From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/powerpc/kernel/asm-offsets.c | 133 ++++++++++++++++++++++++++------------------
1 files changed, 78 insertions(+), 55 deletions(-)
diff --git a/kernel/arch/powerpc/kernel/asm-offsets.c b/kernel/arch/powerpc/kernel/asm-offsets.c
index 1bb82c5..5973791 100644
--- a/kernel/arch/powerpc/kernel/asm-offsets.c
+++ b/kernel/arch/powerpc/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* This program is used to generate definitions needed by
* assembly language modules.
@@ -6,12 +7,9 @@
* generate asm statements containing #defines,
* compile this file to assembler, and then extract the
* #defines from the assembly-language output.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
+
+#define GENERATING_ASM_OFFSETS /* asm/smp.h */
#include <linux/compat.h>
#include <linux/signal.h>
@@ -32,7 +30,6 @@
#include <asm/io.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/processor.h>
#include <asm/cputable.h>
#include <asm/thread_info.h>
@@ -72,6 +69,10 @@
#include <asm/fixmap.h>
#endif
+#ifdef CONFIG_XMON
+#include "../xmon/xmon_bpts.h"
+#endif
+
#define STACK_PT_REGS_OFFSET(sym, val) \
DEFINE(sym, STACK_FRAME_OVERHEAD + offsetof(struct pt_regs, val))
@@ -79,16 +80,26 @@
{
OFFSET(THREAD, task_struct, thread);
OFFSET(MM, task_struct, mm);
+#ifdef CONFIG_STACKPROTECTOR
+ OFFSET(TASK_CANARY, task_struct, stack_canary);
+#ifdef CONFIG_PPC64
+ OFFSET(PACA_CANARY, paca_struct, canary);
+#endif
+#endif
OFFSET(MMCONTEXTID, mm_struct, context.id);
#ifdef CONFIG_PPC64
DEFINE(SIGSEGV, SIGSEGV);
DEFINE(NMI_MASK, NMI_MASK);
- OFFSET(TASKTHREADPPR, task_struct, thread.ppr);
#else
- OFFSET(THREAD_INFO, task_struct, stack);
- DEFINE(THREAD_INFO_GAP, _ALIGN_UP(sizeof(struct thread_info), 16));
OFFSET(KSP_LIMIT, thread_struct, ksp_limit);
+#ifdef CONFIG_PPC_RTAS
+ OFFSET(RTAS_SP, thread_struct, rtas_sp);
+#endif
#endif /* CONFIG_PPC64 */
+ OFFSET(TASK_STACK, task_struct, stack);
+#ifdef CONFIG_SMP
+ OFFSET(TASK_CPU, task_struct, cpu);
+#endif
#ifdef CONFIG_LIVEPATCH
OFFSET(TI_livepatch_sp, thread_info, livepatch_sp);
@@ -119,6 +130,24 @@
OFFSET(KSP_VSID, thread_struct, ksp_vsid);
#else /* CONFIG_PPC64 */
OFFSET(PGDIR, thread_struct, pgdir);
+#ifdef CONFIG_VMAP_STACK
+ OFFSET(SRR0, thread_struct, srr0);
+ OFFSET(SRR1, thread_struct, srr1);
+ OFFSET(DAR, thread_struct, dar);
+ OFFSET(DSISR, thread_struct, dsisr);
+#ifdef CONFIG_PPC_BOOK3S_32
+ OFFSET(THR0, thread_struct, r0);
+ OFFSET(THR3, thread_struct, r3);
+ OFFSET(THR4, thread_struct, r4);
+ OFFSET(THR5, thread_struct, r5);
+ OFFSET(THR6, thread_struct, r6);
+ OFFSET(THR8, thread_struct, r8);
+ OFFSET(THR9, thread_struct, r9);
+ OFFSET(THR11, thread_struct, r11);
+ OFFSET(THLR, thread_struct, lr);
+ OFFSET(THCTR, thread_struct, ctr);
+#endif
+#endif
#ifdef CONFIG_SPE
OFFSET(THREAD_EVR0, thread_struct, evr[0]);
OFFSET(THREAD_ACC, thread_struct, acc);
@@ -135,6 +164,9 @@
#if defined(CONFIG_KVM) && defined(CONFIG_BOOKE)
OFFSET(THREAD_KVM_VCPU, thread_struct, kvm_vcpu);
#endif
+#if defined(CONFIG_PPC_BOOK3S_32) && defined(CONFIG_PPC_KUAP)
+ OFFSET(KUAP, thread_struct, kuap);
+#endif
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
OFFSET(PACATMSCRATCH, paca_struct, tm_scratch);
@@ -144,6 +176,7 @@
OFFSET(THREAD_TM_TAR, thread_struct, tm_tar);
OFFSET(THREAD_TM_PPR, thread_struct, tm_ppr);
OFFSET(THREAD_TM_DSCR, thread_struct, tm_dscr);
+ OFFSET(THREAD_TM_AMR, thread_struct, tm_amr);
OFFSET(PT_CKPT_REGS, thread_struct, ckpt_regs);
OFFSET(THREAD_CKVRSTATE, thread_struct, ckvr_state.vr);
OFFSET(THREAD_CKVRSAVE, thread_struct, ckvrsave);
@@ -157,8 +190,6 @@
OFFSET(TI_LOCAL_FLAGS, thread_info, local_flags);
OFFSET(TI_PREEMPT, thread_info, preempt_count);
OFFSET(TI_PREEMPT_LAZY, thread_info, preempt_lazy_count);
- OFFSET(TI_TASK, thread_info, task);
- OFFSET(TI_CPU, thread_info, cpu);
#ifdef CONFIG_PPC64
OFFSET(DCACHEL1BLOCKSIZE, ppc64_caches, l1d.block_size);
@@ -173,8 +204,9 @@
OFFSET(PACAPROCSTART, paca_struct, cpu_start);
OFFSET(PACAKSAVE, paca_struct, kstack);
OFFSET(PACACURRENT, paca_struct, __current);
+ DEFINE(PACA_THREAD_INFO, offsetof(struct paca_struct, __current) +
+ offsetof(struct task_struct, thread_info));
OFFSET(PACASAVEDMSR, paca_struct, saved_msr);
- OFFSET(PACASTABRR, paca_struct, stab_rr);
OFFSET(PACAR1, paca_struct, saved_r1);
OFFSET(PACATOC, paca_struct, kernel_toc);
OFFSET(PACAKBASE, paca_struct, kernelbase);
@@ -213,6 +245,7 @@
#ifdef CONFIG_PPC_BOOK3S_64
OFFSET(PACASLBCACHE, paca_struct, slb_cache);
OFFSET(PACASLBCACHEPTR, paca_struct, slb_cache_ptr);
+ OFFSET(PACASTABRR, paca_struct, stab_rr);
OFFSET(PACAVMALLOCSLLP, paca_struct, vmalloc_sllp);
#ifdef CONFIG_PPC_MM_SLICES
OFFSET(MMUPSIZESLLP, mmu_psize_def, sllp);
@@ -256,8 +289,9 @@
OFFSET(ACCOUNT_STARTTIME_USER, paca_struct, accounting.starttime_user);
OFFSET(ACCOUNT_USER_TIME, paca_struct, accounting.utime);
OFFSET(ACCOUNT_SYSTEM_TIME, paca_struct, accounting.stime);
+#ifdef CONFIG_PPC_BOOK3E
OFFSET(PACA_TRAP_SAVE, paca_struct, trap_save);
- OFFSET(PACA_NAPSTATELOST, paca_struct, nap_state_lost);
+#endif
OFFSET(PACA_SPRG_VDSO, paca_struct, sprg_vdso);
#else /* CONFIG_PPC64 */
#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
@@ -274,12 +308,7 @@
/* Interrupt register frame */
DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE);
- DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
-#ifdef CONFIG_PPC64
- /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
- DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
- DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
-#endif /* CONFIG_PPC64 */
+ DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_WITH_PT_REGS);
STACK_PT_REGS_OFFSET(GPR0, gpr[0]);
STACK_PT_REGS_OFFSET(GPR1, gpr[1]);
STACK_PT_REGS_OFFSET(GPR2, gpr[2]);
@@ -323,11 +352,12 @@
STACK_PT_REGS_OFFSET(_ESR, dsisr);
#else /* CONFIG_PPC64 */
STACK_PT_REGS_OFFSET(SOFTE, softe);
-
- /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
- DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
- DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
+ STACK_PT_REGS_OFFSET(_PPR, ppr);
#endif /* CONFIG_PPC64 */
+
+#ifdef CONFIG_PPC_KUAP
+ STACK_PT_REGS_OFFSET(STACK_REGS_KUAP, kuap);
+#endif
#if defined(CONFIG_PPC32)
#if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
@@ -378,29 +408,25 @@
OFFSET(CFG_SYSCALL_MAP32, vdso_data, syscall_map_32);
OFFSET(WTOM_CLOCK_SEC, vdso_data, wtom_clock_sec);
OFFSET(WTOM_CLOCK_NSEC, vdso_data, wtom_clock_nsec);
- OFFSET(STAMP_XTIME, vdso_data, stamp_xtime);
+ OFFSET(STAMP_XTIME_SEC, vdso_data, stamp_xtime_sec);
+ OFFSET(STAMP_XTIME_NSEC, vdso_data, stamp_xtime_nsec);
OFFSET(STAMP_SEC_FRAC, vdso_data, stamp_sec_fraction);
OFFSET(CLOCK_HRTIMER_RES, vdso_data, hrtimer_res);
+#ifdef CONFIG_PPC64
OFFSET(CFG_ICACHE_BLOCKSZ, vdso_data, icache_block_size);
OFFSET(CFG_DCACHE_BLOCKSZ, vdso_data, dcache_block_size);
OFFSET(CFG_ICACHE_LOGBLOCKSZ, vdso_data, icache_log_block_size);
OFFSET(CFG_DCACHE_LOGBLOCKSZ, vdso_data, dcache_log_block_size);
-#ifdef CONFIG_PPC64
OFFSET(CFG_SYSCALL_MAP64, vdso_data, syscall_map_64);
- OFFSET(TVAL64_TV_SEC, timeval, tv_sec);
- OFFSET(TVAL64_TV_USEC, timeval, tv_usec);
- OFFSET(TVAL32_TV_SEC, compat_timeval, tv_sec);
- OFFSET(TVAL32_TV_USEC, compat_timeval, tv_usec);
- OFFSET(TSPC64_TV_SEC, timespec, tv_sec);
- OFFSET(TSPC64_TV_NSEC, timespec, tv_nsec);
- OFFSET(TSPC32_TV_SEC, compat_timespec, tv_sec);
- OFFSET(TSPC32_TV_NSEC, compat_timespec, tv_nsec);
-#else
- OFFSET(TVAL32_TV_SEC, timeval, tv_sec);
- OFFSET(TVAL32_TV_USEC, timeval, tv_usec);
- OFFSET(TSPC32_TV_SEC, timespec, tv_sec);
- OFFSET(TSPC32_TV_NSEC, timespec, tv_nsec);
+ OFFSET(TVAL64_TV_SEC, __kernel_old_timeval, tv_sec);
+ OFFSET(TVAL64_TV_USEC, __kernel_old_timeval, tv_usec);
#endif
+ OFFSET(TSPC64_TV_SEC, __kernel_timespec, tv_sec);
+ OFFSET(TSPC64_TV_NSEC, __kernel_timespec, tv_nsec);
+ OFFSET(TVAL32_TV_SEC, old_timeval32, tv_sec);
+ OFFSET(TVAL32_TV_USEC, old_timeval32, tv_usec);
+ OFFSET(TSPC32_TV_SEC, old_timespec32, tv_sec);
+ OFFSET(TSPC32_TV_NSEC, old_timespec32, tv_nsec);
/* timeval/timezone offsets for use by vdso */
OFFSET(TZONE_TZ_MINWEST, timezone, tz_minuteswest);
OFFSET(TZONE_TZ_DSTTIME, timezone, tz_dsttime);
@@ -410,7 +436,10 @@
DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE);
DEFINE(CLOCK_MONOTONIC_COARSE, CLOCK_MONOTONIC_COARSE);
+ DEFINE(CLOCK_MAX, CLOCK_TAI);
DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
+ DEFINE(EINVAL, EINVAL);
+ DEFINE(KTIME_LOW_RES, KTIME_LOW_RES);
#ifdef CONFIG_BUG
DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
@@ -499,11 +528,13 @@
OFFSET(KVM_VRMA_SLB_V, kvm, arch.vrma_slb_v);
OFFSET(KVM_RADIX, kvm, arch.radix);
OFFSET(KVM_FWNMI, kvm, arch.fwnmi_enabled);
+ OFFSET(KVM_SECURE_GUEST, kvm, arch.secure_guest);
OFFSET(VCPU_DSISR, kvm_vcpu, arch.shregs.dsisr);
OFFSET(VCPU_DAR, kvm_vcpu, arch.shregs.dar);
OFFSET(VCPU_VPA, kvm_vcpu, arch.vpa.pinned_addr);
OFFSET(VCPU_VPA_DIRTY, kvm_vcpu, arch.vpa.dirty);
OFFSET(VCPU_HEIR, kvm_vcpu, arch.emul_inst);
+ OFFSET(VCPU_NESTED, kvm_vcpu, arch.nested);
OFFSET(VCPU_CPU, kvm_vcpu, cpu);
OFFSET(VCPU_THREAD_CPU, kvm_vcpu, arch.thread_cpu);
#endif
@@ -530,6 +561,8 @@
OFFSET(VCPU_IRQ_PENDING, kvm_vcpu, arch.irq_pending);
OFFSET(VCPU_DBELL_REQ, kvm_vcpu, arch.doorbell_request);
OFFSET(VCPU_MMCR, kvm_vcpu, arch.mmcr);
+ OFFSET(VCPU_MMCRA, kvm_vcpu, arch.mmcra);
+ OFFSET(VCPU_MMCRS, kvm_vcpu, arch.mmcrs);
OFFSET(VCPU_PMC, kvm_vcpu, arch.pmc);
OFFSET(VCPU_SPMC, kvm_vcpu, arch.spmc);
OFFSET(VCPU_SIAR, kvm_vcpu, arch.siar);
@@ -667,6 +700,9 @@
HSTATE_FIELD(HSTATE_SDAR, host_mmcr[4]);
HSTATE_FIELD(HSTATE_MMCR2, host_mmcr[5]);
HSTATE_FIELD(HSTATE_SIER, host_mmcr[6]);
+ HSTATE_FIELD(HSTATE_MMCR3, host_mmcr[7]);
+ HSTATE_FIELD(HSTATE_SIER2, host_mmcr[8]);
+ HSTATE_FIELD(HSTATE_SIER3, host_mmcr[9]);
HSTATE_FIELD(HSTATE_PMC1, host_pmc[0]);
HSTATE_FIELD(HSTATE_PMC2, host_pmc[1]);
HSTATE_FIELD(HSTATE_PMC3, host_pmc[2]);
@@ -762,23 +798,6 @@
OFFSET(VCPU_TIMING_LAST_ENTER_TBL, kvm_vcpu, arch.timing_last_enter.tv32.tbl);
#endif
-#ifdef CONFIG_PPC_POWERNV
- OFFSET(PACA_CORE_IDLE_STATE_PTR, paca_struct, core_idle_state_ptr);
- OFFSET(PACA_THREAD_IDLE_STATE, paca_struct, thread_idle_state);
- OFFSET(PACA_THREAD_MASK, paca_struct, thread_mask);
- OFFSET(PACA_SUBCORE_SIBLING_MASK, paca_struct, subcore_sibling_mask);
- OFFSET(PACA_REQ_PSSCR, paca_struct, requested_psscr);
- OFFSET(PACA_DONT_STOP, paca_struct, dont_stop);
-#define STOP_SPR(x, f) OFFSET(x, paca_struct, stop_sprs.f)
- STOP_SPR(STOP_PID, pid);
- STOP_SPR(STOP_LDBAR, ldbar);
- STOP_SPR(STOP_FSCR, fscr);
- STOP_SPR(STOP_HFSCR, hfscr);
- STOP_SPR(STOP_MMCR1, mmcr1);
- STOP_SPR(STOP_MMCR2, mmcr2);
- STOP_SPR(STOP_MMCRA, mmcra);
-#endif
-
DEFINE(PPC_DBELL_SERVER, PPC_DBELL_SERVER);
DEFINE(PPC_DBELL_MSGTYPE, PPC_DBELL_MSGTYPE);
@@ -786,5 +805,9 @@
DEFINE(VIRT_IMMR_BASE, (u64)__fix_to_virt(FIX_IMMR_BASE));
#endif
+#ifdef CONFIG_XMON
+ DEFINE(BPT_SIZE, BPT_SIZE);
+#endif
+
return 0;
}
--
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