From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A5670175B7 for ; Wed, 6 Mar 2024 21:05:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709759110; cv=none; b=C2XpbfdTHWvdlRROO1ZA/u08cnMSVOqgpZ4/DHlW050ofnBGZnhLFvYzaaNe5lU7n0M0JK5ht3+3NdpD1FVYo9zK1fYdfYUgCgsbnwE8R2eluIzhMDkeXGUs4F6wVF7RrxbBUvhJF3tkKP8tywqPqYoMo9s+Xl218JAO8M5C3hQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709759110; c=relaxed/simple; bh=Rj4f1BpKXxnqh9PZHWO34oXphMg6XjePpfTLkUs/HjA=; h=Date:To:From:Subject:Message-Id; b=b4LfZewa9nAwxLQ3OLBnK+bNOOeNLEJw59xoIHI2ZlkiNeb1i+/WOP1spWKOJcWpHEJH4/8Gg3nCJrQU6lZ6NXtduPHILul7Yh+vbXCgS3DPvlBSuC+gGNPvDvBJsSLm6iNHnY2t26ArxPd7SYIolbuGAPPI3Qj6ocTHN0KfKOw= 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=jcM+FxZS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="jcM+FxZS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3AC62C43390; Wed, 6 Mar 2024 21:05:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1709759110; bh=Rj4f1BpKXxnqh9PZHWO34oXphMg6XjePpfTLkUs/HjA=; h=Date:To:From:Subject:From; b=jcM+FxZS3IgnYYAmaBDOlvIR/wfJ5yhhFyCfKI1UrPwJ+7Q7uQdEG89tTUxg4ZqC3 rhWCTO8FCDkUw2t+63zO2mIejJobL8CegR1GGaH28/NmrlJt3Lr3F7dMPPrk9jF90G cyBICGGp68GUNdyCXbHCjhAXvHDP1qTT646mybQU= Date: Wed, 06 Mar 2024 13:05:09 -0800 To: mm-commits@vger.kernel.org,gregory.price@memverge.com,willy@infradead.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-mempolicy-use-a-folio-in-do_mbind.patch removed from -mm tree Message-Id: <20240306210510.3AC62C43390@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/mempolicy: use a folio in do_mbind() has been removed from the -mm tree. Its filename was mm-mempolicy-use-a-folio-in-do_mbind.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: mm/mempolicy: use a folio in do_mbind() Date: Thu, 29 Feb 2024 15:29:45 +0000 We actually add folios to the pagelist already, but then work with them as pages. Removes a call to compound_head() in PageKsm() and removes a reference to page->index. Link: https://lkml.kernel.org/r/20240229153015.1996829-1-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Gregory Price Signed-off-by: Andrew Morton --- mm/mempolicy.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) --- a/mm/mempolicy.c~mm-mempolicy-use-a-folio-in-do_mbind +++ a/mm/mempolicy.c @@ -1356,29 +1356,30 @@ static long do_mbind(unsigned long start */ if (new->mode == MPOL_INTERLEAVE || new->mode == MPOL_WEIGHTED_INTERLEAVE) { - struct page *page; + struct folio *folio; unsigned int order; unsigned long addr = -EFAULT; - list_for_each_entry(page, &pagelist, lru) { - if (!PageKsm(page)) + list_for_each_entry(folio, &pagelist, lru) { + if (!folio_test_ksm(folio)) break; } - if (!list_entry_is_head(page, &pagelist, lru)) { + if (!list_entry_is_head(folio, &pagelist, lru)) { vma_iter_init(&vmi, mm, start); for_each_vma_range(vmi, vma, end) { - addr = page_address_in_vma(page, vma); + addr = page_address_in_vma( + folio_page(folio, 0), vma); if (addr != -EFAULT) break; } } if (addr != -EFAULT) { - order = compound_order(page); + order = folio_order(folio); /* We already know the pol, but not the ilx */ mpol_cond_put(get_vma_policy(vma, addr, order, &mmpol.ilx)); /* Set base from which to increment by index */ - mmpol.ilx -= page->index >> order; + mmpol.ilx -= folio->index >> order; } } } _ Patches currently in -mm which might be from willy@infradead.org are