snapraid/cov/cmdline/dry.c.gcov.html
Andrea Mazzoleni e01ca1e0fa Auto update
2016-11-21 19:48:21 +01:00

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<title>LCOV - lcov.info - cmdline/dry.c</title>
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<tr><td class="title">LCOV - code coverage report</td></tr>
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<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - dry.c<span style="font-size: 80%;"> (source / <a href="dry.c.func.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">120</td>
<td class="headerCovTableEntry">157</td>
<td class="headerCovTableEntryMed">76.4 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2016-11-21</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">5</td>
<td class="headerCovTableEntry">5</td>
<td class="headerCovTableEntryHi">100.0 %</td>
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<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : /*</a>
<span class="lineNum"> 2 </span> : * Copyright (C) 2011 Andrea Mazzoleni
<span class="lineNum"> 3 </span> : *
<span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify
<span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by
<span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or
<span class="lineNum"> 7 </span> : * (at your option) any later version.
<span class="lineNum"> 8 </span> : *
<span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,
<span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of
<span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
<span class="lineNum"> 12 </span> : * GNU General Public License for more details.
<span class="lineNum"> 13 </span> : *
<span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License
<span class="lineNum"> 15 </span> : * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.
<span class="lineNum"> 16 </span> : */
<span class="lineNum"> 17 </span> :
<span class="lineNum"> 18 </span> : #include &quot;portable.h&quot;
<span class="lineNum"> 19 </span> :
<span class="lineNum"> 20 </span> : #include &quot;util.h&quot;
<span class="lineNum"> 21 </span> : #include &quot;elem.h&quot;
<span class="lineNum"> 22 </span> : #include &quot;state.h&quot;
<span class="lineNum"> 23 </span> : #include &quot;parity.h&quot;
<span class="lineNum"> 24 </span> : #include &quot;handle.h&quot;
<span class="lineNum"> 25 </span> : #include &quot;io.h&quot;
<span class="lineNum"> 26 </span> : #include &quot;raid/raid.h&quot;
<span class="lineNum"> 27 </span> :
<span class="lineNum"> 28 </span> : /****************************************************************************/
<span class="lineNum"> 29 </span> : /* dry */
<span class="lineNum"> 30 </span> :
<span class="lineNum"> 31 </span> : /**
<a name="32"><span class="lineNum"> 32 </span> : * Check if we have to process the specified block index ::i.</a>
<span class="lineNum"> 33 </span> : */
<span class="lineNum"> 34 </span><span class="lineCov"> 7102 : static int block_is_enabled(void* void_plan, block_off_t i)</span>
<span class="lineNum"> 35 </span> : {
<span class="lineNum"> 36 </span> : (void)void_plan;
<span class="lineNum"> 37 </span> : (void)i;
<span class="lineNum"> 38 </span> :
<span class="lineNum"> 39 </span><span class="lineCov"> 7102 : return 1;</span>
<a name="40"><span class="lineNum"> 40 </span> : }</a>
<span class="lineNum"> 41 </span> :
<span class="lineNum"> 42 </span><span class="lineCov"> 42601 : static void dry_data_reader(struct snapraid_worker* worker, struct snapraid_task* task)</span>
<span class="lineNum"> 43 </span> : {
<span class="lineNum"> 44 </span><span class="lineCov"> 42601 : struct snapraid_io* io = worker-&gt;io;</span>
<span class="lineNum"> 45 </span><span class="lineCov"> 42601 : struct snapraid_state* state = io-&gt;state;</span>
<span class="lineNum"> 46 </span><span class="lineCov"> 42601 : struct snapraid_handle* handle = worker-&gt;handle;</span>
<span class="lineNum"> 47 </span><span class="lineCov"> 42601 : struct snapraid_disk* disk = handle-&gt;disk;</span>
<span class="lineNum"> 48 </span><span class="lineCov"> 42601 : block_off_t blockcur = task-&gt;position;</span>
<span class="lineNum"> 49 </span><span class="lineCov"> 42601 : unsigned char* buffer = task-&gt;buffer;</span>
<span class="lineNum"> 50 </span> : int ret;
<span class="lineNum"> 51 </span> : char esc_buffer[ESC_MAX];
<span class="lineNum"> 52 </span> :
<span class="lineNum"> 53 </span> : /* if the disk position is not used */
<span class="lineNum"> 54 </span><span class="lineCov"> 42601 : if (!disk) {</span>
<span class="lineNum"> 55 </span> : /* use an empty block */
<span class="lineNum"> 56 </span><span class="lineCov"> 4686 : memset(buffer, 0, state-&gt;block_size);</span>
<span class="lineNum"> 57 </span><span class="lineCov"> 4686 : task-&gt;state = TASK_STATE_DONE;</span>
<span class="lineNum"> 58 </span><span class="lineCov"> 9917 : return;</span>
<span class="lineNum"> 59 </span> : }
<span class="lineNum"> 60 </span> :
<span class="lineNum"> 61 </span> : /* get the block */
<span class="lineNum"> 62 </span><span class="lineCov"> 37915 : task-&gt;block = fs_par2block_find(disk, blockcur);</span>
<span class="lineNum"> 63 </span> :
<span class="lineNum"> 64 </span> : /* if the block is not used */
<span class="lineNum"> 65 </span><span class="lineCov"> 37902 : if (!block_has_file(task-&gt;block)) {</span>
<span class="lineNum"> 66 </span> : /* use an empty block */
<span class="lineNum"> 67 </span><span class="lineCov"> 545 : memset(buffer, 0, state-&gt;block_size);</span>
<span class="lineNum"> 68 </span><span class="lineCov"> 545 : task-&gt;state = TASK_STATE_DONE;</span>
<span class="lineNum"> 69 </span><span class="lineCov"> 545 : return;</span>
<span class="lineNum"> 70 </span> : }
<span class="lineNum"> 71 </span> :
<span class="lineNum"> 72 </span> : /* get the file of this block */
<span class="lineNum"> 73 </span><span class="lineCov"> 37352 : task-&gt;file = fs_par2file_get(disk, blockcur, &amp;task-&gt;file_pos);</span>
<span class="lineNum"> 74 </span> :
<span class="lineNum"> 75 </span> : /* if the file is different than the current one, close it */
<span class="lineNum"> 76 </span><span class="lineCov"> 37365 : if (handle-&gt;file != 0 &amp;&amp; handle-&gt;file != task-&gt;file) {</span>
<span class="lineNum"> 77 </span> : /* keep a pointer at the file we are going to close for error reporting */
<span class="lineNum"> 78 </span><span class="lineCov"> 15088 : struct snapraid_file* report = handle-&gt;file;</span>
<span class="lineNum"> 79 </span><span class="lineCov"> 15088 : ret = handle_close(handle);</span>
<span class="lineNum"> 80 </span><span class="lineCov"> 15084 : if (ret == -1) {</span>
<span class="lineNum"> 81 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 82 </span> : /* This one is really an unexpected error, because we are only reading */
<span class="lineNum"> 83 </span> : /* and closing a descriptor should never fail */
<span class="lineNum"> 84 </span> : if (errno == EIO) {
<span class="lineNum"> 85 </span> : log_tag(&quot;error:%u:%s:%s: Close EIO error. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(report-&gt;sub, esc_buffer), strerror(errno));
<span class="lineNum"> 86 </span> : log_fatal(&quot;DANGER! Unexpected input/output close error in a data disk, it isn't possible to dry.\n&quot;);
<span class="lineNum"> 87 </span> : log_fatal(&quot;Ensure that disk '%s' is sane and that file '%s' can be accessed.\n&quot;, disk-&gt;dir, handle-&gt;path);
<span class="lineNum"> 88 </span> : log_fatal(&quot;Stopping at block %u\n&quot;, blockcur);
<span class="lineNum"> 89 </span> : task-&gt;state = TASK_STATE_IOERROR;
<span class="lineNum"> 90 </span> : return;
<span class="lineNum"> 91 </span> : }
<span class="lineNum"> 92 </span> :
<span class="lineNum"> 93 </span> : log_tag(&quot;error:%u:%s:%s: Close error. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(report-&gt;sub, esc_buffer), strerror(errno));
<span class="lineNum"> 94 </span> : log_fatal(&quot;WARNING! Unexpected close error in a data disk, it isn't possible to dry.\n&quot;);
<span class="lineNum"> 95 </span> : log_fatal(&quot;Ensure that file '%s' can be accessed.\n&quot;, handle-&gt;path);
<span class="lineNum"> 96 </span> : log_fatal(&quot;Stopping at block %u\n&quot;, blockcur);
<span class="lineNum"> 97 </span> : task-&gt;state = TASK_STATE_ERROR;
<span class="lineNum"> 98 </span> : return;
<span class="lineNum"> 99 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 100 </span> : }
<span class="lineNum"> 101 </span> : }
<span class="lineNum"> 102 </span> :
<span class="lineNum"> 103 </span><span class="lineCov"> 37361 : ret = handle_open(handle, task-&gt;file, state-&gt;file_mode, log_error, 0);</span>
<span class="lineNum"> 104 </span><span class="lineCov"> 37368 : if (ret == -1) {</span>
<span class="lineNum"> 105 </span><span class="lineNoCov"> 0 : if (errno == EIO) {</span>
<span class="lineNum"> 106 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 107 </span> : log_tag(&quot;error:%u:%s:%s: Open EIO error. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(task-&gt;file-&gt;sub, esc_buffer), strerror(errno));
<span class="lineNum"> 108 </span> : log_fatal(&quot;DANGER! Unexpected input/output open error in a data disk, it isn't possible to dry.\n&quot;);
<span class="lineNum"> 109 </span> : log_fatal(&quot;Ensure that disk '%s' is sane and that file '%s' can be accessed.\n&quot;, disk-&gt;dir, handle-&gt;path);
<span class="lineNum"> 110 </span> : log_fatal(&quot;Stopping at block %u\n&quot;, blockcur);
<span class="lineNum"> 111 </span> : task-&gt;state = TASK_STATE_IOERROR;
<span class="lineNum"> 112 </span> : return;
<span class="lineNum"> 113 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 114 </span> : }
<span class="lineNum"> 115 </span> :
<span class="lineNum"> 116 </span><span class="lineNoCov"> 0 : log_tag(&quot;error:%u:%s:%s: Open error. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(task-&gt;file-&gt;sub, esc_buffer), strerror(errno));</span>
<span class="lineNum"> 117 </span><span class="lineNoCov"> 0 : task-&gt;state = TASK_STATE_ERROR_CONTINUE;</span>
<span class="lineNum"> 118 </span><span class="lineNoCov"> 0 : return;</span>
<span class="lineNum"> 119 </span> : }
<span class="lineNum"> 120 </span> :
<span class="lineNum"> 121 </span><span class="lineCov"> 37368 : task-&gt;read_size = handle_read(handle, task-&gt;file_pos, buffer, state-&gt;block_size, log_error, 0);</span>
<span class="lineNum"> 122 </span><span class="lineCov"> 37305 : if (task-&gt;read_size == -1) {</span>
<span class="lineNum"> 123 </span><span class="lineNoCov"> 0 : if (errno == EIO) {</span>
<span class="lineNum"> 124 </span><span class="lineNoCov"> 0 : log_tag(&quot;error:%u:%s:%s: Read EIO error at position %u. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(task-&gt;file-&gt;sub, esc_buffer), task-&gt;file_pos, strerror(errno));</span>
<span class="lineNum"> 125 </span><span class="lineNoCov"> 0 : log_error(&quot;Input/Output error in file '%s' at position '%u'\n&quot;, handle-&gt;path, task-&gt;file_pos);</span>
<span class="lineNum"> 126 </span><span class="lineNoCov"> 0 : task-&gt;state = TASK_STATE_IOERROR_CONTINUE;</span>
<span class="lineNum"> 127 </span><span class="lineNoCov"> 0 : return;</span>
<span class="lineNum"> 128 </span> : }
<span class="lineNum"> 129 </span> :
<span class="lineNum"> 130 </span><span class="lineNoCov"> 0 : log_tag(&quot;error:%u:%s:%s: Read error at position %u. %s\n&quot;, blockcur, disk-&gt;name, esc_tag(task-&gt;file-&gt;sub, esc_buffer), task-&gt;file_pos, strerror(errno));</span>
<span class="lineNum"> 131 </span><span class="lineNoCov"> 0 : task-&gt;state = TASK_STATE_ERROR_CONTINUE;</span>
<span class="lineNum"> 132 </span><span class="lineNoCov"> 0 : return;</span>
<span class="lineNum"> 133 </span> : }
<span class="lineNum"> 134 </span> :
<span class="lineNum"> 135 </span> : /* store the path of the opened file */
<span class="lineNum"> 136 </span><span class="lineCov"> 37305 : pathcpy(task-&gt;path, sizeof(task-&gt;path), handle-&gt;path);</span>
<span class="lineNum"> 137 </span> :
<span class="lineNum"> 138 </span><span class="lineCov"> 37345 : task-&gt;state = TASK_STATE_DONE;</span>
<a name="139"><span class="lineNum"> 139 </span> : }</a>
<span class="lineNum"> 140 </span> :
<span class="lineNum"> 141 </span><span class="lineCov"> 42274 : static void dry_parity_reader(struct snapraid_worker* worker, struct snapraid_task* task)</span>
<span class="lineNum"> 142 </span> : {
<span class="lineNum"> 143 </span><span class="lineCov"> 42274 : struct snapraid_io* io = worker-&gt;io;</span>
<span class="lineNum"> 144 </span><span class="lineCov"> 42274 : struct snapraid_state* state = io-&gt;state;</span>
<span class="lineNum"> 145 </span><span class="lineCov"> 42274 : struct snapraid_parity_handle* parity_handle = worker-&gt;parity_handle;</span>
<span class="lineNum"> 146 </span><span class="lineCov"> 42274 : unsigned level = parity_handle-&gt;level;</span>
<span class="lineNum"> 147 </span><span class="lineCov"> 42274 : block_off_t blockcur = task-&gt;position;</span>
<span class="lineNum"> 148 </span><span class="lineCov"> 42274 : unsigned char* buffer = task-&gt;buffer;</span>
<span class="lineNum"> 149 </span> : int ret;
<span class="lineNum"> 150 </span> :
<span class="lineNum"> 151 </span> : /* read the parity */
<span class="lineNum"> 152 </span><span class="lineCov"> 42274 : ret = parity_read(parity_handle, blockcur, buffer, state-&gt;block_size, log_error);</span>
<span class="lineNum"> 153 </span><span class="lineCov"> 42574 : if (ret == -1) {</span>
<span class="lineNum"> 154 </span><span class="lineNoCov"> 0 : if (errno == EIO) {</span>
<span class="lineNum"> 155 </span><span class="lineNoCov"> 0 : log_tag(&quot;parity_error:%u:%s: Read EIO error. %s\n&quot;, blockcur, lev_config_name(level), strerror(errno));</span>
<span class="lineNum"> 156 </span><span class="lineNoCov"> 0 : log_error(&quot;Input/Output error in parity '%s' at position '%u'\n&quot;, lev_config_name(level), blockcur);</span>
<span class="lineNum"> 157 </span><span class="lineNoCov"> 0 : task-&gt;state = TASK_STATE_IOERROR_CONTINUE;</span>
<span class="lineNum"> 158 </span><span class="lineNoCov"> 0 : return;</span>
<span class="lineNum"> 159 </span> : }
<span class="lineNum"> 160 </span> :
<span class="lineNum"> 161 </span><span class="lineNoCov"> 0 : log_tag(&quot;parity_error:%u:%s: Read error. %s\n&quot;, blockcur, lev_config_name(level), strerror(errno));</span>
<span class="lineNum"> 162 </span><span class="lineNoCov"> 0 : task-&gt;state = TASK_STATE_ERROR_CONTINUE;</span>
<span class="lineNum"> 163 </span><span class="lineNoCov"> 0 : return;</span>
<span class="lineNum"> 164 </span> : }
<span class="lineNum"> 165 </span> :
<span class="lineNum"> 166 </span><span class="lineCov"> 42574 : task-&gt;state = TASK_STATE_DONE;</span>
<a name="167"><span class="lineNum"> 167 </span> : }</a>
<span class="lineNum"> 168 </span> :
<span class="lineNum"> 169 </span><span class="lineCov"> 2 : static int state_dry_process(struct snapraid_state* state, struct snapraid_parity_handle* parity_handle, block_off_t blockstart, block_off_t blockmax)</span>
<span class="lineNum"> 170 </span> : {
<span class="lineNum"> 171 </span> : struct snapraid_io io;
<span class="lineNum"> 172 </span> : struct snapraid_handle* handle;
<span class="lineNum"> 173 </span> : unsigned diskmax;
<span class="lineNum"> 174 </span> : block_off_t blockcur;
<span class="lineNum"> 175 </span> : unsigned j;
<span class="lineNum"> 176 </span> : unsigned buffermax;
<span class="lineNum"> 177 </span> : int ret;
<span class="lineNum"> 178 </span> : data_off_t countsize;
<span class="lineNum"> 179 </span> : block_off_t countpos;
<span class="lineNum"> 180 </span> : block_off_t countmax;
<span class="lineNum"> 181 </span> : unsigned error;
<span class="lineNum"> 182 </span> : unsigned io_error;
<span class="lineNum"> 183 </span> : unsigned l;
<span class="lineNum"> 184 </span> : unsigned* waiting_map;
<span class="lineNum"> 185 </span> : unsigned waiting_mac;
<span class="lineNum"> 186 </span> : char esc_buffer[ESC_MAX];
<span class="lineNum"> 187 </span> :
<span class="lineNum"> 188 </span><span class="lineCov"> 2 : handle = handle_mapping(state, &amp;diskmax);</span>
<span class="lineNum"> 189 </span> :
<span class="lineNum"> 190 </span> : /* we need 1 * data + 2 * parity */
<span class="lineNum"> 191 </span><span class="lineCov"> 2 : buffermax = diskmax + 2 * state-&gt;level;</span>
<span class="lineNum"> 192 </span> :
<span class="lineNum"> 193 </span> : /* initialize the io threads */
<span class="lineNum"> 194 </span><span class="lineCov"> 2 : io_init(&amp;io, state, state-&gt;opt.io_cache, buffermax, dry_data_reader, handle, diskmax, dry_parity_reader, 0, parity_handle, state-&gt;level);</span>
<span class="lineNum"> 195 </span> :
<span class="lineNum"> 196 </span> : /* possibly waiting disks */
<span class="lineNum"> 197 </span><span class="lineCov"> 2 : waiting_mac = diskmax &gt; RAID_PARITY_MAX ? diskmax : RAID_PARITY_MAX;</span>
<span class="lineNum"> 198 </span><span class="lineCov"> 2 : waiting_map = malloc_nofail(waiting_mac * sizeof(unsigned));</span>
<span class="lineNum"> 199 </span> :
<span class="lineNum"> 200 </span><span class="lineCov"> 2 : error = 0;</span>
<span class="lineNum"> 201 </span><span class="lineCov"> 2 : io_error = 0;</span>
<span class="lineNum"> 202 </span> :
<span class="lineNum"> 203 </span> : /* drop until now */
<span class="lineNum"> 204 </span><span class="lineCov"> 2 : state_usage_waste(state);</span>
<span class="lineNum"> 205 </span> :
<span class="lineNum"> 206 </span><span class="lineCov"> 2 : countmax = blockmax - blockstart;</span>
<span class="lineNum"> 207 </span><span class="lineCov"> 2 : countsize = 0;</span>
<span class="lineNum"> 208 </span><span class="lineCov"> 2 : countpos = 0;</span>
<span class="lineNum"> 209 </span> :
<span class="lineNum"> 210 </span> : /* start all the worker threads */
<span class="lineNum"> 211 </span><span class="lineCov"> 2 : io_start(&amp;io, blockstart, blockmax, &amp;block_is_enabled, 0);</span>
<span class="lineNum"> 212 </span> :
<span class="lineNum"> 213 </span><span class="lineCov"> 2 : state_progress_begin(state, blockstart, blockmax, countmax);</span>
<span class="lineNum"> 214 </span> : while (1) {
<span class="lineNum"> 215 </span> : void** buffer;
<span class="lineNum"> 216 </span> :
<span class="lineNum"> 217 </span> : /* go to the next block */
<span class="lineNum"> 218 </span><span class="lineCov"> 7104 : blockcur = io_read_next(&amp;io, &amp;buffer);</span>
<span class="lineNum"> 219 </span><span class="lineCov"> 7104 : if (blockcur &gt;= blockmax)</span>
<span class="lineNum"> 220 </span><span class="lineCov"> 4 : break;</span>
<span class="lineNum"> 221 </span> :
<span class="lineNum"> 222 </span> : /* until now is scheduling */
<span class="lineNum"> 223 </span><span class="lineCov"> 7102 : state_usage_sched(state);</span>
<span class="lineNum"> 224 </span> :
<span class="lineNum"> 225 </span> : /* for each disk, process the block */
<span class="lineNum"> 226 </span><span class="lineCov"> 49714 : for (j = 0; j &lt; diskmax; ++j) {</span>
<span class="lineNum"> 227 </span> : struct snapraid_task* task;
<span class="lineNum"> 228 </span> : int read_size;
<span class="lineNum"> 229 </span> : struct snapraid_block* block;
<span class="lineNum"> 230 </span> : struct snapraid_disk* disk;
<span class="lineNum"> 231 </span> : unsigned diskcur;
<span class="lineNum"> 232 </span> :
<span class="lineNum"> 233 </span> : /* until now is misc */
<span class="lineNum"> 234 </span><span class="lineCov"> 42612 : state_usage_misc(state);</span>
<span class="lineNum"> 235 </span> :
<span class="lineNum"> 236 </span> : /* get the next task */
<span class="lineNum"> 237 </span><span class="lineCov"> 42612 : task = io_data_read(&amp;io, &amp;diskcur, waiting_map, &amp;waiting_mac);</span>
<span class="lineNum"> 238 </span> :
<span class="lineNum"> 239 </span> : /* until now is disk */
<span class="lineNum"> 240 </span><span class="lineCov"> 42612 : state_usage_disk(state, handle, waiting_map, waiting_mac);</span>
<span class="lineNum"> 241 </span> :
<span class="lineNum"> 242 </span> : /* get the task results */
<span class="lineNum"> 243 </span><span class="lineCov"> 42612 : disk = task-&gt;disk;</span>
<span class="lineNum"> 244 </span><span class="lineCov"> 42612 : block = task-&gt;block;</span>
<span class="lineNum"> 245 </span><span class="lineCov"> 42612 : read_size = task-&gt;read_size;</span>
<span class="lineNum"> 246 </span> :
<span class="lineNum"> 247 </span> : /* if the disk position is not used */
<span class="lineNum"> 248 </span><span class="lineCov"> 42612 : if (!disk)</span>
<span class="lineNum"> 249 </span><span class="lineCov"> 9919 : continue;</span>
<span class="lineNum"> 250 </span> :
<span class="lineNum"> 251 </span> : /* if the block is not used */
<span class="lineNum"> 252 </span><span class="lineCov"> 37925 : if (!block_has_file(block))</span>
<span class="lineNum"> 253 </span><span class="lineCov"> 545 : continue;</span>
<span class="lineNum"> 254 </span> :
<span class="lineNum"> 255 </span> : /* handle error conditions */
<span class="lineNum"> 256 </span><span class="lineCov"> 37380 : if (task-&gt;state == TASK_STATE_IOERROR) {</span>
<span class="lineNum"> 257 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 258 </span> : ++io_error;
<span class="lineNum"> 259 </span> : goto bail;
<span class="lineNum"> 260 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 261 </span> : }
<span class="lineNum"> 262 </span><span class="lineCov"> 37380 : if (task-&gt;state == TASK_STATE_ERROR) {</span>
<span class="lineNum"> 263 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 264 </span> : ++error;
<span class="lineNum"> 265 </span> : goto bail;
<span class="lineNum"> 266 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 267 </span> : }
<span class="lineNum"> 268 </span><span class="lineCov"> 37380 : if (task-&gt;state == TASK_STATE_ERROR_CONTINUE) {</span>
<span class="lineNum"> 269 </span><span class="lineNoCov"> 0 : ++error;</span>
<span class="lineNum"> 270 </span><span class="lineNoCov"> 0 : continue;</span>
<span class="lineNum"> 271 </span> : }
<span class="lineNum"> 272 </span><span class="lineCov"> 37380 : if (task-&gt;state == TASK_STATE_IOERROR_CONTINUE) {</span>
<span class="lineNum"> 273 </span><span class="lineNoCov"> 0 : ++io_error;</span>
<span class="lineNum"> 274 </span><span class="lineNoCov"> 0 : if (io_error &gt;= state-&gt;opt.io_error_limit) {</span>
<span class="lineNum"> 275 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 276 </span> : log_fatal(&quot;DANGER! Too many input/output read error in a data disk, it isn't possible to scrub.\n&quot;);
<span class="lineNum"> 277 </span> : log_fatal(&quot;Ensure that disk '%s' is sane and that file '%s' can be accessed.\n&quot;, disk-&gt;dir, task-&gt;path);
<span class="lineNum"> 278 </span> : log_fatal(&quot;Stopping at block %u\n&quot;, blockcur);
<span class="lineNum"> 279 </span> : goto bail;
<span class="lineNum"> 280 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 281 </span> : }
<span class="lineNum"> 282 </span> :
<span class="lineNum"> 283 </span> : /* otherwise continue */
<span class="lineNum"> 284 </span><span class="lineNoCov"> 0 : continue;</span>
<span class="lineNum"> 285 </span> : }
<span class="lineNum"> 286 </span><span class="lineCov"> 37380 : if (task-&gt;state != TASK_STATE_DONE) {</span>
<span class="lineNum"> 287 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 288 </span> : log_fatal(&quot;Internal inconsistency in task state\n&quot;);
<span class="lineNum"> 289 </span> : os_abort();
<span class="lineNum"> 290 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 291 </span> : }
<span class="lineNum"> 292 </span> :
<span class="lineNum"> 293 </span><span class="lineCov"> 37380 : countsize += read_size;</span>
<span class="lineNum"> 294 </span> : }
<span class="lineNum"> 295 </span> :
<span class="lineNum"> 296 </span> : /* until now is misc */
<span class="lineNum"> 297 </span><span class="lineCov"> 7102 : state_usage_misc(state);</span>
<span class="lineNum"> 298 </span> :
<span class="lineNum"> 299 </span> : /* read the parity */
<span class="lineNum"> 300 </span><span class="lineCov"> 49714 : for (l = 0; l &lt; state-&gt;level; ++l) {</span>
<span class="lineNum"> 301 </span> : struct snapraid_task* task;
<span class="lineNum"> 302 </span> : unsigned levcur;
<span class="lineNum"> 303 </span> :
<span class="lineNum"> 304 </span><span class="lineCov"> 42612 : task = io_parity_read(&amp;io, &amp;levcur, waiting_map, &amp;waiting_mac);</span>
<span class="lineNum"> 305 </span> :
<span class="lineNum"> 306 </span> : /* until now is parity */
<span class="lineNum"> 307 </span><span class="lineCov"> 42612 : state_usage_parity(state, waiting_map, waiting_mac);</span>
<span class="lineNum"> 308 </span> :
<span class="lineNum"> 309 </span> : /* handle error conditions */
<span class="lineNum"> 310 </span><span class="lineCov"> 42612 : if (task-&gt;state == TASK_STATE_IOERROR) {</span>
<span class="lineNum"> 311 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 312 </span> : ++io_error;
<span class="lineNum"> 313 </span> : goto bail;
<span class="lineNum"> 314 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 315 </span> : }
<span class="lineNum"> 316 </span><span class="lineCov"> 42612 : if (task-&gt;state == TASK_STATE_ERROR) {</span>
<span class="lineNum"> 317 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 318 </span> : ++error;
<span class="lineNum"> 319 </span> : goto bail;
<span class="lineNum"> 320 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 321 </span> : }
<span class="lineNum"> 322 </span><span class="lineCov"> 42612 : if (task-&gt;state == TASK_STATE_ERROR_CONTINUE) {</span>
<span class="lineNum"> 323 </span><span class="lineNoCov"> 0 : ++error;</span>
<span class="lineNum"> 324 </span><span class="lineNoCov"> 0 : continue;</span>
<span class="lineNum"> 325 </span> : }
<span class="lineNum"> 326 </span><span class="lineCov"> 42612 : if (task-&gt;state == TASK_STATE_IOERROR_CONTINUE) {</span>
<span class="lineNum"> 327 </span><span class="lineNoCov"> 0 : ++io_error;</span>
<span class="lineNum"> 328 </span><span class="lineNoCov"> 0 : if (io_error &gt;= state-&gt;opt.io_error_limit) {</span>
<span class="lineNum"> 329 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 330 </span> : log_fatal(&quot;DANGER! Too many input/output read error in the %s disk, it isn't possible to scrub.\n&quot;, lev_name(levcur));
<span class="lineNum"> 331 </span> : log_fatal(&quot;Ensure that disk '%s' is sane and can be read.\n&quot;, lev_config_name(levcur));
<span class="lineNum"> 332 </span> : log_fatal(&quot;Stopping at block %u\n&quot;, blockcur);
<span class="lineNum"> 333 </span> : goto bail;
<span class="lineNum"> 334 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 335 </span> : }
<span class="lineNum"> 336 </span><span class="lineNoCov"> 0 : continue;</span>
<span class="lineNum"> 337 </span> : }
<span class="lineNum"> 338 </span><span class="lineCov"> 42612 : if (task-&gt;state != TASK_STATE_DONE) {</span>
<span class="lineNum"> 339 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 340 </span> : log_fatal(&quot;Internal inconsistency in task state\n&quot;);
<span class="lineNum"> 341 </span> : os_abort();
<span class="lineNum"> 342 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 343 </span> : }
<span class="lineNum"> 344 </span> : }
<span class="lineNum"> 345 </span> :
<span class="lineNum"> 346 </span> : /* count the number of processed block */
<span class="lineNum"> 347 </span><span class="lineCov"> 7102 : ++countpos;</span>
<span class="lineNum"> 348 </span> :
<span class="lineNum"> 349 </span> : /* progress */
<span class="lineNum"> 350 </span><span class="lineCov"> 7102 : if (state_progress(state, &amp;io, blockcur, countpos, countmax, countsize)) {</span>
<span class="lineNum"> 351 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 352 </span> : break;
<span class="lineNum"> 353 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 354 </span> : }
<span class="lineNum"> 355 </span><span class="lineCov"> 7102 : }</span>
<span class="lineNum"> 356 </span> :
<span class="lineNum"> 357 </span><span class="lineCov"> 2 : state_progress_end(state, countpos, countmax, countsize);</span>
<span class="lineNum"> 358 </span> :
<span class="lineNum"> 359 </span><span class="lineCov"> 2 : state_usage_print(state);</span>
<span class="lineNum"> 360 </span> :
<span class="lineNum"> 361 </span> : bail:
<span class="lineNum"> 362 </span> : /* stop all the worker threads */
<span class="lineNum"> 363 </span><span class="lineCov"> 2 : io_stop(&amp;io);</span>
<span class="lineNum"> 364 </span> :
<span class="lineNum"> 365 </span><span class="lineCov"> 14 : for (j = 0; j &lt; diskmax; ++j) {</span>
<span class="lineNum"> 366 </span><span class="lineCov"> 12 : struct snapraid_file* file = handle[j].file;</span>
<span class="lineNum"> 367 </span><span class="lineCov"> 12 : struct snapraid_disk* disk = handle[j].disk;</span>
<span class="lineNum"> 368 </span><span class="lineCov"> 12 : ret = handle_close(&amp;handle[j]);</span>
<span class="lineNum"> 369 </span><span class="lineCov"> 12 : if (ret == -1) {</span>
<span class="lineNum"> 370 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 371 </span> : log_tag(&quot;error:%u:%s:%s: Close error. %s\n&quot;, blockmax, disk-&gt;name, esc_tag(file-&gt;sub, esc_buffer), strerror(errno));
<span class="lineNum"> 372 </span> : log_fatal(&quot;DANGER! Unexpected close error in a data disk.\n&quot;);
<span class="lineNum"> 373 </span> : ++error;
<span class="lineNum"> 374 </span> : /* continue, as we are already exiting */
<span class="lineNum"> 375 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 376 </span> : }
<span class="lineNum"> 377 </span> : }
<span class="lineNum"> 378 </span> :
<span class="lineNum"> 379 </span><span class="lineCov"> 2 : if (error || io_error) {</span>
<span class="lineNum"> 380 </span><span class="lineNoCov"> 0 : msg_status(&quot;\n&quot;);</span>
<span class="lineNum"> 381 </span><span class="lineNoCov"> 0 : msg_status(&quot;%8u file errors\n&quot;, error);</span>
<span class="lineNum"> 382 </span><span class="lineNoCov"> 0 : msg_status(&quot;%8u io errors\n&quot;, io_error);</span>
<span class="lineNum"> 383 </span> : } else {
<span class="lineNum"> 384 </span><span class="lineCov"> 2 : msg_status(&quot;Everything OK\n&quot;);</span>
<span class="lineNum"> 385 </span> : }
<span class="lineNum"> 386 </span> :
<span class="lineNum"> 387 </span><span class="lineCov"> 2 : if (error)</span>
<span class="lineNum"> 388 </span><span class="lineNoCov"> 0 : log_fatal(&quot;DANGER! Unexpected errors!\n&quot;);</span>
<span class="lineNum"> 389 </span><span class="lineCov"> 2 : if (io_error)</span>
<span class="lineNum"> 390 </span><span class="lineNoCov"> 0 : log_fatal(&quot;DANGER! Unexpected input/output errors!\n&quot;);</span>
<span class="lineNum"> 391 </span> :
<span class="lineNum"> 392 </span><span class="lineCov"> 2 : free(handle);</span>
<span class="lineNum"> 393 </span><span class="lineCov"> 2 : free(waiting_map);</span>
<span class="lineNum"> 394 </span><span class="lineCov"> 2 : io_done(&amp;io);</span>
<span class="lineNum"> 395 </span> :
<span class="lineNum"> 396 </span><span class="lineCov"> 2 : if (error + io_error != 0)</span>
<span class="lineNum"> 397 </span><span class="lineNoCov"> 0 : return -1;</span>
<span class="lineNum"> 398 </span><span class="lineCov"> 2 : return 0;</span>
<a name="399"><span class="lineNum"> 399 </span> : }</a>
<span class="lineNum"> 400 </span> :
<span class="lineNum"> 401 </span><span class="lineCov"> 2 : void state_dry(struct snapraid_state* state, block_off_t blockstart, block_off_t blockcount)</span>
<span class="lineNum"> 402 </span> : {
<span class="lineNum"> 403 </span> : block_off_t blockmax;
<span class="lineNum"> 404 </span> : int ret;
<span class="lineNum"> 405 </span> : struct snapraid_parity_handle parity_handle[LEV_MAX];
<span class="lineNum"> 406 </span> : unsigned error;
<span class="lineNum"> 407 </span> : unsigned l;
<span class="lineNum"> 408 </span> :
<span class="lineNum"> 409 </span><span class="lineCov"> 2 : msg_progress(&quot;Drying...\n&quot;);</span>
<span class="lineNum"> 410 </span> :
<span class="lineNum"> 411 </span><span class="lineCov"> 2 : blockmax = parity_allocated_size(state);</span>
<span class="lineNum"> 412 </span> :
<span class="lineNum"> 413 </span><span class="lineCov"> 2 : if (blockstart &gt; blockmax) {</span>
<span class="lineNum"> 414 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 415 </span> : log_fatal(&quot;Error in the specified starting block %u. It's bigger than the parity size %u.\n&quot;, blockstart, blockmax);
<span class="lineNum"> 416 </span> : exit(EXIT_FAILURE);
<span class="lineNum"> 417 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 418 </span> : }
<span class="lineNum"> 419 </span> :
<span class="lineNum"> 420 </span> : /* adjust the number of block to process */
<span class="lineNum"> 421 </span><span class="lineCov"> 2 : if (blockcount != 0 &amp;&amp; blockstart + blockcount &lt; blockmax) {</span>
<span class="lineNum"> 422 </span><span class="lineNoCov"> 0 : blockmax = blockstart + blockcount;</span>
<span class="lineNum"> 423 </span> : }
<span class="lineNum"> 424 </span> :
<span class="lineNum"> 425 </span> : /* open the file for reading */
<span class="lineNum"> 426 </span> : /* it may fail if the file doesn't exist, in this case we continue to dry the files */
<span class="lineNum"> 427 </span><span class="lineCov"> 14 : for (l = 0; l &lt; state-&gt;level; ++l) {</span>
<span class="lineNum"> 428 </span><span class="lineCov"> 12 : ret = parity_open(&amp;parity_handle[l], &amp;state-&gt;parity[l], l, state-&gt;file_mode, state-&gt;block_size, state-&gt;opt.parity_limit_size);</span>
<span class="lineNum"> 429 </span><span class="lineCov"> 12 : if (ret == -1) {</span>
<span class="lineNum"> 430 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 431 </span> : log_fatal(&quot;WARNING! Without an accessible %s file, it isn't possible to dry.\n&quot;, lev_name(l));
<span class="lineNum"> 432 </span> : exit(EXIT_FAILURE);
<span class="lineNum"> 433 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 434 </span> : }
<span class="lineNum"> 435 </span> : }
<span class="lineNum"> 436 </span> :
<span class="lineNum"> 437 </span><span class="lineCov"> 2 : error = 0;</span>
<span class="lineNum"> 438 </span> :
<span class="lineNum"> 439 </span> : /* skip degenerated cases of empty parity, or skipping all */
<span class="lineNum"> 440 </span><span class="lineCov"> 2 : if (blockstart &lt; blockmax) {</span>
<span class="lineNum"> 441 </span><span class="lineCov"> 2 : ret = state_dry_process(state, parity_handle, blockstart, blockmax);</span>
<span class="lineNum"> 442 </span><span class="lineCov"> 2 : if (ret == -1) {</span>
<span class="lineNum"> 443 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 444 </span> : ++error;
<span class="lineNum"> 445 </span> : /* continue, as we are already exiting */
<span class="lineNum"> 446 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 447 </span> : }
<span class="lineNum"> 448 </span> : }
<span class="lineNum"> 449 </span> :
<span class="lineNum"> 450 </span> : /* try to close only if opened */
<span class="lineNum"> 451 </span><span class="lineCov"> 14 : for (l = 0; l &lt; state-&gt;level; ++l) {</span>
<span class="lineNum"> 452 </span><span class="lineCov"> 12 : ret = parity_close(&amp;parity_handle[l]);</span>
<span class="lineNum"> 453 </span><span class="lineCov"> 12 : if (ret == -1) {</span>
<span class="lineNum"> 454 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 455 </span> : ++error;
<span class="lineNum"> 456 </span> : /* continue, as we are already exiting */
<span class="lineNum"> 457 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 458 </span> : }
<span class="lineNum"> 459 </span> : }
<span class="lineNum"> 460 </span> :
<span class="lineNum"> 461 </span> : /* abort if required */
<span class="lineNum"> 462 </span><span class="lineCov"> 2 : if (error != 0) {</span>
<span class="lineNum"> 463 </span> : /* LCOV_EXCL_START */
<span class="lineNum"> 464 </span> : exit(EXIT_FAILURE);
<span class="lineNum"> 465 </span> : /* LCOV_EXCL_STOP */
<span class="lineNum"> 466 </span> : }
<span class="lineNum"> 467 </span><span class="lineCov"> 2 : }</span>
<span class="lineNum"> 468 </span> :
</pre>
</td>
</tr>
</table>
<br>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="http://ltp.sourceforge.net/coverage/lcov.php" target="_parent">LCOV version 1.10</a></td></tr>
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