[PATCH] Handle additional e820 memmap type strings

Baoquan He bhe at redhat.com
Fri May 19 02:15:38 PDT 2017


On 05/17/17 at 07:51am, Eric DeVolder wrote:
> > > diff --git a/kexec/firmware_memmap.c b/kexec/firmware_memmap.c
> > > index 4d84f00..1ee214a 100644
> > > --- a/kexec/firmware_memmap.c
> > > +++ b/kexec/firmware_memmap.c
> > > @@ -164,6 +164,10 @@ static int parse_memmap_entry(const char *entry, struct memory_range *range)
> > >   		range->type = RANGE_RESERVED;
> > >   	else if (strcmp(type, "reserved") == 0)
> > >   		range->type = RANGE_RESERVED;
> > > +	else if (strcmp(type, "Reserved") == 0)
> > > +		range->type = RANGE_RESERVED;
> > > +	else if (strcmp(type, "Unknown E820 type") == 0)
> > > +		range->type = RANGE_RESERVED;
> > 
> > Should we change the "reserved" one to "Reserved" so that we don't need
> > to have "reserved" and "Reserved" at the same time?
> 
> The lower-case "reserved" has been in use by the kernel for quite a long
> while, and upper-case "Reserved" has been recently introduced. I think
> removing lower-case "reserved" would result in problems with existing,
> older, kernels that still would be using "reserved".

Thanks. Then it looks good to me. Ack.

Simon might pick several patches one time every several days. Please
wait.
> 
> > 
> > >   	else if (strcmp(type, "ACPI Non-volatile Storage") == 0)
> > >   		range->type = RANGE_ACPI_NVS;
> > >   	else if (strcmp(type, "Uncached RAM") == 0)
> > > -- 
> > > 2.7.4
> > > 
> > > 
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> 
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