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| author |  Nam Cao <namcaov@gmail.com>
| 2023-08-29 20:25:00 +0200 |
|---|---|---|
| committer |  Palmer Dabbelt <palmer@rivosinc.com>
| 2023-11-05 14:12:47 -0800 |
| commit | 8cb22bec142624d21bc85ff96b7bad10b6220e6a (patch) | |
| tree | 63df3a41abae887a5a13f894c81419c455cb4bb2 /arch/riscv/purgatory/kexec-purgatory.S | |
| parent | riscv: provide riscv-specific is_trap_insn() (diff) | |
| download | linux-8cb22bec142624d21bc85ff96b7bad10b6220e6a.tar.gz linux-8cb22bec142624d21bc85ff96b7bad10b6220e6a.tar.bz2 linux-8cb22bec142624d21bc85ff96b7bad10b6220e6a.zip | |
riscv: kprobes: allow writing to x0
Instructions can write to x0, so we should simulate these instructions
normally.
Currently, the kernel hangs if an instruction who writes to x0 is
simulated.
Fixes: c22b0bcb1dd0 ("riscv: Add kprobes supported")
Cc: stable@vger.kernel.org
Signed-off-by: Nam Cao <namcaov@gmail.com>
Reviewed-by: Charlie Jenkins <charlie@rivosinc.com>
Acked-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20230829182500.61875-1-namcaov@gmail.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/purgatory/kexec-purgatory.S')
0 files changed, 0 insertions, 0 deletions