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kernel-doc-3.11.10-100.fc18.noarch.rpm

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>blkdev_issue_zeroout</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1" /><link rel="home" href="index.html" title="The Linux Kernel API" /><link rel="up" href="blkdev.html" title="Chapter&#160;14.&#160;Block Devices" /><link rel="prev" href="API-blkdev-issue-write-same.html" title="blkdev_issue_write_same" /><link rel="next" href="API-blk-queue-find-tag.html" title="blk_queue_find_tag" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">blkdev_issue_zeroout</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-blkdev-issue-write-same.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;14.&#160;Block Devices</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-blk-queue-find-tag.html">Next</a></td></tr></table><hr /></div><div class="refentry"><a id="API-blkdev-issue-zeroout"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>blkdev_issue_zeroout &#8212; 
     zero-fill a block range
 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <strong class="fsfunc">blkdev_issue_zeroout </strong>(</code></td><td>struct block_device * <var class="pdparam">bdev</var>, </td></tr><tr><td>&#160;</td><td>sector_t <var class="pdparam">sector</var>, </td></tr><tr><td>&#160;</td><td>sector_t <var class="pdparam">nr_sects</var>, </td></tr><tr><td>&#160;</td><td>gfp_t <var class="pdparam">gfp_mask</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a id="idm139749891099280"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>bdev</code></em></span></dt><dd><p>
     blockdev to write
    </p></dd><dt><span class="term"><em class="parameter"><code>sector</code></em></span></dt><dd><p>
     start sector
    </p></dd><dt><span class="term"><em class="parameter"><code>nr_sects</code></em></span></dt><dd><p>
     number of sectors to write
    </p></dd><dt><span class="term"><em class="parameter"><code>gfp_mask</code></em></span></dt><dd><p>
     memory allocation flags (for bio_alloc)
    </p></dd></dl></div></div><div class="refsect1"><a id="idm139749891090032"></a><h2>Description</h2><p>
   Generate and issue number of bios with zerofiled pages.
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