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share/man/man9/vm_page_alloc.9
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| .\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | .\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | ||||
| .\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | .\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||||
| .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||||
| .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH | ||||
| .\" DAMAGE. | .\" DAMAGE. | ||||
| .\" | .\" | ||||
| .\" $FreeBSD$ | .\" $FreeBSD$ | ||||
| .\" | .\" | ||||
| .Dd November 16, 2016 | .Dd February 19, 2021 | ||||
| .Dt VM_PAGE_ALLOC 9 | .Dt VM_PAGE_ALLOC 9 | ||||
| .Os | .Os | ||||
| .Sh NAME | .Sh NAME | ||||
| .Nm vm_page_alloc | .Nm vm_page_alloc | ||||
| .Nd "allocate a page for a" | .Nd "allocate a page for a" | ||||
| .Vt vm_object | .Vt vm_object | ||||
| .Sh SYNOPSIS | .Sh SYNOPSIS | ||||
| .In sys/param.h | .In sys/param.h | ||||
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| The | The | ||||
| .Fa object | .Fa object | ||||
| argument is ignored. | argument is ignored. | ||||
| .It Dv VM_ALLOC_SBUSY | .It Dv VM_ALLOC_SBUSY | ||||
| The returned page will be shared busy. | The returned page will be shared busy. | ||||
| .It Dv VM_ALLOC_WIRED | .It Dv VM_ALLOC_WIRED | ||||
| The returned page will be wired. | The returned page will be wired. | ||||
| .It Dv VM_ALLOC_ZERO | .It Dv VM_ALLOC_ZERO | ||||
| Indicate a preference for a pre-zeroed page. | Zero-fill the contents of the page. | ||||
| There is no guarantee that the returned page will be zeroed, but it | |||||
| will have the | |||||
| .Dv PG_ZERO | |||||
| flag set if it is zeroed. | |||||
| .El | .El | ||||
| .El | .El | ||||
| .Sh RETURN VALUES | .Sh RETURN VALUES | ||||
| The | The | ||||
| .Vt vm_page_t | .Vt vm_page_t | ||||
| that was allocated is returned if successful; otherwise, | that was allocated is returned if successful; otherwise, | ||||
| .Dv NULL | .Dv NULL | ||||
| is returned. | is returned. | ||||
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