From 0a956d52e6fc31c52e5f21a134659a28e958480d Mon Sep 17 00:00:00 2001 From: "Mike Rapoport (IBM)" Date: Sun, 5 May 2024 19:06:26 +0300 Subject: powerpc: use CONFIG_EXECMEM instead of CONFIG_MODULES where appropriate 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) Signed-off-by: Luis Chamberlain --- 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 c45fa9d7fb76..c7076e223fcd 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -286,7 +286,7 @@ 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; -- cgit v1.2.3