'\" t
.\"     Title: dma_buf_kunmap_atomic
.\"    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: Device drivers infrastructure
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "DMA_BUF_KUNMAP_ATOMI" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Device drivers infrastructure"
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.SH "NAME"
dma_buf_kunmap_atomic \- Unmap a page obtained by dma_buf_kmap_atomic\&.
.SH "SYNOPSIS"
.HP \w'void\ dma_buf_kunmap_atomic('u
.BI "void dma_buf_kunmap_atomic(struct\ dma_buf\ *\ " "dmabuf" ", unsigned\ long\ " "page_num" ", void\ *\ " "vaddr" ");"
.SH "ARGUMENTS"
.PP
\fIdmabuf\fR
.RS 4
[in] buffer to unmap page from\&.
.RE
.PP
\fIpage_num\fR
.RS 4
[in] page in PAGE_SIZE units to unmap\&.
.RE
.PP
\fIvaddr\fR
.RS 4
[in] kernel space pointer obtained from dma_buf_kmap_atomic\&.
.RE
.SH "DESCRIPTION"
.PP
This call must always succeed\&.
.SH "COPYRIGHT"
.br