<div dir="ltr">Hi Arun,<br><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Mar 25, 2014 at 3:55 PM, Arun KS <span dir="ltr"><<a href="mailto:getarunks@gmail.com" target="_blank">getarunks@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello Anup,<br>
<div class=""><br>
On Sun, Mar 23, 2014 at 9:54 AM, Anup Buchke <<a href="mailto:anup.estuff@gmail.com">anup.estuff@gmail.com</a>> wrote:<br>
</div><div class="">> For a user/kernel configuration of 3/1GB and (0-16M DMA , 16-896 - Low , 896<br>
> - 1024 - High )<br>
> Q: Is amount of memory allocated to Vmalloc limited to 128MB?<br>
</div>No. 128MB is the default vmalloc size. You can override by kernel boot<br>
argument vmalloc=n[KMG]<br></blockquote><div><br></div><div>Ok. So will this reduce(adjust) the LOW_MEM and add that reduced LOW_MEM to HIGH_MEM region in virtual address space?<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Thanks,<br>
Arun<br>
<div class="im HOEnZb">><br>
> I read an article which said to increase the Vmalloc allocation size we need<br>
> to either<br>
> 1) Change user/kernel distribution like 2.75/1.25 which proportionately<br>
> increase the address space available to High memory<br>
> 2) For a fixed user/kernel distribution reduce the low memory like 16-800<br>
> thereby increasing the size available for high memory.<br>
><br>
> In either of the case the memory for vmalloc is limited to user/kernel<br>
> distribution . i.e. the amount of virtual address space available in high<br>
> memory.<br>
><br>
> I am a beginner, so please let me know if my understanding is correct..and<br>
> rectify in-case of wrong.?<br>
><br>
> Thanks,<br>
> Anup Buchke.<br>
><br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br>Thanks and Regards<br>Pramod<br>
</div></div>