| From | "Alastair D'Silva" <> | Subject | [PATCH 2/7] powerpc: Use TIDR CPU feature to control TIDR allocation | Date | Tue, 17 Apr 2018 12:09:45 +1000 |
| |
From: Alastair D'Silva <alastair@d-silva.org>
Switch the use of TIDR on it's CPU feature, rather than assuming it is available based on architecture.
Signed-off-by: Alastair D'Silva <alastair@d-silva.org> --- arch/powerpc/kernel/process.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 1237f13fed51..a3e0a3e06d5a 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1570,7 +1570,7 @@ void clear_thread_tidr(struct task_struct *t) if (!t->thread.tidr) return; - if (!cpu_has_feature(CPU_FTR_ARCH_300)) { + if (!cpu_has_feature(CPU_FTR_P9_TIDR)) { WARN_ON_ONCE(1); return; } @@ -1593,7 +1593,7 @@ int set_thread_tidr(struct task_struct *t) { int rc; - if (!cpu_has_feature(CPU_FTR_ARCH_300)) + if (!cpu_has_feature(CPU_FTR_P9_TIDR)) return -EINVAL; if (t != current) -- 2.14.3
|