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-rw-r--r--arch/arm64/kernel/ptrace.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c
index 0e5aaec5b751..eeef01a219a6 100644
--- a/arch/arm64/kernel/ptrace.c
+++ b/arch/arm64/kernel/ptrace.c
@@ -623,6 +623,10 @@ static int fpr_get(struct task_struct *target, const struct user_regset *regset,
{
struct user_fpsimd_state *uregs;
uregs = &target->thread.fpsimd_state.user_fpsimd;
+
+ if (target == current)
+ fpsimd_preserve_current_state();
+
return user_regset_copyout(&pos, &count, &kbuf, &ubuf, uregs, 0, -1);
}
@@ -898,6 +902,9 @@ static int compat_vfp_get(struct task_struct *target,
uregs = &target->thread.fpsimd_state.user_fpsimd;
+ if (target == current)
+ fpsimd_preserve_current_state();
+
/*
* The VFP registers are packed into the fpsimd_state, so they all sit
* nicely together for us. We just need to create the fpscr separately.