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Annotation of researchv9/sys/h/mount.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Mount structure.
        !             3:  * One allocated on every mount.
        !             4:  * Used to find the super block.
        !             5:  */
        !             6: struct mount   /* free if !m_bufp && !m_fstyp */
        !             7: {
        !             8:        struct  inode *m_inodp; /* pointer to mounted on inode */
        !             9:        union {
        !            10:                struct  buf *M_bufp;    /* pointer to superblock */
        !            11:                struct  inode *M_idev;  /* communication inode */
        !            12:        }       m_union;
        !            13:        dev_t   m_dev;          /* device mounted */
        !            14:        u_char  m_fstyp;        /* what kind of file system is mounted */
        !            15:        u_char  m_flags;                /* see definitions below */
        !            16: };
        !            17: #define m_bufp m_union.M_bufp
        !            18: #define m_idev m_union.M_idev
        !            19: 
        !            20: #ifdef KERNEL
        !            21: struct mount mount[NMOUNT];
        !            22: extern struct mount *findmount();
        !            23: extern struct mount *findmtip();
        !            24: extern struct mount *allocmount();
        !            25: extern int freemount();
        !            26: #endif
        !            27: 
        !            28: #define M_MOUNTED 1

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