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| author | Kefeng Wang <wangkefeng.wang@huawei.com> | 2021-01-11 20:40:13 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2021-01-14 15:09:12 -0800 |
| commit | da401e89453266c11277b42e007159a2b6ef82d3 (patch) | |
| tree | cc56934dd597289be5e2679fade63de28a90519a /arch | |
| parent | 091b9450858ecd60eeb5a14231db07071d24875f (diff) | |
| download | linux-stable-da401e89453266c11277b42e007159a2b6ef82d3.tar.gz linux-stable-da401e89453266c11277b42e007159a2b6ef82d3.tar.bz2 linux-stable-da401e89453266c11277b42e007159a2b6ef82d3.zip | |
riscv: Improve __show_regs
Show the function symbols of epc and ra to improve the
readability of crash reports, and align the printing
formats about the raw epc value.
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/riscv/kernel/process.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c index ced48d9f4254..19f4688f2f36 100644 --- a/arch/riscv/kernel/process.c +++ b/arch/riscv/kernel/process.c @@ -44,7 +44,12 @@ void __show_regs(struct pt_regs *regs) { show_regs_print_info(KERN_DEFAULT); - pr_cont("epc: " REG_FMT " ra : " REG_FMT " sp : " REG_FMT "\n", + if (!user_mode(regs)) { + pr_cont("epc : %pS\n", (void *)regs->epc); + pr_cont(" ra : %pS\n", (void *)regs->ra); + } + + pr_cont("epc : " REG_FMT " ra : " REG_FMT " sp : " REG_FMT "\n", regs->epc, regs->ra, regs->sp); pr_cont(" gp : " REG_FMT " tp : " REG_FMT " t0 : " REG_FMT "\n", regs->gp, regs->tp, regs->t0); |