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mm: gup: remove unneed local variable orig_refs

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Remove unneed local variable orig_refs since refs is unchanged now.

Link: https://lkml.kernel.org/r/20210807093620.21347-3-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2021-09-02 14:53:36 -07:00 committed by Linus Torvalds
parent 8fed2f3cd6
commit 0fef147ba7
1 changed files with 1 additions and 3 deletions
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4
mm/gup.c
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@ -117,8 +117,6 @@ __maybe_unused struct page *try_grab_compound_head(struct page *page,
if (flags & FOLL_GET)
return try_get_compound_head(page, refs);
else if (flags & FOLL_PIN) {
int orig_refs = refs;
/*
* Can't do FOLL_LONGTERM + FOLL_PIN gup fast path if not in a
* right zone, so fail and let the caller fall back to the slow
@ -150,7 +148,7 @@ __maybe_unused struct page *try_grab_compound_head(struct page *page,
page_ref_add(page, refs * (GUP_PIN_COUNTING_BIAS - 1));
mod_node_page_state(page_pgdat(page), NR_FOLL_PIN_ACQUIRED,
orig_refs);
refs);
return page;
}