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Subject[tip:WIP.x86/boot 11/55] arch/x86/include/asm/xen/page.h:302:7: warning: 'struct device' declared inside parameter list
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/boot
head: 0c6fc11ac343c82d4a2f8348fa6f829e07c12554
commit: 5520b7e7d2d20ae2ab6e07b46c42cd43df9d2799 [11/55] x86/boot/e820: Remove spurious asm/e820/api.h inclusions
config: x86_64-randconfig-n0-01291212 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
git checkout 5520b7e7d2d20ae2ab6e07b46c42cd43df9d2799
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

In file included from include/xen/page.h:28:0,
from arch/x86/xen/grant-table.c:43:
>> arch/x86/include/asm/xen/page.h:302:7: warning: 'struct device' declared inside parameter list [enabled by default]
dma_addr_t dev_addr)
^
>> arch/x86/include/asm/xen/page.h:302:7: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default]

vim +302 arch/x86/include/asm/xen/page.h

20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 286 #define __pmd_ma(x) ((pmd_t) { (x) } )
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 287
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 288 #define pgd_val_ma(x) ((x).pgd)
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 289
eba3ff8b9 arch/x86/include/asm/xen/page.h Jeremy Fitzhardinge 2009-02-09 290 void xen_set_domain_pte(pte_t *ptep, pte_t pteval, unsigned domid);
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 291
ce803e705 include/asm-x86/xen/page.h Jeremy Fitzhardinge 2008-07-08 292 xmaddr_t arbitrary_virt_to_machine(void *address);
9976b39b5 arch/x86/include/asm/xen/page.h Jeremy Fitzhardinge 2009-02-27 293 unsigned long arbitrary_virt_to_mfn(void *vaddr);
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 294 void make_lowmem_page_readonly(void *vaddr);
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 295 void make_lowmem_page_readwrite(void *vaddr);
20e71f2ed include/asm-x86/xen/page.h Isaku Yamahata 2008-04-02 296
3216dceb3 arch/x86/include/asm/xen/page.h Stefano Stabellini 2013-02-19 297 #define xen_remap(cookie, size) ioremap((cookie), (size));
efaf30a33 arch/x86/include/asm/xen/page.h Konrad Rzeszutek Wilk 2014-01-06 298 #define xen_unmap(cookie) iounmap((cookie))
3216dceb3 arch/x86/include/asm/xen/page.h Stefano Stabellini 2013-02-19 299
a4dba1308 arch/x86/include/asm/xen/page.h Stefano Stabellini 2014-11-21 300 static inline bool xen_arch_need_swiotlb(struct device *dev,
291be10fd arch/x86/include/asm/xen/page.h Julien Grall 2015-09-09 301 phys_addr_t phys,
291be10fd arch/x86/include/asm/xen/page.h Julien Grall 2015-09-09 @302 dma_addr_t dev_addr)
a4dba1308 arch/x86/include/asm/xen/page.h Stefano Stabellini 2014-11-21 303 {
a4dba1308 arch/x86/include/asm/xen/page.h Stefano Stabellini 2014-11-21 304 return false;
a4dba1308 arch/x86/include/asm/xen/page.h Stefano Stabellini 2014-11-21 305 }
a4dba1308 arch/x86/include/asm/xen/page.h Stefano Stabellini 2014-11-21 306
8746515d7 arch/x86/include/asm/xen/page.h Stefano Stabellini 2015-04-24 307 static inline unsigned long xen_get_swiotlb_free_pages(unsigned int order)
8746515d7 arch/x86/include/asm/xen/page.h Stefano Stabellini 2015-04-24 308 {
8746515d7 arch/x86/include/asm/xen/page.h Stefano Stabellini 2015-04-24 309 return __get_free_pages(__GFP_NOWARN, order);
8746515d7 arch/x86/include/asm/xen/page.h Stefano Stabellini 2015-04-24 310 }

:::::: The code at line 302 was first introduced by commit
:::::: 291be10fd7511101d44cf98166d049bd31bc7600 xen/swiotlb: Pass addresses rather than frame numbers to xen_arch_need_swiotlb

:::::: TO: Julien Grall <julien.grall@citrix.com>
:::::: CC: David Vrabel <david.vrabel@citrix.com>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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