From patchwork Mon Sep 9 06:47:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13795978 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 1E4E7177999; Mon, 9 Sep 2024 06:48:41 +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=1725864521; cv=none; b=nw90Kn43qqUxqM4j5BpJDpk1N82S1o3CHjHa5OITCaEjJMJCEprF6lSRpaOGluzcIleg96XHNnKBdzYVYyT7pF/tN1lIawpQf9B9zuj50WnDrYlyugnKBYdawQlvr/ueVnKs/w2FUNJ9xU1W/yYP7oI+Gc9v05sjV/Rbsc5PBZc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725864521; c=relaxed/simple; bh=/croJCCYFPnVsdRhSruh0VPXdaqUJacpHjO7JJgXDRI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QXsAigz0woguAdRn5Dg64nCT72BntFYHnMCSPVS6SuEd+bqxbpX+W2tgzmA+3sHA25tC/4O4Nvq2rb6mxmUnxLG3qf1buWTvGRtMPH/1nboXSp46Ju4BFv7uS34y4fD1Es1HH2XKvxlWth04RW5P87AuqmPhz2UmBNbsSNIAdJE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cqKKmG5z; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cqKKmG5z" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0F7D4C4CEC5; Mon, 9 Sep 2024 06:48:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725864521; bh=/croJCCYFPnVsdRhSruh0VPXdaqUJacpHjO7JJgXDRI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cqKKmG5zDZtkmGnTAAPZ2BIOCh8jxRf7sMn4Ld2oDmMq4n4KdKOdkIBTEc1eLougr 24/wfNoVss9/GqL9XK/Vh43EHrXNa9H8fwK67iAl1ed71Hsv91rNkTock0NES+FCSt nIA95x5bKpGlKZAQFlXtiweJbd1YyYS/D3UtZchglaUHWhhVYvkuNi+PGcMTA/fd4H M8jpOb7LWqUJ/Yx5SKrJwpQqEnNXrZ2riWp+8WmPLldvakTDKIt2CzqpATQbOoX4ib 8HB6fQVGTgXnnnZBLSgZ5sz8455mplFYKA53tiXBiKYuM0Nf6/wBhNaGxWJ15wV89y wLCrPdz19QmdA== From: Mike Rapoport To: Andrew Morton Cc: Andreas Larsson , Andy Lutomirski , Arnd Bergmann , Borislav Petkov , Brian Cain , Catalin Marinas , Christoph Hellwig , Christophe Leroy , Dave Hansen , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Kent Overstreet , "Liam R. Howlett" , Luis Chamberlain , Mark Rutland , Masami Hiramatsu , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Mike Rapoport , Oleg Nesterov , Palmer Dabbelt , Peter Zijlstra , Richard Weinberger , Russell King , Song Liu , Stafford Horne , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Uladzislau Rezki , Vineet Gupta , Will Deacon , bpf@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-trace-kernel@vger.kernel.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org, x86@kernel.org Subject: [PATCH v3 3/8] asm-generic: introduce text-patching.h Date: Mon, 9 Sep 2024 09:47:25 +0300 Message-ID: <20240909064730.3290724-4-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240909064730.3290724-1-rppt@kernel.org> References: <20240909064730.3290724-1-rppt@kernel.org> Precedence: bulk X-Mailing-List: linux-modules@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: "Mike Rapoport (Microsoft)" Several architectures support text patching, but they name the header files that declare patching functions differently. Make all such headers consistently named text-patching.h and add an empty header in asm-generic for architectures that do not support text patching. Signed-off-by: Mike Rapoport (Microsoft) --- arch/alpha/include/asm/Kbuild | 1 + arch/arc/include/asm/Kbuild | 1 + arch/arm/include/asm/{patch.h => text-patching.h} | 0 arch/arm/kernel/ftrace.c | 2 +- arch/arm/kernel/jump_label.c | 2 +- arch/arm/kernel/kgdb.c | 2 +- arch/arm/kernel/patch.c | 2 +- arch/arm/probes/kprobes/core.c | 2 +- arch/arm/probes/kprobes/opt-arm.c | 2 +- .../include/asm/{patching.h => text-patching.h} | 0 arch/arm64/kernel/ftrace.c | 2 +- arch/arm64/kernel/jump_label.c | 2 +- arch/arm64/kernel/kgdb.c | 2 +- arch/arm64/kernel/patching.c | 2 +- arch/arm64/kernel/probes/kprobes.c | 2 +- arch/arm64/kernel/traps.c | 2 +- arch/arm64/net/bpf_jit_comp.c | 2 +- arch/csky/include/asm/Kbuild | 1 + arch/hexagon/include/asm/Kbuild | 1 + arch/loongarch/include/asm/Kbuild | 1 + arch/m68k/include/asm/Kbuild | 1 + arch/microblaze/include/asm/Kbuild | 1 + arch/mips/include/asm/Kbuild | 1 + arch/nios2/include/asm/Kbuild | 1 + arch/openrisc/include/asm/Kbuild | 1 + .../include/asm/{patch.h => text-patching.h} | 0 arch/parisc/kernel/ftrace.c | 2 +- arch/parisc/kernel/jump_label.c | 2 +- arch/parisc/kernel/kgdb.c | 2 +- arch/parisc/kernel/kprobes.c | 2 +- arch/parisc/kernel/patch.c | 2 +- arch/powerpc/include/asm/kprobes.h | 2 +- .../asm/{code-patching.h => text-patching.h} | 0 arch/powerpc/kernel/crash_dump.c | 2 +- arch/powerpc/kernel/epapr_paravirt.c | 2 +- arch/powerpc/kernel/jump_label.c | 2 +- arch/powerpc/kernel/kgdb.c | 2 +- arch/powerpc/kernel/kprobes.c | 2 +- arch/powerpc/kernel/module_32.c | 2 +- arch/powerpc/kernel/module_64.c | 2 +- arch/powerpc/kernel/optprobes.c | 2 +- arch/powerpc/kernel/process.c | 2 +- arch/powerpc/kernel/security.c | 2 +- arch/powerpc/kernel/setup_32.c | 2 +- arch/powerpc/kernel/setup_64.c | 2 +- arch/powerpc/kernel/static_call.c | 2 +- arch/powerpc/kernel/trace/ftrace.c | 2 +- arch/powerpc/kernel/trace/ftrace_64_pg.c | 2 +- arch/powerpc/lib/code-patching.c | 2 +- arch/powerpc/lib/feature-fixups.c | 2 +- arch/powerpc/lib/test-code-patching.c | 2 +- arch/powerpc/lib/test_emulate_step.c | 2 +- arch/powerpc/mm/book3s32/mmu.c | 2 +- arch/powerpc/mm/book3s64/hash_utils.c | 2 +- arch/powerpc/mm/book3s64/slb.c | 2 +- arch/powerpc/mm/kasan/init_32.c | 2 +- arch/powerpc/mm/mem.c | 2 +- arch/powerpc/mm/nohash/44x.c | 2 +- arch/powerpc/mm/nohash/book3e_pgtable.c | 2 +- arch/powerpc/mm/nohash/tlb.c | 2 +- arch/powerpc/mm/nohash/tlb_64e.c | 2 +- arch/powerpc/net/bpf_jit_comp.c | 2 +- arch/powerpc/perf/8xx-pmu.c | 2 +- arch/powerpc/perf/core-book3s.c | 2 +- arch/powerpc/platforms/85xx/smp.c | 2 +- arch/powerpc/platforms/86xx/mpc86xx_smp.c | 2 +- arch/powerpc/platforms/cell/smp.c | 2 +- arch/powerpc/platforms/powermac/smp.c | 2 +- arch/powerpc/platforms/powernv/idle.c | 2 +- arch/powerpc/platforms/powernv/smp.c | 2 +- arch/powerpc/platforms/pseries/smp.c | 2 +- arch/powerpc/xmon/xmon.c | 2 +- arch/riscv/errata/andes/errata.c | 2 +- arch/riscv/errata/sifive/errata.c | 2 +- arch/riscv/errata/thead/errata.c | 2 +- .../include/asm/{patch.h => text-patching.h} | 0 arch/riscv/include/asm/uprobes.h | 2 +- arch/riscv/kernel/alternative.c | 2 +- arch/riscv/kernel/cpufeature.c | 3 ++- arch/riscv/kernel/ftrace.c | 2 +- arch/riscv/kernel/jump_label.c | 2 +- arch/riscv/kernel/patch.c | 2 +- arch/riscv/kernel/probes/kprobes.c | 2 +- arch/riscv/net/bpf_jit_comp64.c | 2 +- arch/riscv/net/bpf_jit_core.c | 2 +- arch/sh/include/asm/Kbuild | 1 + arch/sparc/include/asm/Kbuild | 1 + arch/um/kernel/um_arch.c | 5 +++++ arch/x86/include/asm/text-patching.h | 1 + arch/xtensa/include/asm/Kbuild | 1 + include/asm-generic/text-patching.h | 5 +++++ include/linux/text-patching.h | 15 +++++++++++++++ 92 files changed, 110 insertions(+), 70 deletions(-) rename arch/arm/include/asm/{patch.h => text-patching.h} (100%) rename arch/arm64/include/asm/{patching.h => text-patching.h} (100%) rename arch/parisc/include/asm/{patch.h => text-patching.h} (100%) rename arch/powerpc/include/asm/{code-patching.h => text-patching.h} (100%) rename arch/riscv/include/asm/{patch.h => text-patching.h} (100%) create mode 100644 include/asm-generic/text-patching.h create mode 100644 include/linux/text-patching.h diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index 396caece6d6d..483965c5a4de 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += agp.h generic-y += asm-offsets.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 49285a3ce239..4c69522e0328 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -6,3 +6,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/arm/include/asm/patch.h b/arch/arm/include/asm/text-patching.h similarity index 100% rename from arch/arm/include/asm/patch.h rename to arch/arm/include/asm/text-patching.h diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index e61591f33a6c..845acf9ce21e 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include /* * The compiler emitted profiling hook consists of diff --git a/arch/arm/kernel/jump_label.c b/arch/arm/kernel/jump_label.c index eb9c24b6e8e2..a06a92d0f550 100644 --- a/arch/arm/kernel/jump_label.c +++ b/arch/arm/kernel/jump_label.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include #include -#include +#include #include static void __arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 22f937e6f3ff..ab76c55fd610 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -15,7 +15,7 @@ #include #include -#include +#include #include struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c index e9e828b6bb30..4d45e60cd46d 100644 --- a/arch/arm/kernel/patch.c +++ b/arch/arm/kernel/patch.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include struct patch { void *addr; diff --git a/arch/arm/probes/kprobes/core.c b/arch/arm/probes/kprobes/core.c index d8238da095df..9fd877c87a38 100644 --- a/arch/arm/probes/kprobes/core.c +++ b/arch/arm/probes/kprobes/core.c @@ -25,7 +25,7 @@ #include #include #include -#include +#include #include #include "../decode-arm.h" diff --git a/arch/arm/probes/kprobes/opt-arm.c b/arch/arm/probes/kprobes/opt-arm.c index 7f65048380ca..966c6042c5ad 100644 --- a/arch/arm/probes/kprobes/opt-arm.c +++ b/arch/arm/probes/kprobes/opt-arm.c @@ -14,7 +14,7 @@ /* for arm_gen_branch */ #include /* for patch_text */ -#include +#include #include "core.h" diff --git a/arch/arm64/include/asm/patching.h b/arch/arm64/include/asm/text-patching.h similarity index 100% rename from arch/arm64/include/asm/patching.h rename to arch/arm64/include/asm/text-patching.h diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index a650f5e11fc5..3575d03d60af 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -15,7 +15,7 @@ #include #include #include -#include +#include #ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS struct fregs_offset { diff --git a/arch/arm64/kernel/jump_label.c b/arch/arm64/kernel/jump_label.c index f63ea915d6ad..b345425193d2 100644 --- a/arch/arm64/kernel/jump_label.c +++ b/arch/arm64/kernel/jump_label.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include bool arch_jump_label_transform_queue(struct jump_entry *entry, enum jump_label_type type) diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c index 4e1f983df3d1..f3c4d3a8a20f 100644 --- a/arch/arm64/kernel/kgdb.c +++ b/arch/arm64/kernel/kgdb.c @@ -17,7 +17,7 @@ #include #include -#include +#include #include struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { diff --git a/arch/arm64/kernel/patching.c b/arch/arm64/kernel/patching.c index 945df74005c7..7f99723fbb8c 100644 --- a/arch/arm64/kernel/patching.c +++ b/arch/arm64/kernel/patching.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include static DEFINE_RAW_SPINLOCK(patch_lock); diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 4268678d0e86..01dbe9a56956 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -27,7 +27,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 9e22683aa921..3086c45f6eed 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -41,7 +41,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index dd0bb069df4b..f7f3715eb745 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include #include "bpf_jit.h" diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild index 9a9bc65b57a9..3a5c7f6e5aac 100644 --- a/arch/csky/include/asm/Kbuild +++ b/arch/csky/include/asm/Kbuild @@ -11,3 +11,4 @@ generic-y += qspinlock.h generic-y += parport.h generic-y += user.h generic-y += vmlinux.lds.h +generic-y += text-patching.h diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild index 8c1a78c8f527..1efa1e993d4b 100644 --- a/arch/hexagon/include/asm/Kbuild +++ b/arch/hexagon/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += extable.h generic-y += iomap.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/loongarch/include/asm/Kbuild b/arch/loongarch/include/asm/Kbuild index 2bb3676429c0..c60d21b7ebc3 100644 --- a/arch/loongarch/include/asm/Kbuild +++ b/arch/loongarch/include/asm/Kbuild @@ -11,3 +11,4 @@ generic-y += user.h generic-y += ioctl.h generic-y += statfs.h generic-y += param.h +generic-y += text-patching.h diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild index 0dbf9c5c6fae..b282e0dd8dc1 100644 --- a/arch/m68k/include/asm/Kbuild +++ b/arch/m68k/include/asm/Kbuild @@ -4,3 +4,4 @@ generic-y += extable.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h +generic-y += text-patching.h diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild index a055f5dbe00a..7178f990e8b3 100644 --- a/arch/microblaze/include/asm/Kbuild +++ b/arch/microblaze/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += syscalls.h generic-y += tlb.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index 7ba67a0d6c97..684569b2ecd6 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -13,3 +13,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/nios2/include/asm/Kbuild b/arch/nios2/include/asm/Kbuild index 0d09829ed144..28004301c236 100644 --- a/arch/nios2/include/asm/Kbuild +++ b/arch/nios2/include/asm/Kbuild @@ -7,3 +7,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index cef49d60d74c..2b1a6b00cdac 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -9,3 +9,4 @@ generic-y += spinlock.h generic-y += qrwlock_types.h generic-y += qrwlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/parisc/include/asm/patch.h b/arch/parisc/include/asm/text-patching.h similarity index 100% rename from arch/parisc/include/asm/patch.h rename to arch/parisc/include/asm/text-patching.h diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c index c91f9c2e61ed..3e34b4473d3a 100644 --- a/arch/parisc/kernel/ftrace.c +++ b/arch/parisc/kernel/ftrace.c @@ -20,7 +20,7 @@ #include #include #include -#include +#include #define __hot __section(".text.hot") diff --git a/arch/parisc/kernel/jump_label.c b/arch/parisc/kernel/jump_label.c index e253b134500d..ea51f15bf0e6 100644 --- a/arch/parisc/kernel/jump_label.c +++ b/arch/parisc/kernel/jump_label.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include static inline int reassemble_17(int as17) { diff --git a/arch/parisc/kernel/kgdb.c b/arch/parisc/kernel/kgdb.c index b16fa9bac5f4..fee81f877525 100644 --- a/arch/parisc/kernel/kgdb.c +++ b/arch/parisc/kernel/kgdb.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include const struct kgdb_arch arch_kgdb_ops = { diff --git a/arch/parisc/kernel/kprobes.c b/arch/parisc/kernel/kprobes.c index 6e0b86652f30..9255adba67a3 100644 --- a/arch/parisc/kernel/kprobes.c +++ b/arch/parisc/kernel/kprobes.c @@ -12,7 +12,7 @@ #include #include #include -#include +#include DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); diff --git a/arch/parisc/kernel/patch.c b/arch/parisc/kernel/patch.c index e59574f65e64..35dd764b871e 100644 --- a/arch/parisc/kernel/patch.c +++ b/arch/parisc/kernel/patch.c @@ -13,7 +13,7 @@ #include #include -#include +#include struct patch { void *addr; diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index 4525a9c68260..dfe2e5ad3b21 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -21,7 +21,7 @@ #include #include #include -#include +#include #ifdef CONFIG_KPROBES #define __ARCH_WANT_KPROBES_INSN_SLOT diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/text-patching.h similarity index 100% rename from arch/powerpc/include/asm/code-patching.h rename to arch/powerpc/include/asm/text-patching.h diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index 2086fa6cdc25..103b6605dd68 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/epapr_paravirt.c b/arch/powerpc/kernel/epapr_paravirt.c index d4b8aff20815..247ab2acaccc 100644 --- a/arch/powerpc/kernel/epapr_paravirt.c +++ b/arch/powerpc/kernel/epapr_paravirt.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/kernel/jump_label.c b/arch/powerpc/kernel/jump_label.c index 5277cf582c16..2659e1ac8604 100644 --- a/arch/powerpc/kernel/jump_label.c +++ b/arch/powerpc/kernel/jump_label.c @@ -5,7 +5,7 @@ #include #include -#include +#include #include void arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index 7a8bc03a00af..5081334b7bd2 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 14c5ddec3056..9dff58143720 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c index 816a63fd71fb..f930e3395a7f 100644 --- a/arch/powerpc/kernel/module_32.c +++ b/arch/powerpc/kernel/module_32.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include /* Count how many different relocations (different symbol, different addend) */ diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index 7112adc597a8..2f07071229a3 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -17,7 +17,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c index 004fae2044a3..a540f13210fb 100644 --- a/arch/powerpc/kernel/optprobes.c +++ b/arch/powerpc/kernel/optprobes.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 3b506d4c55f3..8596c8793285 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -54,7 +54,7 @@ #include #include #endif -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index 4856e1a5161c..fbb7ebd8aa08 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -14,7 +14,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index e515c1f7d8d3..75dbf3e0d9c4 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -40,7 +40,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 22f83fbbc762..3ebf5b9fbe98 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -60,7 +60,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/static_call.c b/arch/powerpc/kernel/static_call.c index 863a7aa24650..f1875b55f0a6 100644 --- a/arch/powerpc/kernel/static_call.c +++ b/arch/powerpc/kernel/static_call.c @@ -2,7 +2,7 @@ #include #include -#include +#include void arch_static_call_transform(void *site, void *tramp, void *func, bool tail) { diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index d8d6b4fd9a14..be1a245241b3 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -23,7 +23,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/trace/ftrace_64_pg.c b/arch/powerpc/kernel/trace/ftrace_64_pg.c index 12fab1803bcf..9e862ba55263 100644 --- a/arch/powerpc/kernel/trace/ftrace_64_pg.c +++ b/arch/powerpc/kernel/trace/ftrace_64_pg.c @@ -23,7 +23,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index 0d1f3ee91115..d750c631ccb0 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -17,7 +17,7 @@ #include #include #include -#include +#include #include static int __patch_instruction(u32 *exec_addr, ppc_inst_t instr, u32 *patch_addr) diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c index b7201ba50b2e..587c8cf1230f 100644 --- a/arch/powerpc/lib/feature-fixups.c +++ b/arch/powerpc/lib/feature-fixups.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/lib/test-code-patching.c b/arch/powerpc/lib/test-code-patching.c index f76030087f98..64cc4cceb22c 100644 --- a/arch/powerpc/lib/test-code-patching.c +++ b/arch/powerpc/lib/test-code-patching.c @@ -6,7 +6,7 @@ #include #include -#include +#include static int __init instr_is_branch_to_addr(const u32 *instr, unsigned long addr) { diff --git a/arch/powerpc/lib/test_emulate_step.c b/arch/powerpc/lib/test_emulate_step.c index 23c7805fb7b3..66b5b4fa1686 100644 --- a/arch/powerpc/lib/test_emulate_step.c +++ b/arch/powerpc/lib/test_emulate_step.c @@ -11,7 +11,7 @@ #include #include #include -#include +#include #include #define MAX_SUBTESTS 16 diff --git a/arch/powerpc/mm/book3s32/mmu.c b/arch/powerpc/mm/book3s32/mmu.c index 625fe7d08e06..bc44066ec9f8 100644 --- a/arch/powerpc/mm/book3s32/mmu.c +++ b/arch/powerpc/mm/book3s32/mmu.c @@ -25,7 +25,7 @@ #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c index 6727a15ab94f..2abd64dd3f24 100644 --- a/arch/powerpc/mm/book3s64/hash_utils.c +++ b/arch/powerpc/mm/book3s64/hash_utils.c @@ -57,7 +57,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/mm/book3s64/slb.c b/arch/powerpc/mm/book3s64/slb.c index f2708c8629a5..6b783552403c 100644 --- a/arch/powerpc/mm/book3s64/slb.c +++ b/arch/powerpc/mm/book3s64/slb.c @@ -24,7 +24,7 @@ #include #include -#include +#include #include "internal.h" diff --git a/arch/powerpc/mm/kasan/init_32.c b/arch/powerpc/mm/kasan/init_32.c index aa9aa11927b2..03666d790a53 100644 --- a/arch/powerpc/mm/kasan/init_32.c +++ b/arch/powerpc/mm/kasan/init_32.c @@ -7,7 +7,7 @@ #include #include #include -#include +#include #include static pgprot_t __init kasan_prot_ro(void) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index da21cb018984..991878ec948b 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -26,7 +26,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/nohash/44x.c b/arch/powerpc/mm/nohash/44x.c index 1beae802bb1c..6d10c6d8be71 100644 --- a/arch/powerpc/mm/nohash/44x.c +++ b/arch/powerpc/mm/nohash/44x.c @@ -24,7 +24,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/nohash/book3e_pgtable.c b/arch/powerpc/mm/nohash/book3e_pgtable.c index ad2a7c26f2a0..062e8785c1bb 100644 --- a/arch/powerpc/mm/nohash/book3e_pgtable.c +++ b/arch/powerpc/mm/nohash/book3e_pgtable.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include diff --git a/arch/powerpc/mm/nohash/tlb.c b/arch/powerpc/mm/nohash/tlb.c index b653a7be4cb1..0a650742f3a0 100644 --- a/arch/powerpc/mm/nohash/tlb.c +++ b/arch/powerpc/mm/nohash/tlb.c @@ -37,7 +37,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/mm/nohash/tlb_64e.c b/arch/powerpc/mm/nohash/tlb_64e.c index 113edf76d3ce..5476a9b1741e 100644 --- a/arch/powerpc/mm/nohash/tlb_64e.c +++ b/arch/powerpc/mm/nohash/tlb_64e.c @@ -24,7 +24,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c index 2a36cc2e7e9e..68c6a13e6acb 100644 --- a/arch/powerpc/net/bpf_jit_comp.c +++ b/arch/powerpc/net/bpf_jit_comp.c @@ -18,7 +18,7 @@ #include #include -#include +#include #include "bpf_jit.h" diff --git a/arch/powerpc/perf/8xx-pmu.c b/arch/powerpc/perf/8xx-pmu.c index 308a2e40d7be..1d2972229e3a 100644 --- a/arch/powerpc/perf/8xx-pmu.c +++ b/arch/powerpc/perf/8xx-pmu.c @@ -14,7 +14,7 @@ #include #include #include -#include +#include #include #define PERF_8xx_ID_CPU_CYCLES 1 diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 42867469752d..a727cd111cac 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index e52b848b64b7..32fa5fb557c0 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/platforms/86xx/mpc86xx_smp.c b/arch/powerpc/platforms/86xx/mpc86xx_smp.c index 8a7e55acf090..9be33e41af6d 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_smp.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_smp.c @@ -12,7 +12,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c index fee638fd8970..0e8f20ecca08 100644 --- a/arch/powerpc/platforms/cell/smp.c +++ b/arch/powerpc/platforms/cell/smp.c @@ -35,7 +35,7 @@ #include #include #include -#include +#include #include "interrupt.h" #include diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index 15644be31990..6a50f6c408d1 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -35,7 +35,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c index ad41dffe4d92..d98b933e4984 100644 --- a/arch/powerpc/platforms/powernv/idle.c +++ b/arch/powerpc/platforms/powernv/idle.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 8f14f0581a21..6b746feeabe4 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -28,7 +28,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index c597711ef20a..db99725e752b 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -39,7 +39,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index bd4813bad317..228af77283ca 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -50,7 +50,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/andes/errata.c b/arch/riscv/errata/andes/errata.c index fc1a34faa5f3..dcc9d1ee5ffd 100644 --- a/arch/riscv/errata/andes/errata.c +++ b/arch/riscv/errata/andes/errata.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/sifive/errata.c b/arch/riscv/errata/sifive/errata.c index cea3b96ade11..38aac2c47845 100644 --- a/arch/riscv/errata/sifive/errata.c +++ b/arch/riscv/errata/sifive/errata.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c index f5120e07c318..e24770a77932 100644 --- a/arch/riscv/errata/thead/errata.c +++ b/arch/riscv/errata/thead/errata.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/riscv/include/asm/patch.h b/arch/riscv/include/asm/text-patching.h similarity index 100% rename from arch/riscv/include/asm/patch.h rename to arch/riscv/include/asm/text-patching.h diff --git a/arch/riscv/include/asm/uprobes.h b/arch/riscv/include/asm/uprobes.h index 3fc7deda9190..5008f76cdc27 100644 --- a/arch/riscv/include/asm/uprobes.h +++ b/arch/riscv/include/asm/uprobes.h @@ -4,7 +4,7 @@ #define _ASM_RISCV_UPROBES_H #include -#include +#include #include #define MAX_UINSN_BYTES 8 diff --git a/arch/riscv/kernel/alternative.c b/arch/riscv/kernel/alternative.c index 0128b161bfda..7eb3cb1215c6 100644 --- a/arch/riscv/kernel/alternative.c +++ b/arch/riscv/kernel/alternative.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include struct cpu_manufacturer_info_t { unsigned long vendor_id; diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index b427188b28fc..de1e88328c36 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -20,7 +20,8 @@ #include #include #include -#include +#include +#include #include #include #include diff --git a/arch/riscv/kernel/ftrace.c b/arch/riscv/kernel/ftrace.c index 4b95c574fd04..a7620ef93b6c 100644 --- a/arch/riscv/kernel/ftrace.c +++ b/arch/riscv/kernel/ftrace.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #ifdef CONFIG_DYNAMIC_FTRACE void ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex) diff --git a/arch/riscv/kernel/jump_label.c b/arch/riscv/kernel/jump_label.c index 11ad789c60c6..6eee6f736f68 100644 --- a/arch/riscv/kernel/jump_label.c +++ b/arch/riscv/kernel/jump_label.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #define RISCV_INSN_NOP 0x00000013U #define RISCV_INSN_JAL 0x0000006fU diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c index 34ef522f07a8..db13c9ddf9e3 100644 --- a/arch/riscv/kernel/patch.c +++ b/arch/riscv/kernel/patch.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include struct patch_insn { diff --git a/arch/riscv/kernel/probes/kprobes.c b/arch/riscv/kernel/probes/kprobes.c index 474a65213657..380a0e8cecc0 100644 --- a/arch/riscv/kernel/probes/kprobes.c +++ b/arch/riscv/kernel/probes/kprobes.c @@ -12,7 +12,7 @@ #include #include #include -#include +#include #include "decode-insn.h" diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c index 99f34409fb60..c9f6c4d56012 100644 --- a/arch/riscv/net/bpf_jit_comp64.c +++ b/arch/riscv/net/bpf_jit_comp64.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include #include #include "bpf_jit.h" diff --git a/arch/riscv/net/bpf_jit_core.c b/arch/riscv/net/bpf_jit_core.c index 6de753c667f4..f8cd2f70a7fb 100644 --- a/arch/riscv/net/bpf_jit_core.c +++ b/arch/riscv/net/bpf_jit_core.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include "bpf_jit.h" diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index fc44d9c88b41..4d3f10ed8275 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -3,3 +3,4 @@ generated-y += syscall_table.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h +generic-y += text-patching.h diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index 43b0ae4c2c21..17ee8a273aa6 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -4,3 +4,4 @@ generated-y += syscall_table_64.h generic-y += agp.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 8e594cda6d77..f8de31a0c5d1 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -468,6 +468,11 @@ void *text_poke(void *addr, const void *opcode, size_t len) return memcpy(addr, opcode, len); } +void *text_poke_copy(void *addr, const void *opcode, size_t len) +{ + return text_poke(addr, opcode, len); +} + void text_poke_sync(void) { } diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h index 6259f1937fe7..ab9e143ec9fe 100644 --- a/arch/x86/include/asm/text-patching.h +++ b/arch/x86/include/asm/text-patching.h @@ -35,6 +35,7 @@ extern void *text_poke(void *addr, const void *opcode, size_t len); extern void text_poke_sync(void); extern void *text_poke_kgdb(void *addr, const void *opcode, size_t len); extern void *text_poke_copy(void *addr, const void *opcode, size_t len); +#define text_poke_copy text_poke_copy extern void *text_poke_copy_locked(void *addr, const void *opcode, size_t len, bool core_ok); extern void *text_poke_set(void *addr, int c, size_t len); extern int poke_int3_handler(struct pt_regs *regs); diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index fa07c686cbcc..cc5dba738389 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/include/asm-generic/text-patching.h b/include/asm-generic/text-patching.h new file mode 100644 index 000000000000..2245c641b741 --- /dev/null +++ b/include/asm-generic/text-patching.h @@ -0,0 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_GENERIC_TEXT_PATCHING_H +#define _ASM_GENERIC_TEXT_PATCHING_H + +#endif /* _ASM_GENERIC_TEXT_PATCHING_H */ diff --git a/include/linux/text-patching.h b/include/linux/text-patching.h new file mode 100644 index 000000000000..ad5877ab0855 --- /dev/null +++ b/include/linux/text-patching.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_TEXT_PATCHING_H +#define _LINUX_TEXT_PATCHING_H + +#include + +#ifndef text_poke_copy +static inline void *text_poke_copy(void *dst, const void *src, size_t len) +{ + return memcpy(dst, src, len); +} +#define text_poke_copy text_poke_copy +#endif + +#endif /* _LINUX_TEXT_PATCHING_H */