<div>Thanks so much for your test. </div><div>The parts of this structure I care about most are the stackaddr and stacksize (and guardsize maybe), where stackaddr always returns 0. The value of stacksize is either 8192 or 0, based on the fact that this attribute structure is retrieved from POSIX_Init or other pthreads in my system (maybe I use pthread_create in a wrong way...). </div><div><br></div><div>So, from the result you post, the stackaddr is 0 too, which means this element is not supported in rtems, or there is something wrong with this function?</div><div><includetail><div> </div><div> </div><div style="font:Verdana normal 14px;color:#000;"><div style="FONT-SIZE: 12px;FONT-FAMILY: Arial Narrow;padding:2px 0 2px 0;">------------------ Original ------------------</div><div style="FONT-SIZE: 12px;background:#efefef;padding:8px;"><div id="menu_sender"><b>From: </b> "Joel Sherrill"<joel@rtems.org>;</div><div><b>Date: </b> Fri, Sep 22, 2017 10:15 PM</div><div><b>To: </b> "xuelin.tian@qkmtech.com"<xuelin.tian@qkmtech.com>; <wbr></div><div><b>Cc: </b> "Sebastian Huber"<sebastian.huber@embedded-brains.de>; "users@rtems.org"<users@rtems.org>; <wbr></div><div><b>Subject: </b> Re: Re: pthread_getattr_np does not work</div></div><div> </div><div dir="ltr">The test does verify the values. I don't see a specific case of creating a thread<div>with a non-standard stack value and verifying that value in the task but the</div><div>test creates a thread which retrieves its values and verifies many (most, all?)</div><div>of them:</div><div><br></div><div><div>(gdb) </div><div>Thread - pthread_getattr_np - Verify value</div><div>46 sc = pthread_getattr_np( Thread_id, &attr );</div><div>(gdb) </div><div>47 rtems_test_assert( sc == 0 );</div><div>(gdb) </div><div>52 puts( "Thread - pthread_setschedparam: Setting highest priority SCHED_FIFO" );</div><div>(gdb) p attr</div><div>$1 = {is_initialized = 1, stackaddr = 0x0, stacksize = 8192, </div><div> contentionscope = 0, inheritsched = 2, schedpolicy = 2, schedparam = {</div><div> sched_priority = 3, sched_ss_low_priority = 285216961, </div><div> sched_ss_repl_period = {tv_sec = 0, tv_nsec = 16}, </div><div> sched_ss_init_budget = {tv_sec = 0, tv_nsec = 1}, sched_ss_max_repl = 0}, </div><div> guardsize = 0, cputime_clock_allowed = 1, detachstate = 1, </div><div> affinitysetsize = 0, affinityset = 0x0, affinitysetpreallocated = {</div><div> __bits = {0}}}</div></div><div><br></div><div>Clearly the attribute structure returned is not all zero.</div><div><br></div><div>I am not sure what you are seeing but it doesn't match what I see in</div><div>this test on the erc32.</div><div><br></div><div>--joel</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Sep 22, 2017 at 4:04 AM, <a href="mailto:xuelin.tian@qkmtech.com">xuelin.tian@qkmtech.com</a> <span dir="ltr"><<a href="mailto:xuelin.tian@qkmtech.com" target="_blank">xuelin.tian@qkmtech.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>
<div><span></span>OK, no problem, thanks anyway.</div>
<div><br></div><hr style="width:210px;height:1px" color="#b5c4df" size="1" align="left">
<div><span><div style="MARGIN:10px;FONT-FAMILY:verdana;FONT-SIZE:10pt"><div>Best wishes,</div><div><a href="mailto:xuelin.tian@qkmtech.com" target="_blank">xuelin.tian@qkmtech.com</a></div></div></span></div>
<blockquote style="margin-top:0px;margin-bottom:0px;margin-left:0.5em"><div> </div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm 0cm 0cm"><div style="PADDING-RIGHT:8px;PADDING-LEFT:8px;FONT-SIZE:12px;FONT-FAMILY:tahoma;COLOR:#000000;BACKGROUND:#efefef;PADDING-BOTTOM:8px;PADDING-TOP:8px"><div><b>From:</b> <a href="mailto:sebastian.huber@embedded-brains.de" target="_blank">Sebastian Huber</a></div><div><b>Date:</b> 2017-09-22 16:58</div><span class=""><div><b>To:</b> <a href="mailto:xuelin.tian@qkmtech.com" target="_blank">xuelin.tian@qkmtech.com</a>; <a href="mailto:users@rtems.org" target="_blank">users@rtems.org</a></div><div><b>Subject:</b> Re: pthread_getattr_np does not work</div></span></div></div><span class=""><div><div>On 22/09/17 10:55, <a href="mailto:xuelin.tian@qkmtech.com" target="_blank">xuelin.tian@qkmtech.com</a> wrote:</div>
<div> </div>
<div>> OK, I will try to do some fix on this function. And if Sherrill and </div>
<div>> you have time, please take some time on this. Thanks a lot.</div>
<div> </div>
<div>No, sorry. I have no time to fix this.</div>
<div> </div>
<div>-- </div>
<div>Sebastian Huber, embedded brains GmbH</div>
<div> </div>
<div>Address : Dornierstr. 4, D-82178 Puchheim, Germany</div>
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