diff options
Diffstat (limited to 'sys/vm/vm_page.h')
| -rw-r--r-- | sys/vm/vm_page.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sys/vm/vm_page.h b/sys/vm/vm_page.h index 9abd31c..972603a 100644 --- a/sys/vm/vm_page.h +++ b/sys/vm/vm_page.h @@ -474,6 +474,8 @@ vm_page_t vm_page_prev(vm_page_t m); boolean_t vm_page_ps_is_valid(vm_page_t m); void vm_page_putfake(vm_page_t m); void vm_page_readahead_finish(vm_page_t m); +bool vm_page_reclaim_contig(int req, u_long npages, vm_paddr_t low, + vm_paddr_t high, u_long alignment, vm_paddr_t boundary); void vm_page_reference(vm_page_t m); void vm_page_remove (vm_page_t); int vm_page_rename (vm_page_t, vm_object_t, vm_pindex_t); @@ -482,6 +484,8 @@ vm_page_t vm_page_replace(vm_page_t mnew, vm_object_t object, void vm_page_requeue(vm_page_t m); void vm_page_requeue_locked(vm_page_t m); int vm_page_sbusied(vm_page_t m); +vm_page_t vm_page_scan_contig(u_long npages, vm_page_t m_start, + vm_page_t m_end, u_long alignment, vm_paddr_t boundary, int options); void vm_page_set_valid_range(vm_page_t m, int base, int size); int vm_page_sleep_if_busy(vm_page_t m, const char *msg); vm_offset_t vm_page_startup(vm_offset_t vaddr); @@ -678,5 +682,20 @@ vm_page_undirty(vm_page_t m) m->dirty = 0; } +static inline void +vm_page_replace_checked(vm_page_t mnew, vm_object_t object, vm_pindex_t pindex, + vm_page_t mold) +{ + vm_page_t mret; + + mret = vm_page_replace(mnew, object, pindex); + KASSERT(mret == mold, + ("invalid page replacement, mold=%p, mret=%p", mold, mret)); + + /* Unused if !INVARIANTS. */ + (void)mold; + (void)mret; +} + #endif /* _KERNEL */ #endif /* !_VM_PAGE_ */ |
