diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-02-08 15:10:30 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-02-11 23:35:10 +1100 |
| commit | 8875f47b7681aa4e4484a9b612577b044725f839 (patch) | |
| tree | d4b1e7fb6340a8c2ca6fb95440e15fd6c776cb1c /arch/powerpc/kernel/interrupt.c | |
| parent | 72b7a9e56b25babfe4c90bf3ce88285c7fb62ab9 (diff) | |
powerpc/syscall: Save r3 in regs->orig_r3
Save r3 in regs->orig_r3 in system_call_exception()
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/9a90805ab6b9101b46daf56470f457a57acd86fc.1612796617.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/interrupt.c')
| -rw-r--r-- | arch/powerpc/kernel/interrupt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/interrupt.c b/arch/powerpc/kernel/interrupt.c index 46fd195ca659..1a2dec49f811 100644 --- a/arch/powerpc/kernel/interrupt.c +++ b/arch/powerpc/kernel/interrupt.c @@ -29,6 +29,8 @@ notrace long system_call_exception(long r3, long r4, long r5, { syscall_fn f; + regs->orig_gpr3 = r3; + if (IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG)) BUG_ON(irq_soft_mask_return() != IRQS_ALL_DISABLED); |