VOP_GETPAGES man page on DragonFly

VOP_GETPAGES man page on DragonFly

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

NAME
     VOP_GETPAGES, VOP_PUTPAGES — read or write VM pages from a file

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

     int
     VOP_GETPAGES(struct vnode *vp, vm_page_t *m, int count, int reqpage,
	 vm_ooffset_t offset);

     int
     VOP_PUTPAGES(struct vnode *vp, vm_page_t *m, int count, int sync,
	 int *rtvals, vm_ooffset_t offset);

DESCRIPTION
     The arguments are:

     vp	      The file to access.

     m	      A page ???

     count    How many pages to access.

     sync     Nonzero if the write should be synchronous.

     rtvals   ???

     reqpage  ???

     offset   Offset in the file to start accessing.

     Not quite sure about this one.

RETURN VALUES
     Zero is returned on success, otherwise an error is returned.

SEE ALSO
     vnode(9)

AUTHORS
     This man page was written by Doug Rabson.

BSD				 July 24, 1996				   BSD

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