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Signed-off-by: Penny Zheng --- xen/common/perfc.c | 2 ++ xen/include/xen/perfc.h | 8 ++++++++ 2 files changed, 10 insertions(+) diff --git a/xen/common/perfc.c b/xen/common/perfc.c index 8302b7cf6d..0f3b89af2c 100644 --- a/xen/common/perfc.c +++ b/xen/common/perfc.c @@ -149,6 +149,7 @@ void cf_check perfc_reset(unsigned char key) } } +#ifdef CONFIG_SYSCTL static struct xen_sysctl_perfc_desc perfc_d[NR_PERFCTRS]; static xen_sysctl_perfc_val_t *perfc_vals; static unsigned int perfc_nbr_vals; @@ -265,6 +266,7 @@ int perfc_control(struct xen_sysctl_perfc_op *pc) return rc; } +#endif /* CONFIG_SYSCTL */ /* * Local variables: diff --git a/xen/include/xen/perfc.h b/xen/include/xen/perfc.h index bf0eb032f7..6cc8af12d5 100644 --- a/xen/include/xen/perfc.h +++ b/xen/include/xen/perfc.h @@ -5,6 +5,7 @@ #include #include +#include /* * NOTE: new counters must be defined in perfc_defn.h @@ -92,7 +93,14 @@ DECLARE_PER_CPU(perfc_t[NUM_PERFCOUNTERS], perfcounters); #endif struct xen_sysctl_perfc_op; +#ifdef CONFIG_SYSCTL int perfc_control(struct xen_sysctl_perfc_op *pc); +#else +static inline int perfc_control(struct xen_sysctl_perfc_op *pc) +{ + return -EOPNOTSUPP; +} +#endif extern void cf_check perfc_printall(unsigned char key); extern void cf_check perfc_reset(unsigned char key);