Messages in this thread Patch in this message | | | Date | Tue, 14 Jan 2020 19:52:43 +0100 | From | Thomas Gleixner <> | Subject | [patch 06/15] MIPS: vdso: Compile high resolution parts conditionally |
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If neither the R4K nor the GIC timer is enabled in the kernel configuration then let the core VDSO code drop the high resolution parts at compile time.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- arch/mips/include/asm/vdso/gettimeofday.h | 7 +++++++ 1 file changed, 7 insertions(+)
--- a/arch/mips/include/asm/vdso/gettimeofday.h +++ b/arch/mips/include/asm/vdso/gettimeofday.h @@ -199,6 +199,13 @@ static __always_inline u64 __arch_get_hw return cycle_now; } +static inline bool mips_vdso_hres_capable(void) +{ + return IS_ENABLED(CONFIG_CSRC_R4K) || + IS_ENABLED(CONFIG_CLKSRC_MIPS_GIC); +} +#define __arch_vdso_hres_capable mips_vdso_hres_capable + static __always_inline const struct vdso_data *__arch_get_vdso_data(void) { return get_vdso_data();
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