diff options
| author | David S. Miller <davem@davemloft.net> | 2019-09-15 14:17:27 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-09-15 14:17:27 +0200 |
| commit | aa2eaa8c272a3211dec07ce9c6c863a7e355c10e (patch) | |
| tree | 8454a23d36b2ff36133c276ee0ba80eabc00850e /arch/powerpc/kernel/process.c | |
| parent | a3d3c74da49c65fc63a937fa559186b0e16adca3 (diff) | |
| parent | 1609d7604b847a9820e63393d1a3b6cac7286d40 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor overlapping changes in the btusb and ixgbe drivers.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 8fc4de0d22b4..7a84c9f1778e 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -101,21 +101,8 @@ static void check_if_tm_restore_required(struct task_struct *tsk) } } -static bool tm_active_with_fp(struct task_struct *tsk) -{ - return MSR_TM_ACTIVE(tsk->thread.regs->msr) && - (tsk->thread.ckpt_regs.msr & MSR_FP); -} - -static bool tm_active_with_altivec(struct task_struct *tsk) -{ - return MSR_TM_ACTIVE(tsk->thread.regs->msr) && - (tsk->thread.ckpt_regs.msr & MSR_VEC); -} #else static inline void check_if_tm_restore_required(struct task_struct *tsk) { } -static inline bool tm_active_with_fp(struct task_struct *tsk) { return false; } -static inline bool tm_active_with_altivec(struct task_struct *tsk) { return false; } #endif /* CONFIG_PPC_TRANSACTIONAL_MEM */ bool strict_msr_control; @@ -252,7 +239,7 @@ EXPORT_SYMBOL(enable_kernel_fp); static int restore_fp(struct task_struct *tsk) { - if (tsk->thread.load_fp || tm_active_with_fp(tsk)) { + if (tsk->thread.load_fp) { load_fp_state(¤t->thread.fp_state); current->thread.load_fp++; return 1; @@ -334,8 +321,7 @@ EXPORT_SYMBOL_GPL(flush_altivec_to_thread); static int restore_altivec(struct task_struct *tsk) { - if (cpu_has_feature(CPU_FTR_ALTIVEC) && - (tsk->thread.load_vec || tm_active_with_altivec(tsk))) { + if (cpu_has_feature(CPU_FTR_ALTIVEC) && (tsk->thread.load_vec)) { load_vr_state(&tsk->thread.vr_state); tsk->thread.used_vr = 1; tsk->thread.load_vec++; @@ -497,13 +483,14 @@ void giveup_all(struct task_struct *tsk) if (!tsk->thread.regs) return; + check_if_tm_restore_required(tsk); + usermsr = tsk->thread.regs->msr; if ((usermsr & msr_all_available) == 0) return; msr_check_and_set(msr_all_available); - check_if_tm_restore_required(tsk); WARN_ON((usermsr & MSR_VSX) && !((usermsr & MSR_FP) && (usermsr & MSR_VEC))); |