Messages in this thread Patch in this message | | | From | Randy Dunlap <> | Subject | [PATCH] iommu/of: mark an unused function as __maybe_unused | Date | Wed, 8 Feb 2023 17:03:59 -0800 |
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When CONFIG_OF_ADDRESS is not set, there is a build warning/error about an unused function. Annotate the function to quieten the warning/error.
../drivers/iommu/of_iommu.c:176:29: warning: 'iommu_resv_region_get_type' defined but not used [-Wunused-function] 176 | static enum iommu_resv_type iommu_resv_region_get_type(struct device *dev, struct resource *phys, | ^~~~~~~~~~~~~~~~~~~~~~~~~~
Fixes: a5bf3cfce8cb ("iommu: Implement of_iommu_get_resv_regions()") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Thierry Reding <treding@nvidia.com> Cc: Joerg Roedel <jroedel@suse.de> Cc: Will Deacon <will@kernel.org> Cc: iommu@lists.linux.dev --- drivers/iommu/of_iommu.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff -- a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -173,8 +173,9 @@ const struct iommu_ops *of_iommu_configu return ops; } -static enum iommu_resv_type iommu_resv_region_get_type(struct device *dev, struct resource *phys, - phys_addr_t start, size_t length) +static enum iommu_resv_type __maybe_unused iommu_resv_region_get_type(struct device *dev, + struct resource *phys, + phys_addr_t start, size_t length) { phys_addr_t end = start + length - 1;
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