Remove mon_pipe for communicating from monitor to manager

[thirdparty/mdadm.git] / mdadm.h

diff --git a/mdadm.h b/mdadm.h
index e23a7033de0356f803d156c7af835ea11c54a37a..c0cad4331f42e39c18fa913bac66c2d513317cf2 100644 (file)
--- a/mdadm.h
+++ b/mdadm.h
@@ -348,6 +348,7 @@ extern int sysfs_set_array(struct mdinfo *sra,
 extern int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd);
 extern int sysfs_disk_to_sg(int fd);
 extern int sysfs_disk_to_scsi_id(int fd, __u32 *id);
+extern int sysfs_unique_holder(int devnum, long rdev);
 
 
 extern int save_stripes(int *source, unsigned long long *offsets,
@@ -501,6 +502,15 @@ extern struct superswitch {
        void (*locate_bitmap)(struct supertype *st, int fd);
        int (*write_bitmap)(struct supertype *st, int fd);
        void (*free_super)(struct supertype *st);
+
+       /* validate_geometry is called with an st returned by
+        * match_metadata_desc.
+        * It should check that the geometry described in compatible with
+        * the metadata type.  It will be called repeatedly as devices
+        * added to validate changing size and new devices.  If there are
+        * inter-device dependencies, it should record sufficient details
+        * so these can be validated.
+        */
        int (*validate_geometry)(struct supertype *st, int level, int layout,
                                 int raiddisks,
                                 int chunk, unsigned long long size,
@@ -573,7 +583,6 @@ struct supertype {
        struct active_array *arrays;
        int sock; /* listen to external programs */
        int mgr_pipe[2]; /* communicate between threads */
-       int mon_pipe[2]; /* communicate between threads */
        int devnum;
        char *devname; /* e.g. md0.  This appears in metadata_verison:
                        *  external:/md0/12