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mm/memory-failure: remove a wrapper for alloc_migration_target()

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There is a well-defined standard migration target callback.  Use it
directly.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Roman Gushchin <guro@fb.com>
Link: http://lkml.kernel.org/r/1594622517-20681-9-git-send-email-iamjoonsoo.kim@lge.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joonsoo Kim 2020-10-17 16:13:57 -07:00 committed by Linus Torvalds
parent 4127c6504f
commit 5460875999
1 changed files with 6 additions and 12 deletions
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18
mm/memory-failure.c
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@ -1673,16 +1673,6 @@ int unpoison_memory(unsigned long pfn)
}
EXPORT_SYMBOL(unpoison_memory);
static struct page *new_page(struct page *p, unsigned long private)
{
struct migration_target_control mtc = {
.nid = page_to_nid(p),
.gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL,
};
return alloc_migration_target(p, (unsigned long)&mtc);
}
/*
* Safely get reference count of an arbitrary page.
* Returns 0 for a free page, -EIO for a zero refcount page
@ -1797,6 +1787,10 @@ static int __soft_offline_page(struct page *page)
char const *msg_page[] = {"page", "hugepage"};
bool huge = PageHuge(page);
LIST_HEAD(pagelist);
struct migration_target_control mtc = {
.nid = NUMA_NO_NODE,
.gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL,
};
/*
* Check PageHWPoison again inside page lock because PageHWPoison
@ -1833,8 +1827,8 @@ static int __soft_offline_page(struct page *page)
}
if (isolate_page(hpage, &pagelist)) {
ret = migrate_pages(&pagelist, new_page, NULL, MPOL_MF_MOVE_ALL,
MIGRATE_SYNC, MR_MEMORY_FAILURE);
ret = migrate_pages(&pagelist, alloc_migration_target, NULL,
(unsigned long)&mtc, MIGRATE_SYNC, MR_MEMORY_FAILURE);
if (!ret) {
bool release = !huge;