diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-07-12 06:57:28 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-12 21:05:45 +0300 |
| commit | cbd34da7dc9afd521e0bea5e7d12701f4a9da7c7 (patch) | |
| tree | 01134464a578f6e5ec091a739b3671528eaf3d54 /include/linux | |
| parent | 817be129e6f254e5bd8c17b1da834c8f612dca28 (diff) | |
| download | linux-cbd34da7dc9afd521e0bea5e7d12701f4a9da7c7.tar.xz | |
mm: move the powerpc hugepd code to mm/gup.c
While only powerpc supports the hugepd case, the code is pretty generic
and I'd like to keep all GUP internals in one place.
Link: http://lkml.kernel.org/r/20190625143715.1689-15-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Miller <davem@davemloft.net>
Cc: James Hogan <jhogan@kernel.org>
Cc: Jason Gunthorpe <jgg@mellanox.com>
Cc: Khalid Aziz <khalid.aziz@oracle.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Paul Burton <paul.burton@mips.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/hugetlb.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index f895a79c6f5c..edfca4278319 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -16,29 +16,11 @@ struct user_struct; struct mmu_gather; #ifndef is_hugepd -/* - * Some architectures requires a hugepage directory format that is - * required to support multiple hugepage sizes. For example - * a4fe3ce76 "powerpc/mm: Allow more flexible layouts for hugepage pagetables" - * introduced the same on powerpc. This allows for a more flexible hugepage - * pagetable layout. - */ typedef struct { unsigned long pd; } hugepd_t; #define is_hugepd(hugepd) (0) #define __hugepd(x) ((hugepd_t) { (x) }) -static inline int gup_huge_pd(hugepd_t hugepd, unsigned long addr, - unsigned pdshift, unsigned long end, - int write, struct page **pages, int *nr) -{ - return 0; -} -#else -extern int gup_huge_pd(hugepd_t hugepd, unsigned long addr, - unsigned pdshift, unsigned long end, - int write, struct page **pages, int *nr); #endif - #ifdef CONFIG_HUGETLB_PAGE #include <linux/mempolicy.h> |