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[ Upstream commit70bad345e6] When the kernel is comiled with CONFIG_IRQ_REMAP=y but without CONFIG_IOMMU_INTEL compilation fails since commitdef054b01awith an undefined reference to device_rbtree_find(). This patch makes sure that intel specific code is only compiled with CONFIG_IOMMU_INTEL=y. Signed-off-by: Bert Karwatzki <spasswolf@web.de> Fixes:80a9b50c0b("iommu/vt-d: Improve ITE fault handling if target device isn't present") Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20240307194419.15801-1-spasswolf@web.de Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org>