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    Subject[patch V4 35/65] x86/fpu: Rename initstate copy functions
    Again this not a copy. It's restoring register state from kernel memory.

    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    ---
    arch/x86/kernel/fpu/core.c | 6 +++---
    1 file changed, 3 insertions(+), 3 deletions(-)

    --- a/arch/x86/kernel/fpu/core.c
    +++ b/arch/x86/kernel/fpu/core.c
    @@ -303,7 +303,7 @@ void fpu__drop(struct fpu *fpu)
    * Clear FPU registers by setting them up from the init fpstate.
    * Caller must do fpregs_[un]lock() around it.
    */
    -static inline void copy_init_fpstate_to_fpregs(u64 features_mask)
    +static inline void restore_fpregs_from_init_fpstate(u64 features_mask)
    {
    if (use_xsave())
    os_xrstor(&init_fpstate.xsave, features_mask);
    @@ -338,9 +338,9 @@ static void fpu__clear(struct fpu *fpu,
    if (!fpregs_state_valid(fpu, smp_processor_id()) &&
    xfeatures_mask_supervisor())
    os_xrstor(&fpu->state.xsave, xfeatures_mask_supervisor());
    - copy_init_fpstate_to_fpregs(xfeatures_mask_user());
    + restore_fpregs_from_init_fpstate(xfeatures_mask_user());
    } else {
    - copy_init_fpstate_to_fpregs(xfeatures_mask_all);
    + restore_fpregs_from_init_fpstate(xfeatures_mask_all);
    }

    fpregs_mark_activate();
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      Last update: 2021-06-23 14:25    [W:4.045 / U:0.276 seconds]
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