diff options
| author | Pavel Tatashin <pasha.tatashin@oracle.com> | 2018-10-26 15:09:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-10-26 16:26:35 -0700 |
| commit | dfb3ccd00a06d71171961022019bb0f210d2cdc1 (patch) | |
| tree | b15a0566d845702506a8a3be65ec54b8711353e7 | |
| parent | 1c2d479a119b84feacbe4de782016f1bf1ad16dc (diff) | |
| download | linux-dfb3ccd00a06d71171961022019bb0f210d2cdc1.tar.bz2 | |
mm: make memmap_init a proper function
memmap_init is sometimes a macro sometimes a function based on
__HAVE_ARCH_MEMMAP_INIT. It is only a function on ia64. Make memmap_init
a weak function instead, and let ia64 redefine it.
Link: http://lkml.kernel.org/r/20180724235520.10200-2-pasha.tatashin@oracle.com
Signed-off-by: Pavel Tatashin <pasha.tatashin@oracle.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Cc: Steven Sistare <steven.sistare@oracle.com>
Cc: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: Souptick Joarder <jrdr.linux@gmail.com>
Cc: Baoquan He <bhe@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Wei Yang <richard.weiyang@gmail.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Pavel Tatashin <pasha.tatashin@oracle.com>
Cc: Abdul Haleem <abdhalee@linux.vnet.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Pasha Tatashin <Pavel.Tatashin@microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/ia64/include/asm/pgtable.h | 1 | ||||
| -rw-r--r-- | mm/page_alloc.c | 9 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h index 165827774bea..b1e7468eb65a 100644 --- a/arch/ia64/include/asm/pgtable.h +++ b/arch/ia64/include/asm/pgtable.h @@ -544,7 +544,6 @@ extern struct page *zero_page_memmap_ptr; # ifdef CONFIG_VIRTUAL_MEM_MAP /* arch mem_map init routine is needed due to holes in a virtual mem_map */ -# define __HAVE_ARCH_MEMMAP_INIT extern void memmap_init (unsigned long size, int nid, unsigned long zone, unsigned long start_pfn); # endif /* CONFIG_VIRTUAL_MEM_MAP */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index bdb7eb25acf8..94725aea672f 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5631,10 +5631,11 @@ static void __meminit zone_init_free_lists(struct zone *zone) } } -#ifndef __HAVE_ARCH_MEMMAP_INIT -#define memmap_init(size, nid, zone, start_pfn) \ - memmap_init_zone((size), (nid), (zone), (start_pfn), MEMMAP_EARLY, NULL) -#endif +void __meminit __weak memmap_init(unsigned long size, int nid, + unsigned long zone, unsigned long start_pfn) +{ + memmap_init_zone(size, nid, zone, start_pfn, MEMMAP_EARLY, NULL); +} static int zone_batchsize(struct zone *zone) { |