summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorMartin Pool <mbp@sourcefrog.net>2004-07-28 09:12:45 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2004-07-28 09:12:45 -0700
commit7ee0abe68dd89552dbd003f4c297cb0c746eb175 (patch)
tree2af71c7de13579354b39d9ccd575cfd921eba18c /include
parentb34fbc4c8fdc91712ffe0ddbef0c7d5dd2571120 (diff)
[PATCH] trivial doc patch for partitions
It's slightly hard to see how these variables are used; this patch adds a short description. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fs.h1
-rw-r--r--include/linux/genhd.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 819e67e3a95b..7f64f2b2cada 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -356,6 +356,7 @@ struct block_device {
struct block_device * bd_contains;
unsigned bd_block_size;
struct hd_struct * bd_part;
+ /* number of times partitions within this device have been opened. */
unsigned bd_part_count;
int bd_invalidated;
struct gendisk * bd_disk;
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 91443522b9d8..884d18df6716 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -82,7 +82,8 @@ struct disk_stats {
struct gendisk {
int major; /* major number of driver */
int first_minor;
- int minors;
+ int minors; /* maximum number of minors, =1 for
+ * disks that can't be partitioned. */
char disk_name[32]; /* name of major driver */
struct hd_struct **part; /* [indexed by minor] */
struct block_device_operations *fops;