'\" t
.\"     Title: upper_32_bits
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: Driver Basics
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "UPPER_32_BITS" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Driver Basics"
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.SH "NAME"
upper_32_bits \- return bits 32\-63 of a number
.SH "SYNOPSIS"
.HP \w'upper_32_bits('u
.BI "upper_32_bits(" "n" ");"
.SH "ARGUMENTS"
.PP
\fIn\fR
.RS 4
the number we\*(Aqre accessing
.RE
.SH "DESCRIPTION"
.PP
A basic shift\-right of a 64\- or 32\-bit quantity\&. Use this to suppress the
\(lqright shift count >= width of type\(rq
warning when that quantity is 32\-bits\&.
.SH "COPYRIGHT"
.br