Messages in this thread Patch in this message | | | From | Miaohe Lin <> | Subject | [PATCH 2/5] mm/swap: remove unused local variable nr_shadows | Date | Tue, 18 May 2021 21:53:49 +0800 |
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Since commit 55c653b71e8c ("mm: stop accounting shadow entries"), nr_shadows is not used anymore.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- mm/swap_state.c | 4 ---- 1 file changed, 4 deletions(-)
diff --git a/mm/swap_state.c b/mm/swap_state.c index df5405384520..bab386c7b655 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -114,7 +114,6 @@ int add_to_swap_cache(struct page *page, swp_entry_t entry, SetPageSwapCache(page); do { - unsigned long nr_shadows = 0; xas_lock_irq(&xas); xas_create_range(&xas); @@ -124,7 +123,6 @@ int add_to_swap_cache(struct page *page, swp_entry_t entry, VM_BUG_ON_PAGE(xas.xa_index != idx + i, page); old = xas_load(&xas); if (xa_is_value(old)) { - nr_shadows++; if (shadowp) *shadowp = old; } @@ -260,7 +258,6 @@ void clear_shadow_from_swap_cache(int type, unsigned long begin, void *old; for (;;) { - unsigned long nr_shadows = 0; swp_entry_t entry = swp_entry(type, curr); struct address_space *address_space = swap_address_space(entry); XA_STATE(xas, &address_space->i_pages, curr); @@ -270,7 +267,6 @@ void clear_shadow_from_swap_cache(int type, unsigned long begin, if (!xa_is_value(old)) continue; xas_store(&xas, NULL); - nr_shadows++; } xa_unlock_irq(&address_space->i_pages); -- 2.23.0
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