diff options
author | Paul Burton <paul.burton@mips.com> | 2018-11-07 23:14:10 +0000 |
---|---|---|
committer | Paul Burton <paul.burton@mips.com> | 2018-11-09 10:23:19 -0800 |
commit | 2725f3778fddb70526318824de63476aff816ab8 (patch) | |
tree | 55a466f045c9b3a3ffd1ccc1d4597e7848e980a2 /arch/mips/kernel | |
parent | 42b10815d55958ec519ae7d97fdfcc6e38b4d46b (diff) | |
download | linux-2725f3778fddb70526318824de63476aff816ab8.tar.bz2 |
MIPS: Remove struct task_struct fpu state when CONFIG_MIPS_FP_SUPPORT=n
When CONFIG_MIPS_FP_SUPPORT=n we don't support floating point & so don't
need to preserve floating point context for tasks. Remove that context
from struct task_struct.
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/21013/
Cc: linux-mips@linux-mips.org
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r-- | arch/mips/kernel/asm-offsets.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c index cbe4742d2fff..aebfda81120a 100644 --- a/arch/mips/kernel/asm-offsets.c +++ b/arch/mips/kernel/asm-offsets.c @@ -123,7 +123,6 @@ void output_thread_defines(void) OFFSET(THREAD_REG31, task_struct, thread.reg31); OFFSET(THREAD_STATUS, task_struct, thread.cp0_status); - OFFSET(THREAD_FPU, task_struct, thread.fpu); OFFSET(THREAD_BVADDR, task_struct, \ thread.cp0_badvaddr); @@ -135,8 +134,11 @@ void output_thread_defines(void) BLANK(); } +#ifdef CONFIG_MIPS_FP_SUPPORT void output_thread_fpu_defines(void) { + OFFSET(THREAD_FPU, task_struct, thread.fpu); + OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]); OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]); OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]); @@ -174,6 +176,7 @@ void output_thread_fpu_defines(void) OFFSET(THREAD_MSA_CSR, task_struct, thread.fpu.msacsr); BLANK(); } +#endif void output_mm_defines(void) { @@ -341,6 +344,7 @@ void output_pm_defines(void) } #endif +#ifdef CONFIG_MIPS_FP_SUPPORT void output_kvm_defines(void) { COMMENT(" KVM/MIPS Specific offsets. "); @@ -382,6 +386,7 @@ void output_kvm_defines(void) OFFSET(VCPU_MSA_CSR, kvm_vcpu_arch, fpu.msacsr); BLANK(); } +#endif #ifdef CONFIG_MIPS_CPS void output_cps_defines(void) |