diff options
Diffstat (limited to 'sys/vm/vm_pager.h')
| -rw-r--r-- | sys/vm/vm_pager.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/vm/vm_pager.h b/sys/vm/vm_pager.h index c548231..3824c63 100644 --- a/sys/vm/vm_pager.h +++ b/sys/vm/vm_pager.h @@ -146,6 +146,17 @@ vm_pager_put_pages( (object, m, count, flags, rtvals); } +/* + * vm_pager_haspage + * + * Check to see if an object's pager has the requested page. The + * object's pager will also set before and after to give the caller + * some idea of the number of pages before and after the requested + * page can be I/O'd efficiently. + * + * This routine does not have to be called at any particular spl. + */ + static __inline boolean_t vm_pager_has_page( vm_object_t object, |
