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NAME

     VOP_STRATEGY - read or write a file system buffer

SYNOPSIS

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

     int
     VOP_STRATEGY(struct vnode *vp, struct buf *bp);

DESCRIPTION

     The arguments are:

     vp  The vnode that the buffer is for.

     bp  The buffer to be read or written.

     This call either reads or writes data from a file, depending on the value
     of bp->b_io.bio_cmd.

     The call may block.

RETURN VALUES

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

SEE ALSO

     vnode(9)

AUTHORS

     This manual page was written by Doug Rabson.