref = 1;
ref                47 file.c           if(f->ref < 1)
ref                49 file.c           f->ref++;
ref                61 file.c           if(f->ref < 1)
ref                63 file.c           if(--f->ref > 0){
ref                68 file.c           f->ref = 0;
ref                 3 file.h           int ref; // reference count
ref                16 file.h           int ref;            // Reference count
ref               230 fs.c               if(ip->ref > 0 && ip->dev == dev && ip->inum == inum){
ref               231 fs.c                 ip->ref++;
ref               235 fs.c               if(empty == 0 && ip->ref == 0)    // Remember empty slot.
ref               246 fs.c             ip->ref = 1;
ref               259 fs.c             ip->ref++;
ref               272 fs.c             if(ip == 0 || ip->ref < 1)
ref               301 fs.c             if(ip == 0 || !(ip->flags & I_BUSY) || ip->ref < 1)
ref               321 fs.c             if(ip->ref == 1 && (ip->flags & I_VALID) && ip->nlink == 0){
ref               334 fs.c             ip->ref--;