From patchwork Thu Apr 11 16:00:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13626223 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9EB1DC001CC for ; Thu, 11 Apr 2024 16:04:07 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 28CF56B00AD; Thu, 11 Apr 2024 12:04:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 2148B6B00AF; Thu, 11 Apr 2024 12:04:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 08F906B00B0; Thu, 11 Apr 2024 12:04:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id DAC226B00AD for ; Thu, 11 Apr 2024 12:04:06 -0400 (EDT) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id A893DA1875 for ; Thu, 11 Apr 2024 16:04:06 +0000 (UTC) X-FDA: 81997722492.26.305A3AE Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by imf06.hostedemail.com (Postfix) with ESMTP id 5ADEC18001F for ; Thu, 11 Apr 2024 16:04:03 +0000 (UTC) Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=e6ERizPZ; spf=pass (imf06.hostedemail.com: domain of rppt@kernel.org designates 145.40.73.55 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1712851445; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=L2IvRt6u6jqo/e5amHBUqWQrOE6g/Jgm0JvMVudiXTE=; b=H2YqfHsIej0gOTuc/URDs94QNPWAp1ulQkt5/HULfLp8XCgWbqjMFLOm5V790kyQXZT2BR BP81C0o7SeglL7m66LYYEQluth4CXnjWS9B/lMdhHX2sURA4w6TS10wcYsBUSlLRHnNDum kAC8IqgJrvJ3qCmpq34CLJFb/hmjsPE= ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=e6ERizPZ; spf=pass (imf06.hostedemail.com: domain of rppt@kernel.org designates 145.40.73.55 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1712851445; a=rsa-sha256; cv=none; b=l9I3Gcv+D4EpSx5pc6xhFNB8Dx/oxkS9raQKaqp2ykN2SpaQnAjMSb/HLsW+B/L1IG/QPu r4b9IftAB7I8LVw9OeYvhbg+p/AVa8O0n4ce7KQojwcEjWwCHBnR8LH+h6pz2L8xvbvDM7 2msqLgpN2v/InASTvV17F6voJH77UjA= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id B8242CE1825; Thu, 11 Apr 2024 16:04:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1811DC113CE; Thu, 11 Apr 2024 16:03:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712851440; bh=dj8Jeem56mTOW4r4fQ6hbW3YTYti2N5hSv58QgNFPjs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=e6ERizPZR76qVXhsBWZGKyAA22R77VnIeczbENKkVs2ThkiNc2s4tsjRC6xm+CXxB jlcF0zveXe/fpGxsCUUGili9t/nI1QFTLlvaSxrnj2aY9IE1K3itlIW53TQGDAxcPH d55OpEkteiNE5H2ZOPbXgXaOw+Yt4EGv+8350H5u47HbBEYjptG2ECa9bqhQvptxMY i9fDA8JAkVwaWYd7dr082MDQYplP2RwcqdCLAnW8A01K9Xwv4bbd4TCMssphDLeqMj jIdvZcHYTNH1/Q7ir9e2JX9svcI/GYtAMORhoGI6ljN8+aBIhzk2YNVgIQ7nWjFkaH CW7NBFCjaYvIQ== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Alexandre Ghiti , Andrew Morton , =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , Catalin Marinas , Christophe Leroy , "David S. Miller" , Dinh Nguyen , Donald Dutile , Eric Chanudet , Heiko Carstens , Helge Deller , Huacai Chen , Kent Overstreet , Luis Chamberlain , Mark Rutland , Michael Ellerman , Mike Rapoport , Nadav Amit , Palmer Dabbelt , Puranjay Mohan , Rick Edgecombe , Russell King , Song Liu , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Will Deacon , bpf@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, netdev@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org Subject: [PATCH v4 13/15] powerpc: use CONFIG_EXECMEM instead of CONFIG_MODULES where appropiate Date: Thu, 11 Apr 2024 19:00:49 +0300 Message-ID: <20240411160051.2093261-14-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411160051.2093261-1-rppt@kernel.org> References: <20240411160051.2093261-1-rppt@kernel.org> MIME-Version: 1.0 X-Rspamd-Queue-Id: 5ADEC18001F X-Rspam-User: X-Stat-Signature: q35f8om75tii4mon1feez7mnrhjn98y6 X-Rspamd-Server: rspam01 X-HE-Tag: 1712851443-371681 X-HE-Meta: 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 IuGbgye0 wQ/32B0yuxP7XxXXbHBjH86Dn36vgxMnLHsFm++HgXcsx2PACGsDE1P+7K5TP9rXnFdNAppxfIBQmhJ3Fxx9mz2ToFX5REjev3843eWDblyK2A3zHHotMY1iKOkJAMdOrP3SXFZYhpRkCUN+KI3QMR3lUvqtgTDQsUY8QH3qJy7xItKfJ2HwnM7VnRYqvnYD0borbwwpQxyo9I2S1zfky3+CfEg9OofzHSzM8J8DhsXhbhs2K28J4Emm8LQyOOIRVM80+Mpiwr4pFctQP18/42t09r9qR2RjP5/bhJLCZOtkd4JfDWCTuq7iKTZ5CwV62OMS4SBplgcgKXC5pzkVJgUsYVIyvm615RPiovR49ElP47UY= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (IBM)" There are places where CONFIG_MODULES guards the code that depends on memory allocation being done with module_alloc(). Replace CONFIG_MODULES with CONFIG_EXECMEM in such places. Signed-off-by: Mike Rapoport (IBM) --- arch/powerpc/Kconfig | 2 +- arch/powerpc/include/asm/kasan.h | 2 +- arch/powerpc/kernel/head_8xx.S | 4 ++-- arch/powerpc/kernel/head_book3s_32.S | 6 +++--- arch/powerpc/lib/code-patching.c | 2 +- arch/powerpc/mm/book3s32/mmu.c | 2 +- 6 files changed, 9 insertions(+), 9 deletions(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 1c4be3373686..2e586733a464 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -285,7 +285,7 @@ config PPC select IOMMU_HELPER if PPC64 select IRQ_DOMAIN select IRQ_FORCED_THREADING - select KASAN_VMALLOC if KASAN && MODULES + select KASAN_VMALLOC if KASAN && EXECMEM select LOCK_MM_AND_FIND_VMA select MMU_GATHER_PAGE_SIZE select MMU_GATHER_RCU_TABLE_FREE diff --git a/arch/powerpc/include/asm/kasan.h b/arch/powerpc/include/asm/kasan.h index 365d2720097c..b5bbb94c51f6 100644 --- a/arch/powerpc/include/asm/kasan.h +++ b/arch/powerpc/include/asm/kasan.h @@ -19,7 +19,7 @@ #define KASAN_SHADOW_SCALE_SHIFT 3 -#if defined(CONFIG_MODULES) && defined(CONFIG_PPC32) +#if defined(CONFIG_EXECMEM) && defined(CONFIG_PPC32) #define KASAN_KERN_START ALIGN_DOWN(PAGE_OFFSET - SZ_256M, SZ_256M) #else #define KASAN_KERN_START PAGE_OFFSET diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index 647b0b445e89..edc479a7c2bc 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -199,12 +199,12 @@ instruction_counter: mfspr r10, SPRN_SRR0 /* Get effective address of fault */ INVALIDATE_ADJACENT_PAGES_CPU15(r10, r11) mtspr SPRN_MD_EPN, r10 -#ifdef CONFIG_MODULES +#ifdef CONFIG_EXECMEM mfcr r11 compare_to_kernel_boundary r10, r10 #endif mfspr r10, SPRN_M_TWB /* Get level 1 table */ -#ifdef CONFIG_MODULES +#ifdef CONFIG_EXECMEM blt+ 3f rlwinm r10, r10, 0, 20, 31 oris r10, r10, (swapper_pg_dir - PAGE_OFFSET)@ha diff --git a/arch/powerpc/kernel/head_book3s_32.S b/arch/powerpc/kernel/head_book3s_32.S index c1d89764dd22..57196883a00e 100644 --- a/arch/powerpc/kernel/head_book3s_32.S +++ b/arch/powerpc/kernel/head_book3s_32.S @@ -419,14 +419,14 @@ InstructionTLBMiss: */ /* Get PTE (linux-style) and check access */ mfspr r3,SPRN_IMISS -#ifdef CONFIG_MODULES +#ifdef CONFIG_EXECMEM lis r1, TASK_SIZE@h /* check if kernel address */ cmplw 0,r1,r3 #endif mfspr r2, SPRN_SDR1 li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC rlwinm r2, r2, 28, 0xfffff000 -#ifdef CONFIG_MODULES +#ifdef CONFIG_EXECMEM li r0, 3 bgt- 112f lis r2, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ @@ -442,7 +442,7 @@ InstructionTLBMiss: andc. r1,r1,r2 /* check access & ~permission */ bne- InstructionAddressInvalid /* return if access not permitted */ /* Convert linux-style PTE to low word of PPC-style PTE */ -#ifdef CONFIG_MODULES +#ifdef CONFIG_EXECMEM rlwimi r2, r0, 0, 31, 31 /* userspace ? -> PP lsb */ #endif ori r1, r1, 0xe06 /* clear out reserved bits */ diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index c6ab46156cda..7af791446ddf 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -225,7 +225,7 @@ void __init poking_init(void) static unsigned long get_patch_pfn(void *addr) { - if (IS_ENABLED(CONFIG_MODULES) && is_vmalloc_or_module_addr(addr)) + if (IS_ENABLED(CONFIG_EXECMEM) && is_vmalloc_or_module_addr(addr)) return vmalloc_to_pfn(addr); else return __pa_symbol(addr) >> PAGE_SHIFT; diff --git a/arch/powerpc/mm/book3s32/mmu.c b/arch/powerpc/mm/book3s32/mmu.c index 100f999871bc..625fe7d08e06 100644 --- a/arch/powerpc/mm/book3s32/mmu.c +++ b/arch/powerpc/mm/book3s32/mmu.c @@ -184,7 +184,7 @@ unsigned long __init mmu_mapin_ram(unsigned long base, unsigned long top) static bool is_module_segment(unsigned long addr) { - if (!IS_ENABLED(CONFIG_MODULES)) + if (!IS_ENABLED(CONFIG_EXECMEM)) return false; if (addr < ALIGN_DOWN(MODULES_VADDR, SZ_256M)) return false;