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PMAP_ZERO(9)		 BSD Kernel Developer's	Manual		  PMAP_ZERO(9)

NAME
     pmap_zero_page, pmap_zero_area, --	zero-fill a page using machine-depen-
     dent optimizations

SYNOPSIS
     #include <sys/param.h>
     #include <vm/vm.h>
     #include <vm/pmap.h>

     void
     pmap_zero_page(vm_page_t m);

     void
     pmap_zero_page_area(vm_page_t m, int off, int size);

DESCRIPTION
     The pmap_zero_page() function zero-fills an entire	page using machine-de-
     pendent optimizations.  The pmap_zero_page_area() function	is used	to
     zero-fill an area of a page.  The range specified must not	cross a	page
     boundary; it must be contained entirely within a single page.

IMPLEMENTATION NOTES
     This function is required to be implemented for each architecture sup-
     ported by FreeBSD.

SEE ALSO
     bzero(3), pmap(9)

AUTHORS
     This manual page was written by Bruce M Simpson <bms@spc.org>.

BSD				August 30, 2016				   BSD
NAME | SYNOPSIS | DESCRIPTION | IMPLEMENTATION NOTES | SEE ALSO | AUTHORS

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<https://www.freebsd.org/cgi/man.cgi?query=pmap_zero_page&sektion=9&manpath=FreeBSD+13.0-RELEASE+and+Ports>

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