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authorMichal Hocko <mhocko@suse.com>2018-04-11 02:30:03 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-11 20:28:32 +0300
commit666feb21a0083e5b29ddd96588553ffa0cc357b6 (patch)
tree2b470bb99e3fdf84b1df32ffe726adb0119084e5 /mm/page_isolation.c
parenta49bd4d7163707de377aee062f17befef6da891b (diff)
downloadlinux-666feb21a0083e5b29ddd96588553ffa0cc357b6.tar.xz
mm, migrate: remove reason argument from new_page_t
No allocation callback is using this argument anymore. new_page_node used to use this parameter to convey node_id resp. migration error up to move_pages code (do_move_page_to_node_array). The error status never made it into the final status field and we have a better way to communicate node id to the status field now. All other allocation callbacks simply ignored the argument so we can drop it finally. [mhocko@suse.com: fix migration callback] Link: http://lkml.kernel.org/r/20180105085259.GH2801@dhcp22.suse.cz [akpm@linux-foundation.org: fix alloc_misplaced_dst_page()] [mhocko@kernel.org: fix build] Link: http://lkml.kernel.org/r/20180103091134.GB11319@dhcp22.suse.cz Link: http://lkml.kernel.org/r/20180103082555.14592-3-mhocko@kernel.org Signed-off-by: Michal Hocko <mhocko@suse.com> Reviewed-by: Zi Yan <zi.yan@cs.rutgers.edu> Cc: Andrea Reale <ar@linux.vnet.ibm.com> Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Vlastimil Babka <vbabka@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page_isolation.c')
-rw-r--r--mm/page_isolation.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index 61dee77bb211..43e085608846 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -309,8 +309,7 @@ int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,
return pfn < end_pfn ? -EBUSY : 0;
}
-struct page *alloc_migrate_target(struct page *page, unsigned long private,
- int **resultp)
+struct page *alloc_migrate_target(struct page *page, unsigned long private)
{
return new_page_nodemask(page, numa_node_id(), &node_states[N_MEMORY]);
}