On Thu, Jan 30, 2014 at 2:54 PM, Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote: > On 01/30/2014 02:17 PM, David Rientjes wrote: >> On Thu, 30 Jan 2014, Randy Dunlap wrote: >> >>>>>> Hi, >>>>>> >>>>>> In kernel-parameters.txt, there is following description: >>>>>> >>>>>> memmap=nn[KMG]$ss[KMG] >>>>>> [KNL,ACPI] Mark specific memory as reserved. >>>>>> Region of memory to be used, from ss to ss+nn. >>>>> >>>>> Should be: >>>>> Region of memory to be reserved, from ss to ss+nn. >>>>> >>>>> but that doesn't help with the problem that you describe, does it? >>>>> >>>> >>>> Actually it should be: >>>> Region of memory to be reserved, from nn to nn+ss. >>>> >>>> That is, exchange nn and ss. >>> >>> Yes, I understand that that's what you are reporting. I just haven't yet >>> worked out how the code manages to exchange those 2 values. >>> >> >> It doesn't, the documentation is correct as written and could be improved >> by your suggestion of "Region of memory to be reserved, from ss to ss+nn." >> I think Andiry probably is having a problem with his bootloader >> interpreting the '$' incorrectly (or variable expansion if coming from the >> shell) or interpreting the resulting user-defined e820 map incorrectly. >> -- > > Yeah, I certainly don't see a problem with the code and I would want to > see/understand that before I exchanged the 2 values in the documentation. > > I'll submit a patch to make the wording a bit better. > I'm using Ubuntu 13.04 with GRUB2. If it's a bootloader issue, what should I do? Thanks, Andiry -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>