Messages in this thread Patch in this message | | | From | Roland Fehrenbacher <> | Date | Sat, 4 Dec 2004 01:20:51 +0100 | Subject | Re: Trouble with swiotlb |
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>>>>> "Randy" == Randy Dunlap <Randy.Dunlap> writes:
Randy> Roland Fehrenbacher wrote: >> Hi, >> >> when building 2.4.28 or 2.4.27 on x86_64 with IOMMU and SWIOTLB >> support enabled I get unresolved symbol for 3 modules: >> >> depmod: *** Unresolved symbols in >> /lib/modules/2.4.28/kernel/drivers/net/e1000/e1000.o depmod: >> *** Unresolved symbols in >> /lib/modules/2.4.28/kernel/drivers/usb/host/uhci.o depmod: *** >> Unresolved symbols in >> /lib/modules/2.4.28/kernel/drivers/usb/host/usb-uhci.o >> >> When modprobing any of the modules I get: unresolved symbol >> swiotlb >> >> The kernel boots fine on Opterons and EM64T Xeons otherwise. >> >> Any ideas.
Randy> Looks like it just needs 'swiotlb' exported (as in 2.6.x). Randy> Can you test the attached patch? I don't have 2.4.x Randy> booting on x8-64 yet.
Hi Randy,
thanks for the fast reply. Your patch solved the problem. I can boot Opterons and EM64T Xeons now without any problems.
Roland linux-2428-work <description>
Signed-off-by: Your Name <email@domain.tld>
diffstat:= arch/x86_64/kernel/setup.c | 1 + 1 files changed, 1 insertion(+)
diff -Naurp ./arch/x86_64/kernel/setup.c~swiotlb ./arch/x86_64/kernel/setup.c --- ./arch/x86_64/kernel/setup.c~swiotlb 2004-08-07 16:26:04.000000000 -0700 +++ ./arch/x86_64/kernel/setup.c 2004-12-03 11:54:07.000000000 -0800 @@ -52,6 +52,7 @@ int acpi_disabled; EXPORT_SYMBOL(acpi_disabled); int swiotlb; +EXPORT_SYMBOL(swiotlb); extern int phys_proc_id[NR_CPUS]; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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