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crash/0057-RISCV64-Add-help-m-M-command-support.patch

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Release: crash-7.3.2-5 Update to the latest upstream commit 47216437e79a ("Fix "net" command on kernel configured with CONFIG_IPV6=m") Resolves: rhbz#2166880 Resolves: rhbz#2161133 Resolves: rhbz#2158721 Resolves: rhbz#2156904 Resolves: rhbz#2156898 Resolves: rhbz#2156892 Resolves: rhbz#2156889 Resolves: rhbz#2156885 Resolves: rhbz#2152619 Signed-off-by: Lianbo Jiang <lijiang@redhat.com>
2023-05-08 07:00:14 +00:00
From 012c8ebc3d6d71c995522dcf8d8aad530cdb4d02 Mon Sep 17 00:00:00 2001
From: Xianting Tian <xianting.tian@linux.alibaba.com>
Date: Thu, 20 Oct 2022 09:50:12 +0800
Subject: [PATCH 57/89] RISCV64: Add 'help -m/M' command support
Add riscv64_dump_machdep_table() implementation, display machdep_table.
crash> help -m
flags: 80 ()
kvbase: ff60000000000000
identity_map_base: ff60000000000000
pagesize: 4096
pageshift: 12
pagemask: fffffffffffff000
pageoffset: fff
pgdir_shift: 48
ptrs_per_pgd: 512
ptrs_per_pte: 512
stacksize: 16384
hz: 250
memsize: 1071644672 (0x3fe00000)
bits: 64
back_trace: riscv64_back_trace_cmd()
processor_speed: riscv64_processor_speed()
uvtop: riscv64_uvtop()
kvtop: riscv64_kvtop()
get_stack_frame: riscv64_get_stack_frame()
get_stackbase: generic_get_stackbase()
get_stacktop: generic_get_stacktop()
translate_pte: riscv64_translate_pte()
memory_size: generic_memory_size()
vmalloc_start: riscv64_vmalloc_start()
is_task_addr: riscv64_is_task_addr()
verify_symbol: riscv64_verify_symbol()
dis_filter: generic_dis_filter()
dump_irq: generic_dump_irq()
show_interrupts: generic_show_interrupts()
get_irq_affinity: generic_get_irq_affinity()
cmd_mach: riscv64_cmd_mach()
get_smp_cpus: riscv64_get_smp_cpus()
is_kvaddr: riscv64_is_kvaddr()
is_uvaddr: riscv64_is_uvaddr()
verify_paddr: generic_verify_paddr()
init_kernel_pgd: NULL
value_to_symbol: generic_machdep_value_to_symbol()
line_number_hooks: NULL
last_pgd_read: ffffffff810e9000
last_p4d_read: 81410000
last_pud_read: 81411000
last_pmd_read: 81412000
last_ptbl_read: 81415000
pgd: 560d586f3ab0
p4d: 560d586f4ac0
pud: 560d586f5ad0
pmd: 560d586f6ae0
ptbl: 560d586f7af0
section_size_bits: 27
max_physmem_bits: 56
sections_per_root: 0
machspec: 560d57d204a0
Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
Signed-off-by: Lianbo Jiang <lijiang@redhat.com>
---
riscv64.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 59 insertions(+), 1 deletion(-)
diff --git a/riscv64.c b/riscv64.c
index 6d1d3b5f36d1..5e8c7d12227c 100644
--- a/riscv64.c
+++ b/riscv64.c
@@ -132,7 +132,65 @@ riscv64_verify_symbol(const char *name, ulong value, char type)
void
riscv64_dump_machdep_table(ulong arg)
{
- /* TODO: */
+ int others = 0;
+
+ fprintf(fp, " flags: %lx (", machdep->flags);
+ if (machdep->flags & KSYMS_START)
+ fprintf(fp, "%sKSYMS_START", others++ ? "|" : "");
+ fprintf(fp, ")\n");
+
+ fprintf(fp, " kvbase: %lx\n", machdep->kvbase);
+ fprintf(fp, " identity_map_base: %lx\n", machdep->identity_map_base);
+ fprintf(fp, " pagesize: %d\n", machdep->pagesize);
+ fprintf(fp, " pageshift: %d\n", machdep->pageshift);
+ fprintf(fp, " pagemask: %llx\n", machdep->pagemask);
+ fprintf(fp, " pageoffset: %lx\n", machdep->pageoffset);
+ fprintf(fp, " pgdir_shift: %ld\n", machdep->machspec->va_bits - 9);
+ fprintf(fp, " ptrs_per_pgd: %u\n", PTRS_PER_PGD);
+ fprintf(fp, " ptrs_per_pte: %d\n", PTRS_PER_PTE);
+ fprintf(fp, " stacksize: %ld\n", machdep->stacksize);
+ fprintf(fp, " hz: %d\n", machdep->hz);
+ fprintf(fp, " memsize: %ld (0x%lx)\n",
+ machdep->memsize, machdep->memsize);
+ fprintf(fp, " bits: %d\n", machdep->bits);
+ fprintf(fp, " back_trace: riscv64_back_trace_cmd()\n");
+ fprintf(fp, " processor_speed: riscv64_processor_speed()\n");
+ fprintf(fp, " uvtop: riscv64_uvtop()\n");
+ fprintf(fp, " kvtop: riscv64_kvtop()\n");
+ fprintf(fp, " get_stack_frame: riscv64_get_stack_frame()\n");
+ fprintf(fp, " get_stackbase: generic_get_stackbase()\n");
+ fprintf(fp, " get_stacktop: generic_get_stacktop()\n");
+ fprintf(fp, " translate_pte: riscv64_translate_pte()\n");
+ fprintf(fp, " memory_size: generic_memory_size()\n");
+ fprintf(fp, " vmalloc_start: riscv64_vmalloc_start()\n");
+ fprintf(fp, " is_task_addr: riscv64_is_task_addr()\n");
+ fprintf(fp, " verify_symbol: riscv64_verify_symbol()\n");
+ fprintf(fp, " dis_filter: generic_dis_filter()\n");
+ fprintf(fp, " dump_irq: generic_dump_irq()\n");
+ fprintf(fp, " show_interrupts: generic_show_interrupts()\n");
+ fprintf(fp, " get_irq_affinity: generic_get_irq_affinity()\n");
+ fprintf(fp, " cmd_mach: riscv64_cmd_mach()\n");
+ fprintf(fp, " get_smp_cpus: riscv64_get_smp_cpus()\n");
+ fprintf(fp, " is_kvaddr: riscv64_is_kvaddr()\n");
+ fprintf(fp, " is_uvaddr: riscv64_is_uvaddr()\n");
+ fprintf(fp, " verify_paddr: generic_verify_paddr()\n");
+ fprintf(fp, " init_kernel_pgd: NULL\n");
+ fprintf(fp, " value_to_symbol: generic_machdep_value_to_symbol()\n");
+ fprintf(fp, " line_number_hooks: NULL\n");
+ fprintf(fp, " last_pgd_read: %lx\n", machdep->last_pgd_read);
+ fprintf(fp, " last_p4d_read: %lx\n", machdep->machspec->last_p4d_read);
+ fprintf(fp, " last_pud_read: %lx\n", machdep->last_pud_read);
+ fprintf(fp, " last_pmd_read: %lx\n", machdep->last_pmd_read);
+ fprintf(fp, " last_ptbl_read: %lx\n", machdep->last_ptbl_read);
+ fprintf(fp, " pgd: %lx\n", (ulong)machdep->pgd);
+ fprintf(fp, " p4d: %lx\n", (ulong)machdep->machspec->p4d);
+ fprintf(fp, " pud: %lx\n", (ulong)machdep->pud);
+ fprintf(fp, " pmd: %lx\n", (ulong)machdep->pmd);
+ fprintf(fp, " ptbl: %lx\n", (ulong)machdep->ptbl);
+ fprintf(fp, " section_size_bits: %ld\n", machdep->section_size_bits);
+ fprintf(fp, " max_physmem_bits: %ld\n", machdep->max_physmem_bits);
+ fprintf(fp, " sections_per_root: %ld\n", machdep->sections_per_root);
+ fprintf(fp, " machspec: %lx\n", (ulong)machdep->machspec);
}
static ulong
--
2.37.1
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