diff options
Diffstat (limited to 'storeio/dev.h')
| -rw-r--r-- | storeio/dev.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/storeio/dev.h b/storeio/dev.h index 7a64c54e..d5b9d1a4 100644 --- a/storeio/dev.h +++ b/storeio/dev.h @@ -50,8 +50,12 @@ struct dev indicates that there is no owner. */ pid_t owner; - /* This lock protects `store' and `owner'. The other members never - change after creation, except for those locked by io_lock (below). */ + /* The number of active opens. */ + int nperopens; + + /* This lock protects `store', `owner' and `nperopens'. The other + members never change after creation, except for those locked by + io_lock (below). */ struct mutex lock; /* Nonzero iff the --no-cache flag was given. |