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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
