On Thu, 3 Jul 2008 17:59:43 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote:grump. Who did all this stuff? I dunno. I'll drop s390-build-fixes.patch, add some ccs and stomp off. From: Andrew Morton <akpm@linux-foundation.org> In file included from include/asm/pgtable.h:1087, from include/linux/mm.h:39, from arch/s390/mm/hugetlbpage.c:8: include/asm-generic/pgtable.h: In function '__ptep_modify_prot_start': include/asm-generic/pgtable.h:209: error: dereferencing pointer to incomplete type Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> --- include/asm-generic/pgtable.h | 26 +++++++++----------------- 1 file changed, 9 insertions(+), 17 deletions(-) diff -puN include/asm-generic/pgtable.h~s390-build-fixes include/asm-generic/pgtable.h --- a/include/asm-generic/pgtable.h~s390-build-fixes +++ a/include/asm-generic/pgtable.h @@ -197,17 +197,13 @@ static inline int pmd_none_or_clear_bad( } #endif /* CONFIG_MMU */ -static inline pte_t __ptep_modify_prot_start(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep) -{ - /* - * Get the current pte state, but zero it out to make it - * non-present, preventing the hardware from asynchronously - * updating it. - */ - return ptep_get_and_clear(mm, addr, ptep); -} +/* + * Get the current pte state, but zero it out to make it + * non-present, preventing the hardware from asynchronously + * updating it. + */ +#define __ptep_modify_prot_start(mm, addr, ptep) \ + ptep_get_and_clear(mm, addr, ptep) static inline void __ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr, @@ -235,12 +231,8 @@ static inline void __ptep_modify_prot_co * queue the update to be done at some later time. The update must be * actually committed before the pte lock is released, however. */ -static inline pte_t ptep_modify_prot_start(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep) -{ - return __ptep_modify_prot_start(mm, addr, ptep); -} +#define ptep_modify_prot_start(mm, addr, ptep) \ + __ptep_modify_prot_start(mm, addr, ptep) /* * Commit an update to a pte, leaving any hardware-controlled bits in _ --
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