data_type large_stringclasses 3
values | source large_stringclasses 29
values | code large_stringlengths 98 49.4M | filepath large_stringlengths 5 161 ⌀ | message large_stringclasses 234
values | commit large_stringclasses 234
values | subject large_stringclasses 418
values | critique large_stringlengths 101 1.26M ⌀ | metadata dict |
|---|---|---|---|---|---|---|---|---|
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mcrfs(u32 *ccr, u32 crfD, u32 crfS)
{
u32 value, clear;
#ifdef DEBUG
printk("%s: %p (%08x) %d %d\n", __func__, ccr, *ccr, crfD, crfS);
#end... | arch/powerpc/math-emu/mcrfs.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mffs(u32 *frD)
{
frD[1] = __FPU_FPSCR;
#ifdef DEBUG
printk("%s: frD %p: %08x.%08x\n", __func__, frD, frD[0], frD[1]);
#endif
return 0;
} | arch/powerpc/math-emu/mffs.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mtfsb0(int crbD)
{
if ((crbD != 1) && (crbD != 2))
__FPU_FPSCR &= ~(1 << (31 - crbD));
#ifdef DEBUG
printk("%s: %d %08lx\n", __func__, cr... | arch/powerpc/math-emu/mtfsb0.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mtfsb1(int crbD)
{
if ((crbD != 1) && (crbD != 2))
__FPU_FPSCR |= (1 << (31 - crbD));
#ifdef DEBUG
printk("%s: %d %08lx\n", __func__, crb... | arch/powerpc/math-emu/mtfsb1.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mtfsf(unsigned int FM, u32 *frB)
{
u32 mask;
u32 fpscr;
if (likely(FM == 1))
mask = 0x0f;
else if (likely(FM == 0xff))
mask = ~0;
el... | arch/powerpc/math-emu/mtfsf.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mtfsfi(unsigned int crfD, unsigned int IMM)
{
u32 mask = 0xf;
if (!crfD)
mask = 9;
__FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
__FPU_... | arch/powerpc/math-emu/mtfsfi.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
int
stfd(void *frS, void *ea)
{
#if 0
#ifdef DEBUG
printk("%s: S %p, ea %p: ", __func__, frS, ea);
dump_double(frS);
printk("\n");
#endif
#endif
if (copy_to_user(ea, frS, sizeof(double)))
return -EFA... | arch/powerpc/math-emu/stfd.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
int
stfiwx(u32 *frS, void *ea)
{
#ifdef DEBUG
printk("%s: %p %p\n", __func__, frS, ea);
#endif
if (copy_to_user(ea, &frS[1], sizeof(frS[1])))
return -EFAULT;
return 0;
} | arch/powerpc/math-emu/stfiwx.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
#include <math-emu/double.h>
#include <math-emu/single.h>
int
stfs(void *frS, void *ea)
{
FP_DECL_D(A);
FP_DECL_S(R);
FP_DECL_EX;
float f;
#i... | arch/powerpc/math-emu/stfs.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/* This has so very few changes over libgcc2's __udivmoddi4 it isn't funny. */
#include <math-emu/soft-fp.h>
#undef count_leading_zeros
#define count_leading_zeros __FP_CLZ
void
_fp_udivmodti4(_FP_W_TYPE q[2], _FP_W_TYPE r[2],
_FP_W_TYPE n1, _FP_W_TYPE n0,
_FP_W_... | arch/powerpc/math-emu/udivmodti4.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/highmem.h>
#include <linux/kprobes.h>
/**
* flush_coherent_icache() - if a CPU has a coherent icache, flush it
* Return true if the cache was flushed, false otherwise
*/
static inline bool flush_coherent_icache(void)
{
/*
* For a snooping icache, we s... | arch/powerpc/mm/cacheflush.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* CoProcessor (SPU/AFU) mm fault handler
*
* (C) Copyright IBM Deutschland Entwicklung GmbH 2007
*
* Author: Arnd Bergmann <arndb@de.ibm.com>
* Author: Jeremy Kerr <jk@ozlabs.org>
*/
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/export.h>
#include ... | arch/powerpc/mm/copro_fault.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* PowerPC version derived from arch/arm/mm/consistent.c
* Copyright (C) 2001 Dan Malek (dmalek@jlc.net)
*
* Copyright (C) 2000 Russell King
*/
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/highmem.h>
#include <linux/dma... | arch/powerpc/mm/dma-noncoherent.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Dynamic reconfiguration memory support
*
* Copyright 2017 IBM Corporation
*/
#define pr_fmt(fmt) "drmem: " fmt
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
#include <linux/memblock.h>
#include <linux/slab.h>
#include <asm/drmem.h>
sta... | arch/powerpc/mm/drmem.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Derived from "arch/i386/mm/fault.c"
* Copyright (C) 1991, 1992, 1993, 1994 Linus Torvalds
*
* Modified by Cort Dougan and Paul Mackerras.
*
* Modified for PPC64 by Dave Enge... | arch/powerpc/mm/fault.c | null | null | null | null | null |
source | linux | /*
* PPC Huge TLB Page Support for Kernel.
*
* Copyright (C) 2003 David Gibson, IBM Corporation.
* Copyright (C) 2011 Becky Bruce, Freescale Semiconductor
*
* Based on the IA-32 version:
* Copyright (C) 2002, Rohit Seth <rohit.seth@intel.com>
*/
#include <linux/mm.h>
#include <linux/io.h>
#include <linux/slab.... | arch/powerpc/mm/hugetlbpage.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Cort Dougan (PReP) (cort@cs.nmt.edu)
* Copyright (C) 1996 Paul Mackerras
*
* Derived from "arch/i386/mm... | arch/powerpc/mm/init-common.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Cort Dougan (PReP) (cort@cs.nmt.edu)
* Copyright (C) 1996 Paul Mackerras
* PPC44x/36-bit changes by Matt... | arch/powerpc/mm/init_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Cort Dougan (PReP) (cort@cs.nmt.edu)
* Copyright (C) 1996 Paul Mackerras
*
* Derived from "arch/i386/mm... | arch/powerpc/mm/init_64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/mmzone.h>
#include <linux/vmalloc.h>
unsigned long ioremap_bot;
EXPORT_SYMBOL(ioremap_bot);
void __iomem *ioremap(phys_addr_t addr, unsigned long size)
{
pgprot_t prot = pgprot_noncached(PAGE_KERNEL);
void *c... | arch/powerpc/mm/ioremap.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <mm/mmu_decl.h>
void __iomem *ioremap_wt(phys_addr_t addr, unsigned long size)
{
pgprot_t prot = pgprot_cached_wthru(PAGE_KERNEL);
return __ioremap_caller(addr, size, prot, __builtin_retu... | arch/powerpc/mm/ioremap_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
void __iomem *__ioremap_caller(phys_addr_t addr, unsigned long size,
pgprot_t prot, void *caller)
{
phys_addr_t paligned, offset;
void __iomem *ret;
int err;
/* We don't support the 4K ... | arch/powerpc/mm/ioremap_64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
#include <linux/uaccess.h>
#include <linux/kernel.h>
#include <asm/disassemble.h>
#include <asm/inst.h>
#include <asm/ppc-opcode.h>
bool copy_from_kernel_nofault_allowed(const void *unsafe_src, size_t size)
{
return is_kernel_addr((unsigned long)unsafe_src);
} | arch/powerpc/mm/maccess.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Cort Dougan (PReP) (cort@cs.nmt.edu)
* Copyright (C) 1996 Paul Mackerras
* PPC44x/36-bit changes by Matt... | arch/powerpc/mm/mem.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Common implementation of switch_mm_irqs_off
*
* Copyright IBM Corp. 2017
*/
#include <linux/mm.h>
#include <linux/cpu.h>
#include <linux/sched/mm.h>
#include <asm/mmu_context.h>
#include <asm/pgalloc.h>
#if defined(CONFIG_PPC32)
static inline void switch_mm_pgd... | arch/powerpc/mm/mmu_context.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Declarations of procedures and variables shared between files
* in arch/ppc/mm/.
*
* Derived from arch/ppc/mm/init.c:
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Co... | arch/powerpc/mm/mmu_decl.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* pSeries NUMA support
*
* Copyright (C) 2002 Anton Blanchard <anton@au.ibm.com>, IBM
*/
#define pr_fmt(fmt) "numa: " fmt
#include <linux/threads.h>
#include <linux/memblock.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/mmzone.h>
#include <linux/ex... | arch/powerpc/mm/numa.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* MMU-generic set_memory implementation for powerpc
*
* Copyright 2019-2021, IBM Corporation.
*/
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/set_memory.h>
#include <asm/mmu.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <mm/mmu_decl.h>
sta... | arch/powerpc/mm/pageattr.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* Handling Page Tables through page fragments
*
*/
#include <linux/kernel.h>
#include <linux/gfp.h>
#include <linux/mm.h>
#include <linux/percpu.h>
#include <linux/hardirq.h>
#include <linux/hugetlb.h>
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
#include <asm/tlb.h>
... | arch/powerpc/mm/pgtable-frag.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains common routines for dealing with free of page tables
* Along with common page table handling code
*
* Derived from arch/powerpc/mm/tlb_64.c:
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (Powe... | arch/powerpc/mm/pgtable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines setting up the linux page tables.
* -- paulus
*
* Derived from arch/ppc/mm/init.c:
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* and Cort Do... | arch/powerpc/mm/pgtable_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains pgtable related functions for 64-bit machines.
*
* Derived from arch/ppc64/mm/init.c
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@samba.org)
* and Cort Dougan (PReP) (cor... | arch/powerpc/mm/pgtable_64.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
* Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP
* Copyright (C) 1996 Cort Dougan <cort@cs.nmt.edu>
* Adapted for Power Macintosh by Paul Mackerras.
* Low-level exception ha... | arch/powerpc/mm/book3s32/hash_low.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
#include <asm/kup.h>
#include <asm/smp.h>
void setup_kuap(bool disabled)
{
if (!disabled) {
update_user_segments(mfsr(0) | SR_KS);
isync(); /* Context sync required after mtsr() */
init_mm.context.sr0 |= SR_KS;
current->thread.sr0 |= SR_KS;
}
if (smp_pro... | arch/powerpc/mm/book3s32/kuap.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for handling the MMU on those
* PowerPC implementations where the MMU substantially follows the
* architecture specification. This includes the 6xx, 7xx, 7xxx,
* and 8260 implementations but excludes the 8xx and 4xx.
* -- paulus
*... | arch/powerpc/mm/book3s32/mmu.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for handling the MMU on those
* PowerPC implementations where the MMU substantially follows the
* architecture specification. This includes the 6xx, 7xx, 7xxx,
* and 8260 implementations but excludes the 8xx and 4xx.
* -- paulus
*... | arch/powerpc/mm/book3s32/mmu_context.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* This file contains low-level assembler routines for managing
* the PowerPC 603 tlb invalidation.
*/
#include <asm/page.h>
#include <asm/ppc_asm.h>
#include <asm/asm-offsets.h>
/*
* Flush an entry from the TLB
*/
#ifdef CONFIG_SMP
_GLOBAL(_tlbie)
lwz r8,TASK... | arch/powerpc/mm/book3s32/nohash_low.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for TLB flushing.
* On machines where the MMU uses a hash table to store virtual to
* physical translations, these routines flush entries from the
* hash table also.
* -- paulus
*
* Derived from arch/ppc/mm/init.c:
* Copyrigh... | arch/powerpc/mm/book3s32/tlb.c | null | null | null | null | null |
source | linux | /*
* Copyright IBM Corporation, 2015
* Author Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
*
* under the terms of version 2 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful, but
*
*/
#include <linux/mm... | arch/powerpc/mm/book3s64/hash_4k.c | null | null | null | null | null |
source | linux | /*
* Copyright IBM Corporation, 2015
* Author Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
*
* under the terms of version 2 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful, but
*
*/
#include <linux/mm... | arch/powerpc/mm/book3s64/hash_64k.c | null | null | null | null | null |
source | linux | /*
* Copyright IBM Corporation, 2013
* Author Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
*
* under the terms of version 2.1 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful, but
*
*/
/*
* PPC64 THP ... | arch/powerpc/mm/book3s64/hash_hugepage.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* native hashtable management.
*
* SMP scalability work:
* Copyright (C) 2001 Anton Blanchard <anton@au.ibm.com>, IBM
*/
#undef DEBUG_LOW
#include <linux/spinlock.h>
#include <linux/bitops.h>
#include <linux/of.h>
#include <linux/processor.h>
#include <linux/thr... | arch/powerpc/mm/book3s64/hash_native.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2005, Paul Mackerras, IBM Corporation.
* Copyright 2009, Benjamin Herrenschmidt, IBM Corporation.
* Copyright 2015-2016, Aneesh Kumar K.V, IBM Corporation.
*/
#include <linux/sched.h>
#include <linux/mm_types.h>
#include <linux/mm.h>
#include <linux/page_... | arch/powerpc/mm/book3s64/hash_pgtable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for flushing entries from the
* TLB and MMU hash table.
*
* Derived from arch/ppc64/mm/init.c:
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au)
* ... | arch/powerpc/mm/book3s64/hash_tlb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC64 port by Mike Corrigan and Dave Engebretsen
* {mikejc|engebret}@us.ibm.com
*
* Copyright (c) 2000 Mike Corrigan <mikejc@us.ibm.com>
*
* SMP scalability work:
* Copyright (C) 2001 Anton Blanchard <anton@au.ibm.com>, IBM
*
* Module name: htab.... | arch/powerpc/mm/book3s64/hash_utils.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* PPC64 Huge TLB Page Support for hash based MMUs (POWER4 and later)
*
* Copyright (C) 2003 David Gibson, IBM Corporation.
*
* Based on the IA-32 version:
* Copyright (C) 2002, Rohit Seth <rohit.seth@intel.com>
*/
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <... | arch/powerpc/mm/book3s64/hugetlbpage.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H
#define ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H
#include <linux/jump_label.h>
extern bool stress_slb_enabled;
DECLARE_STATIC_KEY_FALSE(stress_slb_key);
static inline bool stress_slb(void)
{
return static_branch_unlikely(&stress... | arch/powerpc/mm/book3s64/internal.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* IOMMU helpers in MMU context.
*
* Copyright (C) 2015 IBM Corp. <aik@ozlabs.ru>
*/
#include <linux/sched/signal.h>
#include <linux/slab.h>
#include <linux/rculist.h>
#include <linux/vmalloc.h>
#include <linux/mutex.h>
#include <linux/migrate.h>
#include <linux/hug... | arch/powerpc/mm/book3s64/iommu_api.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* MMU context allocation for 64-bit kernels.
*
* Copyright (C) 2004 Anton Blanchard, IBM Corp. <anton@samba.org>
*/
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/mm.h>
... | arch/powerpc/mm/book3s64/mmu_context.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2015-2016, Aneesh Kumar K.V, IBM Corporation.
*/
#include <linux/sched.h>
#include <linux/mm_types.h>
#include <linux/memblock.h>
#include <linux/memremap.h>
#include <linux/pkeys.h>
#include <linux/debugfs.h>
#include <linux/proc_fs.h>
#include <linux/page... | arch/powerpc/mm/book3s64/pgtable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0+
/*
* PowerPC Memory Protection Keys management
*
* Copyright 2017, Ram Pai, IBM Corporation.
*/
#include <asm/mman.h>
#include <asm/mmu_context.h>
#include <asm/mmu.h>
#include <asm/setup.h>
#include <asm/smp.h>
#include <asm/firmware.h>
#include <linux/pkeys.h>
#include <linu... | arch/powerpc/mm/book3s64/pkeys.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/security.h>
#include <asm/cacheflush.h>
#include <asm/machdep.h>
#include <asm/mman.h>
#include <asm/tlb.h>
void radix__flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr)
{
int psize;
struct hstate ... | arch/powerpc/mm/book3s64/radix_hugetlbpage.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Page table handling routines for radix page table.
*
* Copyright 2015-2016, Aneesh Kumar K.V, IBM Corporation.
*/
#define pr_fmt(fmt) "radix-mmu: " fmt
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/sched/mm.h>
#include <linux/memblock.h>
#include... | arch/powerpc/mm/book3s64/radix_pgtable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* TLB flush routines for radix kernels.
*
* Copyright 2015-2016, Aneesh Kumar K.V, IBM Corporation.
*/
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/memblock.h>
#include <linux/mmu_context.h>
#include <linux/sched/mm.h>
#include <linux/debugfs.h>
... | arch/powerpc/mm/book3s64/radix_tlb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerPC64 SLB support.
*
* Copyright (C) 2004 David Gibson <dwg@au.ibm.com>, IBM
* Based on earlier code written by:
* Dave Engebretsen and Mike Corrigan {engebret|mikejc}@us.ibm.com
* Copyright (c) 2001 Dave Engebretsen
* Copyright (C) 2002 Anton Blanchard <a... | arch/powerpc/mm/book3s64/slb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* address space "slices" (meta-segments) support
*
* Copyright (C) 2007 Benjamin Herrenschmidt, IBM Corporation.
*
* Based on hugetlb implementation
*
* Copyright (C) 2003 David Gibson, IBM Corporation.
*/
#undef DEBUG
#include <linux/kernel.h>
#include <linux/m... | arch/powerpc/mm/book3s64/slice.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2007-2008 Paul Mackerras, IBM Corp.
*/
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/gfp.h>
#include <linux/types.h>
#include <linux/pagewalk.h>
#include <linux/hugetlb.h>
#include <linux/syscalls.h>
#include <linux/pgtable.h>
#include... | arch/powerpc/mm/book3s64/subpage_prot.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file is for defining trace points and trace related helpers.
*/
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
#include <trace/events/thp.h>
#endif | arch/powerpc/mm/book3s64/trace.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#define DISABLE_BRANCH_PROFILING
#include <linux/kasan.h>
#include <linux/memblock.h>
#include <linux/hugetlb.h>
#include <asm/pgalloc.h>
static int __init
kasan_init_shadow_8M(unsigned long k_start, unsigned long k_end, void *block)
{
pmd_t *pmd = pmd_off_k(k_start);
unsigned ... | arch/powerpc/mm/kasan/8xx.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#define DISABLE_BRANCH_PROFILING
#include <linux/kasan.h>
#include <linux/memblock.h>
#include <mm/mmu_decl.h>
int __init kasan_init_region(void *start, size_t size)
{
unsigned long k_start = (unsigned long)kasan_mem_to_shadow(start);
unsigned long k_end = (unsigned long)kasan_m... | arch/powerpc/mm/kasan/book3s_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#define DISABLE_BRANCH_PROFILING
#include <linux/kasan.h>
#include <linux/printk.h>
#include <linux/memblock.h>
#include <linux/sched/task.h>
#include <asm/pgalloc.h>
#include <asm/text-patching.h>
#include <mm/mmu_decl.h>
static pgprot_t __init kasan_prot_ro(void)
{
if (early_mm... | arch/powerpc/mm/kasan/init_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* KASAN for 64-bit Book3e powerpc
*
* Copyright 2022, Christophe Leroy, CS GROUP France
*/
#define DISABLE_BRANCH_PROFILING
#include <linux/kasan.h>
#include <linux/printk.h>
#include <linux/memblock.h>
#include <linux/set_memory.h>
#include <asm/pgalloc.h>
static inline b... | arch/powerpc/mm/kasan/init_book3e_64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* KASAN for 64-bit Book3S powerpc
*
* Copyright 2019-2022, Daniel Axtens, IBM Corporation.
*/
/*
* ppc64 turns on virtual memory late in boot, after calling into generic code
* like the device-tree parser, so it uses this in conjunction with a hook in
* outline mode to avo... | arch/powerpc/mm/kasan/init_book3s_64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Modifications by Matt Porter (mporter@mvista.com) to support
* PPC44x Book E processors.
*
* This file contains the routines for initializing the MMU
* on the 4xx series of chips.
* -- paulus
*
* Derived from arch/ppc/mm/init.c:
* Copyright (C) 1995-1996 G... | arch/powerpc/mm/nohash/44x.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for initializing the MMU
* on the 8xx series of chips.
* -- christophe
*
* Derived from arch/powerpc/mm/40x_mmu.c:
*/
#include <linux/memblock.h>
#include <linux/hugetlb.h>
#include <asm/fixmap.h>
#include <asm/pgalloc.h>
#incl... | arch/powerpc/mm/nohash/8xx.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2005, Paul Mackerras, IBM Corporation.
* Copyright 2009, Benjamin Herrenschmidt, IBM Corporation.
* Copyright 2015-2016, Aneesh Kumar K.V, IBM Corporation.
*/
#include <linux/sched.h>
#include <linux/memblock.h>
#include <asm/pgalloc.h>
#include <asm/tlb.... | arch/powerpc/mm/nohash/book3e_pgtable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Modifications by Kumar Gala (galak@kernel.crashing.org) to support
* E500 Book E processors.
*
* Copyright 2004,2010 Freescale Semiconductor, Inc.
*
* This file contains the routines for initializing the MMU
* on the 4xx series of chips.
* -- paulus
*
* Deri... | arch/powerpc/mm/nohash/e500.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* PPC Huge TLB Page Support for Book3E MMU
*
* Copyright (C) 2009 David Gibson, IBM Corporation.
* Copyright (C) 2011 Becky Bruce, Freescale Semiconductor
*
*/
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <asm/mmu.h>
#ifdef CONFIG_PPC64
#include <asm/paca.h>
... | arch/powerpc/mm/nohash/e500_hugetlbpage.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (C) 2019 Jason Yan <yanaijie@huawei.com>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/swap.h>
#include <linux/stddef.h>
#include <linux/init.h>
#include <linux/delay.h... | arch/powerpc/mm/nohash/kaslr_booke.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for initializing kernel userspace protection
*/
#include <linux/export.h>
#include <linux/init.h>
#include <linux/printk.h>
#include <linux/smp.h>
#include <asm/kup.h>
#include <asm/smp.h>
#ifdef CONFIG_PPC_KUAP
void setup_kuap(bool ... | arch/powerpc/mm/nohash/kup.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for handling the MMU on those
* PowerPC implementations where the MMU is not using the hash
* table, such as 8xx, 4xx, BookE's etc...
*
* Copyright 2008 Ben Herrenschmidt <benh@kernel.crashing.org>
* IBM Corp.
*
* ... | arch/powerpc/mm/nohash/mmu_context.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* This file contains the routines for TLB flushing.
* On machines where the MMU does not use a hash table to store virtual to
* physical translations (ie, SW loaded TLBs or Book3E compilant processors,
* this does -not- include 603 however which shares the implementat... | arch/powerpc/mm/nohash/tlb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2008,2009 Ben Herrenschmidt <benh@kernel.crashing.org>
* IBM Corp.
*
* Derived from arch/ppc/mm/init.c:
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.a... | arch/powerpc/mm/nohash/tlb_64e.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* This file contains low-level functions for performing various
* types of TLB invalidations on various processors with no hash
* table.
*
* This file implements the following functions for all no-hash
* processors. Some aren't implemented for some variants. Some... | arch/powerpc/mm/nohash/tlb_low.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Low level TLB miss handlers for Book3E
*
* Copyright (C) 2008-2009
* Ben. Herrenschmidt (benh@kernel.crashing.org), IBM Corp.
*/
#include <linux/pgtable.h>
#include <asm/processor.h>
#include <asm/reg.h>
#include <asm/page.h>
#include <asm/mmu.h>
#includ... | arch/powerpc/mm/nohash/tlb_low_64e.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* From split of dump_linuxpagetables.c
* Copyright 2016, Rashmica Gupta, IBM Corp.
*
*/
#include <linux/kernel.h>
#include <linux/pgtable.h>
#include "ptdump.h"
static const struct flag_info flag_array[] = {
{
#ifdef CONFIG_PPC_16K_PAGES
.mask = _PAGE_HUGE,
.val = _PAGE... | arch/powerpc/mm/ptdump/8xx.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018, Christophe Leroy CS S.I.
* <christophe.leroy@c-s.fr>
*
* This dumps the content of BATS
*/
#include <linux/pgtable.h>
#include <linux/debugfs.h>
#include <asm/cpu_has_feature.h>
#include "ptdump.h"
static void bat_show_603(struct seq_file *m, int idx, u3... | arch/powerpc/mm/ptdump/bats.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* From split of dump_linuxpagetables.c
* Copyright 2016, Rashmica Gupta, IBM Corp.
*
*/
#include <linux/kernel.h>
#include <linux/pgtable.h>
#include "ptdump.h"
static const struct flag_info flag_array[] = {
{
.mask = _PAGE_PRIVILEGED,
.val = 0,
.set = "user",
.clea... | arch/powerpc/mm/ptdump/book3s64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2016, Rashmica Gupta, IBM Corp.
*
* This traverses the kernel virtual memory and dumps the pages that are in
* the hash pagetable, along with their flags to
* /sys/kernel/debug/kernel_hash_pagetable.
*
* If radix is enabled then there is no hash page table ... | arch/powerpc/mm/ptdump/hashpagetable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2016, Rashmica Gupta, IBM Corp.
*
* This traverses the kernel pagetables and dumps the
* information about the used sections of memory to
* /sys/kernel/debug/kernel_pagetables.
*
* Derived from the arm64 implementation:
* Copyright (c) 2014, The Linux Foun... | arch/powerpc/mm/ptdump/ptdump.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
#include <linux/types.h>
#include <linux/seq_file.h>
struct flag_info {
u64 mask;
u64 val;
const char *set;
const char *clear;
bool is_val;
int shift;
};
struct ptdump_pg_level {
const struct flag_info *flag;
char name[4];
size_t num;
u64 mask;
};
extern struct pt... | arch/powerpc/mm/ptdump/ptdump.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018, Christophe Leroy CS S.I.
* <christophe.leroy@c-s.fr>
*
* This dumps the content of Segment Registers
*/
#include <linux/debugfs.h>
static void seg_show(struct seq_file *m, int i)
{
u32 val = mfsr(i << 28);
seq_printf(m, "0x%01x0000000-0x%01xfffffff ", ... | arch/powerpc/mm/ptdump/segment_regs.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* From split of dump_linuxpagetables.c
* Copyright 2016, Rashmica Gupta, IBM Corp.
*
*/
#include <linux/kernel.h>
#include <linux/pgtable.h>
#include "ptdump.h"
static const struct flag_info flag_array[] = {
{
.mask = _PAGE_READ,
.val = 0,
.set = " ",
.clear = "r",
... | arch/powerpc/mm/ptdump/shared.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* bpf_jit.h: BPF JIT compiler for PPC
*
* Copyright 2011 Matt Evans <matt@ozlabs.org>, IBM Corporation
* 2016 Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
*/
#ifndef _BPF_JIT_H
#define _BPF_JIT_H
#ifndef __ASSEMBLER__
#include <asm/types.h>
#include <asm/pp... | arch/powerpc/net/bpf_jit.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* eBPF JIT compiler
*
* Copyright 2016 Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
* IBM Corporation
*
* Based on the powerpc classic BPF JIT compiler by Matt Evans
*/
#include <linux/moduleloader.h>
#include <asm/cacheflush.h>
#include <asm/asm-compat.h>
#inclu... | arch/powerpc/net/bpf_jit_comp.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* eBPF JIT compiler for PPC32
*
* Copyright 2020 Christophe Leroy <christophe.leroy@csgroup.eu>
* CS GROUP France
*
* Based on PPC64 eBPF JIT compiler by Naveen N. Rao
*/
#include <linux/moduleloader.h>
#include <asm/cacheflush.h>
#include <asm/asm-compat.h>
#includ... | arch/powerpc/net/bpf_jit_comp32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* bpf_jit_comp64.c: eBPF JIT compiler
*
* Copyright 2016 Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
* IBM Corporation
*
* Based on the powerpc classic BPF JIT compiler by Matt Evans
*/
#include <linux/moduleloader.h>
#include <asm/cacheflush.h>
#include <asm/as... | arch/powerpc/net/bpf_jit_comp64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance event support - PPC 8xx
*
* Copyright 2016 Christophe Leroy, CS Systemes d'Information
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/perf_event.h>
#include <linux/percpu.h>
#include <linux/hardirq.h>
#include <asm/pmc.h>
#include... | arch/powerpc/perf/8xx-pmu.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Basic assembly code to read BHRB entries
*
* Copyright 2013 Anshuman Khandual, IBM Corporation.
*/
#include <asm/ppc_asm.h>
#include <asm/ppc-opcode.h>
.text
.balign 8
/* r3 = n (where n = [0-31])
* The maximum number of BHRB entries supported with PPC_MFBH... | arch/powerpc/perf/bhrb.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance counter callchain support - powerpc architecture code
*
* Copyright © 2009 Paul Mackerras, IBM Corporation.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/perf_event.h>
#include <linux/percpu.h>
#include <linux/uaccess.h>
#include ... | arch/powerpc/perf/callchain.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _POWERPC_PERF_CALLCHAIN_H
#define _POWERPC_PERF_CALLCHAIN_H
void perf_callchain_user_64(struct perf_callchain_entry_ctx *entry,
struct pt_regs *regs);
void perf_callchain_user_32(struct perf_callchain_entry_ctx *entry,
struct pt_regs *regs);
static... | arch/powerpc/perf/callchain.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance counter callchain support - powerpc architecture code
*
* Copyright © 2009 Paul Mackerras, IBM Corporation.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/perf_event.h>
#include <linux/percpu.h>
#include <linux/uaccess.h>
#include ... | arch/powerpc/perf/callchain_32.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance counter callchain support - powerpc architecture code
*
* Copyright © 2009 Paul Mackerras, IBM Corporation.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/perf_event.h>
#include <linux/percpu.h>
#include <linux/uaccess.h>
#include ... | arch/powerpc/perf/callchain_64.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance event support - powerpc architecture code
*
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sched/clock.h>
#include <linux/perf_event.h>
#include <linux/percpu.h>
#include <linu... | arch/powerpc/perf/core-book3s.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance event support - Freescale Embedded Performance Monitor
*
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
* Copyright 2010 Freescale Semiconductor, Inc.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/perf_event.h>
#include <... | arch/powerpc/perf/core-fsl-emb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance counter support for e500 family processors.
*
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
* Copyright 2010 Freescale Semiconductor, Inc.
*/
#include <linux/string.h>
#include <linux/perf_event.h>
#include <asm/reg.h>
#include <asm/cputable.h>... | arch/powerpc/perf/e500-pmu.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance counter support for e6500 family processors.
*
* Author: Priyanka Jain, Priyanka.Jain@freescale.com
* Based on e500-pmu.c
* Copyright 2013 Freescale Semiconductor, Inc.
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
*/
#include <linux/string.... | arch/powerpc/perf/e6500-pmu.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0+
//
// Copyright 2019 Madhavan Srinivasan, IBM Corporation.
#define pr_fmt(fmt) "generic-compat-pmu: " fmt
#include "isa207-common.h"
/*
* Raw event encoding:
*
* 60 56 52 48 44 40 36 32
* | - - - - | - - - - | - - - - | ... | arch/powerpc/perf/generic-compat-pmu.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
#define LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
#include <linux/types.h>
/* From document "24x7 Event and Group Catalog Formats Proposal" v0.15 */
struct hv_24x7_catalog_page_0 {
#define HV_24X7_CATALOG_MAGIC 0x32347837 /* "24x7" in A... | arch/powerpc/perf/hv-24x7-catalog.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* DOMAIN(name, num, index_kind, is_physical)
*
* @name: An all caps token, suitable for use in generating an enum
* member and appending to an event name in sysfs.
*
* @num: The number corresponding to the domain as given in
* documentation. We assume the catalog doma... | arch/powerpc/perf/hv-24x7-domains.h | null | null | null | null | null |
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