Am Donnerstag, 28. November 2013, 16:40:48 schrieb Boaz Harrosh:
> Hi um hackers
>
> I'm using an x86_64 deployment both host and um-guest.
> (Fedora 18)
>
> When I load with mem=384M all is well but anything bigger will
> eventually give me problems because loadable modules will no
> longer load. The bigger mem= is, the earlier it will start.
>
> When the Kernel tries to load the .ko driver I get these messages:
>
> subarch: overflow in relocation type 11 val 805b1e40
> subarch: `nfsv4' likely not compiled with -mcmodel=kernel
> subarch: overflow in relocation type 11 val 806e4ca0
> subarch: `nfsv3' likely not compiled with -mcmodel=kernel
> ...
>
> (The first print is always around that same number
> 805b1e40 independent of the mem= (> 384M)
> )
>
> Do you guys see the same problem? I'm using loadable modules
> because it is kind of mandatory for the kind of development I
> do.
>
> Please help because 384M is not enough for me anymore, even
> when I define a swap device for the uml to use.
Does the attached patch fix the issue?
Thanks,
//richard
diff --git a/arch/um/Makefile b/arch/um/Makefile
index 48d92bb..5ab2b17 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -36,8 +36,7 @@ HEADER_ARCH := $(SUBARCH)
# Additional ARCH settings for x86
ifeq ($(SUBARCH),i386)
HEADER_ARCH := x86
-endif
-ifeq ($(SUBARCH),x86_64)
+else
HEADER_ARCH := x86
KBUILD_CFLAGS += -mcmodel=large
endif
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