diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/asm-offsets.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/entry-armv.S | 6 | ||||
| -rw-r--r-- | arch/arm/kernel/process.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/ptrace.c | 2 |
4 files changed, 0 insertions, 10 deletions
diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 38121c59cbc2..f9c7111c1d65 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -47,7 +47,6 @@ int main(void) DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); DEFINE(TI_ABI_SYSCALL, offsetof(struct thread_info, abi_syscall)); - DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp)); DEFINE(TI_TP_VALUE, offsetof(struct thread_info, tp_value)); DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate)); #ifdef CONFIG_VFP diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index c39303e5c234..ba47f6aac5ff 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -591,9 +591,6 @@ call_fpe: and r8, r0, r5 cmp r8, r7 @ NEON instruction? bne 2b - mov r7, #1 - strb r7, [r10, #TI_USED_CP + 10] @ mark CP#10 as used - strb r7, [r10, #TI_USED_CP + 11] @ mark CP#11 as used b do_vfp @ let VFP handler handle this 1: #endif @@ -601,9 +598,6 @@ call_fpe: tstne r0, #0x04000000 @ bit 26 set on both ARM and Thumb-2 reteq lr and r8, r0, #0x00000f00 @ mask out CP number - mov r7, #1 - add r6, r10, r8, lsr #8 @ add used_cp[] array offset first - strb r7, [r6, #TI_USED_CP] @ set appropriate used_cp[] #ifdef CONFIG_IWMMXT @ Test if we need to give access to iWMMXt coprocessors ldr r5, [r10, #TI_FLAGS] diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 0e8ff85890ad..e16ed102960c 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -222,7 +222,6 @@ void flush_thread(void) flush_ptrace_hw_breakpoint(tsk); - memset(thread->used_cp, 0, sizeof(thread->used_cp)); memset(&tsk->thread.debug, 0, sizeof(struct debug_info)); memset(&thread->fpstate, 0, sizeof(union fp_state)); diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 2d8e2516906b..2b945b9bd366 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -584,8 +584,6 @@ static int fpa_set(struct task_struct *target, { struct thread_info *thread = task_thread_info(target); - thread->used_cp[1] = thread->used_cp[2] = 1; - return user_regset_copyin(&pos, &count, &kbuf, &ubuf, &thread->fpstate, 0, sizeof(struct user_fp)); |