kbuild test robot
2019-Feb-05 19:37 UTC
[vhost:linux-next 2/23] include/linux/swiotlb.h:99:22: error: static declaration of 'swiotlb_max_mapping_size' follows non-static declaration
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
head: 104f89a60ef5ec77d6f559eac4676844b3480740
commit: 951a381d4c0d45a9b44de30228c6ef17083854ea [2/23] swiotlb: Introduce
swiotlb_max_mapping_size()
config: i386-tinyconfig (attached as .config)
compiler: gcc-8 (Debian 8.2.0-14) 8.2.0
reproduce:
git checkout 951a381d4c0d45a9b44de30228c6ef17083854ea
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
vim +/swiotlb_max_mapping_size +99 include/linux/swiotlb.h
75
76 bool swiotlb_map(struct device *dev, phys_addr_t *phys, dma_addr_t
*dma_addr,
77 size_t size, enum dma_data_direction dir, unsigned long attrs);
78 void __init swiotlb_exit(void);
79 unsigned int swiotlb_max_segment(void);
80 #else
81 #define swiotlb_force SWIOTLB_NO_FORCE
82 static inline bool is_swiotlb_buffer(phys_addr_t paddr)
83 {
84 return false;
85 }
86 static inline bool swiotlb_map(struct device *dev, phys_addr_t *phys,
87 dma_addr_t *dma_addr, size_t size, enum dma_data_direction dir,
88 unsigned long attrs)
89 {
90 return false;
91 }
92 static inline void swiotlb_exit(void)
93 {
94 }
95 static inline unsigned int swiotlb_max_segment(void)
96 {
97 return 0;
98 }
> 99 static inline size_t swiotlb_max_mapping_size(struct device *dev)
100 {
101 return SIZE_MAX;
102 }
103 #endif /* CONFIG_SWIOTLB */
104
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