This patch uses the new update_thread_flag() helpers to simplify a couple of if () set; else clear; constructs.
No functional change. Signed-off-by: Dave Martin <[email protected]> Cc: Catalin Marinas <[email protected]> Cc: Will Deacon <[email protected]> --- arch/arm64/kernel/fpsimd.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 87a3536..0c4e7e0 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -618,10 +618,8 @@ int sve_set_vector_length(struct task_struct *task, task->thread.sve_vl = vl; out: - if (flags & PR_SVE_VL_INHERIT) - set_tsk_thread_flag(task, TIF_SVE_VL_INHERIT); - else - clear_tsk_thread_flag(task, TIF_SVE_VL_INHERIT); + update_tsk_thread_flag(task, TIF_SVE_VL_INHERIT, + flags & PR_SVE_VL_INHERIT); return 0; } @@ -902,7 +900,7 @@ void fpsimd_thread_switch(struct task_struct *next) if (current->mm) task_fpsimd_save(); - if (next->mm) { + if (next->mm) /* * If we are switching to a task whose most recent userland * FPSIMD state is already in the registers of *this* cpu, @@ -910,13 +908,10 @@ void fpsimd_thread_switch(struct task_struct *next) * the TIF_FOREIGN_FPSTATE flag so the state will be loaded * upon the next return to userland. */ - if (__this_cpu_read(fpsimd_last_state.st) == - &next->thread.uw.fpsimd_state - && next->thread.fpsimd_cpu == smp_processor_id()) - clear_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); - else - set_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); - } + update_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE, + __this_cpu_read(fpsimd_last_state.st) != + &next->thread.uw.fpsimd_state || + next->thread.fpsimd_cpu != smp_processor_id()); } void fpsimd_flush_thread(void) -- 2.1.4 _______________________________________________ kvmarm mailing list [email protected] https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
