From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Vishal Moola (Oracle)" Subject: [PATCH mm-unstable v9 28/31] sparc64: Convert various functions to use ptdescs Date: Mon, 7 Aug 2023 16:05:10 -0700 Message-ID: <20230807230513.102486-29-vishal.moola@gmail.com> References: <20230807230513.102486-1-vishal.moola@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: List-Id: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1691449576; x=1692054376; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9BaWlDiv5V7gFuBlQl83W1x9C2ZQPjYd5FMjDEEKLfk=; b=cpy8Xcl19ScHIaEJohMfnXLz1DqejMUY8L9glfoRJKsJ7GTvGcuQsYlnxy1uVil+vX sKLd/jl5n7/nYQY+c94D1q52xLTeGbCjuaSsuOaGb/1E2rdiSHktCUTDo4f7HqbeV+dj TPAGwr0CoWyRhx6mzwQflnUob8s/y/rCKdVhSwURC5eFFFvRnN/tn2Qy2PbiuytULAR6 gF0MKwRWTHX4EnLLnTfGRqqibjjUEq59j99BhXKpF7aj2wSWqBVgMsp2RTnzW+/7J2fC DAIl8+bDSwnR/XjlkNOvluV6Us9KQMDrngkUDG9ywXNDgTmwYNXsy+sDpdm8duXtW4+4 Ov0A== In-Reply-To: <20230807230513.102486-1-vishal.moola@gmail.com> Content-Type: text/plain; charset="us-ascii" To: Andrew Morton , Matthew Wilcox Cc: linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, Hugh Dickins , "Vishal Moola (Oracle)" , Mike Rapoport As part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents, convert various page table functions to use ptdescs. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/sparc/mm/init_64.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 680ef206565c..f83017992eaa 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -2907,14 +2907,15 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm) pgtable_t pte_alloc_one(struct mm_struct *mm) { - struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (!page) + struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL | __GFP_ZERO, 0); + + if (!ptdesc) return NULL; - if (!pgtable_pte_page_ctor(page)) { - __free_page(page); + if (!pagetable_pte_ctor(ptdesc)) { + pagetable_free(ptdesc); return NULL; } - return (pte_t *) page_address(page); + return ptdesc_address(ptdesc); } void pte_free_kernel(struct mm_struct *mm, pte_t *pte) @@ -2924,10 +2925,10 @@ void pte_free_kernel(struct mm_struct *mm, pte_t *pte) static void __pte_free(pgtable_t pte) { - struct page *page = virt_to_page(pte); + struct ptdesc *ptdesc = virt_to_ptdesc(pte); - pgtable_pte_page_dtor(page); - __free_page(page); + pagetable_pte_dtor(ptdesc); + pagetable_free(ptdesc); } void pte_free(struct mm_struct *mm, pgtable_t pte) -- 2.40.1