From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 63E6E3314AC for ; Wed, 29 Jul 2026 03:53:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785297208; cv=none; b=gRgWUMe0Huf6RkiqX/3VGviJVzig38dfIqqmaZC8NUe5A838o4vz1YW/YkSzawSwPobXwkOQ+THDUw+CPc2EG0kZH/JNWUo8EsVWmhZbWrkN+gWcMIVW1bUC2h1rJi2bBnB4sEmcCQysFv3wYcZ2Lc2LoernB26wIY4C5bMo2+A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785297208; c=relaxed/simple; bh=Y5FluUXs7wajswoVfBfVC+3plD6IfHLVrVvqfibEv/A=; h=Date:To:From:Subject:Message-Id; b=PMFkgpC8v5gZ/2bXhprA5OYnb8Y0WtyCAitKq/+KS6/HuBFm302LXol7q9hmhhUhfegADaqS3vUlWxHfuDz0M7aHXvW3rynw/uOpWq8AURQGz1AYBYOn0V0GttDi6k5V7Xm8waQUadTbryG8gmdSSb6rjmMlrcKQy+wSVi/ijHI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=GjP693sM; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="GjP693sM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 09B261F00A3A; Wed, 29 Jul 2026 03:53:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1785297207; bh=vZ092WgC1+XIMVNmbnmaPIKztq6K9SkLMOjX08ZYfeU=; h=Date:To:From:Subject; b=GjP693sMKMh9uajbmzGYKxlhVzvjii2QQt6c5P8aUG/xjEgeQWm4GzjcDzSsjI5uD CXwdXqHDjKq0CI1KkJUgQg61d4YsNUEmg34u3yJ2HbgjIAKA21MNLfn91Z7RpjfmNg E/b3f2G3C28nT0uiSAEzBQuig/kerTceZqAsMH0U= Date: Tue, 28 Jul 2026 20:53:26 -0700 To: mm-commits@vger.kernel.org,xueyuan.chen21@gmail.com,senozhatsky@chromium.org,nphamcs@gmail.com,minchan@kernel.org,lkp@intel.com,joshua.hahnjy@gmail.com,haowenchao@xiaomi.com,baohua@kernel.org,akpm@linux-foundation.org,akpm@linux-foundation.org From: Andrew Morton Subject: [folded-merged] mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup-fix.patch removed from -mm tree Message-Id: <20260729035327.09B261F00A3A@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup-fix has been removed from the -mm tree. Its filename was mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup-fix.patch This patch was dropped because it was folded into mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup.patch ------------------------------------------------------ From: Andrew Morton Subject: mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup-fix Date: Mon Jun 29 09:44:25 AM PDT 2026 - fix obj_to_class_idx() defined but not used - remove duplicated #ifdef CONFIG_COMPACTION Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202606291933.Cw5TBs54-lkp@intel.com/ Cc: Barry Song Cc: Joshua Hahn Cc: Minchan Kim Cc: Nhat Pham Cc: Sergey Senozhatsky Cc: Wenchao Hao Cc: Xueyuan Chen Signed-off-by: Andrew Morton --- mm/zsmalloc.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) --- a/mm/zsmalloc.c~mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup-fix +++ a/mm/zsmalloc.c @@ -796,12 +796,6 @@ static void obj_to_zpdesc(unsigned long *zpdesc = pfn_zpdesc(obj >> ZS_OBJ_PFN_SHIFT); } -/* Folds to 0 when ZS_OBJ_CLASS_BITS == 0; no ifdef needed at callers. */ -static unsigned int obj_to_class_idx(unsigned long obj) -{ - return (obj >> ZS_OBJ_IDX_BITS) & ZS_OBJ_CLASS_MASK; -} - /** * location_to_obj - encode (, , ) into obj value * @zpdesc: zpdesc object resides in zspage @@ -1719,9 +1713,12 @@ static void lock_zspage(struct zspage *z } zspage_read_unlock(zspage); } -#endif /* CONFIG_COMPACTION */ -#ifdef CONFIG_COMPACTION +/* Folds to 0 when ZS_OBJ_CLASS_BITS == 0; no ifdef needed at callers. */ +static unsigned int obj_to_class_idx(unsigned long obj) +{ + return (obj >> ZS_OBJ_IDX_BITS) & ZS_OBJ_CLASS_MASK; +} static void replace_sub_page(struct size_class *class, struct zspage *zspage, struct zpdesc *newzpdesc, struct zpdesc *oldzpdesc) _ Patches currently in -mm which might be from akpm@linux-foundation.org are csky-implement-flush_cache_vmap-in-c.patch mm-zsmalloc-encode-class-index-in-obj-value-for-lockless-class-lookup.patch mm-zsmalloc-drop-pool-lock-from-zs_free-on-64-bit-systems-fix.patch mm-zsmalloc-drop-pool-lock-from-zs_free-on-64-bit-systems-fix-fix.patch mm-rmap-use-huge_ptep_get-in-try_to_migrate_one-checkpatch-fixes.patch mm-mprotect-use-huge_ptep_get-for-hugetlb-fix.patch mm-drop-stale-folio_ref_count==1-check-in-do_swap_page-reuse-logic-fix.patch alloc_tag-add-ioctl-to-proc-allocinfo-fix.patch mm-hmm-make-config_hmm_mirror-select-config_mmu_notifier.patch mm-vma-add-and-use-vma__pgoff-fix.patch drivers-media-v4l2-core-v4l2-vp9c-reduce-inlining.patch