Messages in this thread | | | Date | Wed, 7 Jun 2017 08:54:14 +0800 | From | kbuild test robot <> | Subject | [rcu:spf 6/20] mm/memory.c:3967:19: error: passing argument 1 of 'pud_offset' from incompatible pointer type |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git spf head: 763f66834bf1d9c6ec6f7e7f8a9c07f5ff44c631 commit: 708f84e40c5ee0d0c2ef6c3abe11004bc6042784 [6/20] mm: Provide speculative fault infrastructure config: x86_64-randconfig-x019-201723 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout 708f84e40c5ee0d0c2ef6c3abe11004bc6042784 # save the attached .config to linux build tree make ARCH=x86_64
Note: the rcu/spf HEAD 763f66834bf1d9c6ec6f7e7f8a9c07f5ff44c631 builds fine. It only hurts bisectibility.
All errors (new ones prefixed by >>):
mm/memory.c: In function 'handle_speculative_fault': >> mm/memory.c:3967:19: error: passing argument 1 of 'pud_offset' from incompatible pointer type [-Werror=incompatible-pointer-types] pud = pud_offset(pgd, address); ^~~ In file included from include/linux/mm.h:70:0, from mm/memory.c:42: arch/x86/include/asm/pgtable.h:826:22: note: expected 'p4d_t * {aka struct <anonymous> *}' but argument is of type 'pgd_t * {aka struct <anonymous> *}' static inline pud_t *pud_offset(p4d_t *p4d, unsigned long address) ^~~~~~~~~~ cc1: some warnings being treated as errors
vim +/pud_offset +3967 mm/memory.c
3961 */ 3962 local_irq_disable(); 3963 pgd = pgd_offset(mm, address); 3964 if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd))) 3965 goto out_walk; 3966 > 3967 pud = pud_offset(pgd, address); 3968 if (pud_none(*pud) || unlikely(pud_bad(*pud))) 3969 goto out_walk; 3970
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