diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/include/lustre_dlm.h')
| -rw-r--r-- | drivers/staging/lustre/lustre/include/lustre_dlm.h | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/drivers/staging/lustre/lustre/include/lustre_dlm.h b/drivers/staging/lustre/lustre/include/lustre_dlm.h index 1e86fb53388a..13c3d2fd31a8 100644 --- a/drivers/staging/lustre/lustre/include/lustre_dlm.h +++ b/drivers/staging/lustre/lustre/include/lustre_dlm.h @@ -44,12 +44,12 @@ #ifndef _LUSTRE_DLM_H__ #define _LUSTRE_DLM_H__ -#include "lustre_lib.h" -#include "lustre_net.h" -#include "lustre_import.h" -#include "lustre_handles.h" -#include "interval_tree.h" /* for interval_node{}, ldlm_extent */ -#include "lu_ref.h" +#include <lustre_lib.h> +#include <lustre_net.h> +#include <lustre_import.h> +#include <lustre_handles.h> +#include <interval_tree.h> /* for interval_node{}, ldlm_extent */ +#include <lu_ref.h> #include "lustre_dlm_flags.h" @@ -1336,5 +1336,18 @@ void ldlm_pool_add(struct ldlm_pool *pl, struct ldlm_lock *lock); void ldlm_pool_del(struct ldlm_pool *pl, struct ldlm_lock *lock); /** @} */ +static inline int ldlm_extent_overlap(const struct ldlm_extent *ex1, + const struct ldlm_extent *ex2) +{ + return ex1->start <= ex2->end && ex2->start <= ex1->end; +} + +/* check if @ex1 contains @ex2 */ +static inline int ldlm_extent_contain(const struct ldlm_extent *ex1, + const struct ldlm_extent *ex2) +{ + return ex1->start <= ex2->start && ex1->end >= ex2->end; +} + #endif /** @} LDLM */ |