mostly harmless sanity checks.
This commit is contained in:
parent
6a267baeb8
commit
45ec30f6af
2 changed files with 11 additions and 3 deletions
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@ -71,6 +71,8 @@ PUBLIC int do_mount()
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{
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{
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endpoint_t fs_e;
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endpoint_t fs_e;
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CHECK_VREFS;
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/* Only the super-user may do MOUNT. */
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/* Only the super-user may do MOUNT. */
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if (!super_user) return(EPERM);
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if (!super_user) return(EPERM);
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@ -105,6 +107,8 @@ PRIVATE int mount_fs(endpoint_t fs_e)
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char *label;
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char *label;
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struct node_details res;
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struct node_details res;
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CHECK_VREFS;
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/* Only the super-user may do MOUNT. */
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/* Only the super-user may do MOUNT. */
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if (!super_user) return(EPERM);
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if (!super_user) return(EPERM);
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@ -339,6 +343,7 @@ PRIVATE int mount_fs(endpoint_t fs_e)
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tfp->fp_wd = root_node;
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tfp->fp_wd = root_node;
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}
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}
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CHECK_VREFS;
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return(OK);
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return(OK);
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}
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}
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@ -372,6 +377,7 @@ PRIVATE int mount_fs(endpoint_t fs_e)
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printf("VFSmount: moving opened block spec to new FS_e: %d...\n", fs_e);
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printf("VFSmount: moving opened block spec to new FS_e: %d...\n", fs_e);
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bspec->v_bfs_e = fs_e;
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bspec->v_bfs_e = fs_e;
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}
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}
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CHECK_VREFS;
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return(OK);
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return(OK);
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}
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}
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@ -406,6 +412,8 @@ Dev_t dev;
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int count, r;
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int count, r;
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int fs_e;
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int fs_e;
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CHECK_VREFS;
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/* Find vmnt */
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/* Find vmnt */
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for (vmp_i = &vmnt[0]; vmp_i < &vmnt[NR_MNTS]; ++vmp_i) {
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for (vmp_i = &vmnt[0]; vmp_i < &vmnt[NR_MNTS]; ++vmp_i) {
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if (vmp_i->m_dev == dev) {
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if (vmp_i->m_dev == dev) {
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@ -504,6 +512,7 @@ Dev_t dev;
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vmp->m_dev = NO_DEV;
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vmp->m_dev = NO_DEV;
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vmp->m_fs_e = NONE;
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vmp->m_fs_e = NONE;
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vmp->m_driver_e = NONE;
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vmp->m_driver_e = NONE;
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CHECK_VREFS;
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return(OK);
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return(OK);
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}
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}
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@ -254,11 +254,10 @@ _PROTOTYPE( void vnode_clean_refs, (struct vnode *vp) );
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#if 0
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#if 0
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_PROTOTYPE( struct vnode *get_vnode, (int fs_e, int inode_nr) );
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_PROTOTYPE( struct vnode *get_vnode, (int fs_e, int inode_nr) );
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_PROTOTYPE( struct vnode *get_vnode_x, (int fs_e, int inode_nr) );
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_PROTOTYPE( struct vnode *get_vnode_x, (int fs_e, int inode_nr) );
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#endif
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#if 0
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_PROTOTYPE( void mark_vn, (struct vnode *vp, char *file, int line) );
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_PROTOTYPE( void mark_vn, (struct vnode *vp, char *file, int line) );
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_PROTOTYPE( int check_vrefs, (void) );
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#endif
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#endif
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#define CHECK_VREFS do { if(!check_vrefs()) panic("VFS", "check_vrefs failed", NO_NUM);} while(0)
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_PROTOTYPE( int check_vrefs, (void) );
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/* write.c */
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/* write.c */
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_PROTOTYPE( int do_write, (void) );
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_PROTOTYPE( int do_write, (void) );
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