diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2021-03-16 20:42:04 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-04-14 23:04:44 +1000 |
| commit | 8dc7f0229b7892ccb23e19c9f30511c68cc0fdcc (patch) | |
| tree | 6ef6627a2883d155912ded4ca97b7ac01b1ffe09 /arch/powerpc/kernel/signal_32.c | |
| parent | c45ba4f44f6b9c98a5fc1511d8853ad6843c877b (diff) | |
powerpc: remove partial register save logic
All subarchitectures always save all GPRs to pt_regs interrupt frames
now. Remove FULL_REGS and associated bits.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210316104206.407354-11-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kernel/signal_32.c')
| -rw-r--r-- | arch/powerpc/kernel/signal_32.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index fff4adc5a2b0..94442af383e1 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -94,8 +94,6 @@ __unsafe_save_general_regs(struct pt_regs *regs, struct mcontext __user *frame) elf_greg_t64 *gregs = (elf_greg_t64 *)regs; int val, i; - WARN_ON(!FULL_REGS(regs)); - for (i = 0; i <= PT_RESULT; i ++) { /* Force usr to alway see softe as 1 (interrupts enabled) */ if (i == PT_SOFTE) @@ -147,7 +145,6 @@ failed: static __always_inline int __unsafe_save_general_regs(struct pt_regs *regs, struct mcontext __user *frame) { - WARN_ON(!FULL_REGS(regs)); unsafe_copy_to_user(&frame->mc_gregs, regs, GP_REGS_SIZE, failed); return 0; |