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powerpc/64: move account_stolen_time into its own function
This will be used by interrupt entry as well. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20210130130852.2952424-38-npiggin@gmail.com
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75b96950fd
commit
2994e1babf
2 changed files with 15 additions and 9 deletions
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@ -87,6 +87,17 @@ static notrace inline void account_cpu_user_exit(void)
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acct->starttime_user = tb;
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}
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static notrace inline void account_stolen_time(void)
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{
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#ifdef CONFIG_PPC_SPLPAR
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if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
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struct lppaca *lp = local_paca->lppaca_ptr;
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if (unlikely(local_paca->dtl_ridx != be64_to_cpu(lp->dtl_idx)))
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accumulate_stolen_time();
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}
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#endif
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}
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#endif /* __KERNEL__ */
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#else /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
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@ -96,5 +107,8 @@ static inline void account_cpu_user_entry(void)
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static inline void account_cpu_user_exit(void)
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{
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}
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static notrace inline void account_stolen_time(void)
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{
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}
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#endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
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#endif /* __POWERPC_CPUTIME_H */
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@ -69,15 +69,7 @@ notrace long system_call_exception(long r3, long r4, long r5,
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account_cpu_user_entry();
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#ifdef CONFIG_PPC_SPLPAR
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if (IS_ENABLED(CONFIG_VIRT_CPU_ACCOUNTING_NATIVE) &&
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firmware_has_feature(FW_FEATURE_SPLPAR)) {
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struct lppaca *lp = local_paca->lppaca_ptr;
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if (unlikely(local_paca->dtl_ridx != be64_to_cpu(lp->dtl_idx)))
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accumulate_stolen_time();
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}
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#endif
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account_stolen_time();
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/*
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* This is not required for the syscall exit path, but makes the
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