Messages in this thread Patch in this message | | | Date | Tue, 7 Mar 2006 17:59:34 -0800 | From | Ravikiran G Thirumalai <> | Subject | [patch 1/4] net: percpufy frequently used vars -- add percpu_counter_mod_bh |
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Add percpu_counter_mod_bh for using these counters safely from both softirq and process context.
Signed-off by: Pravin B. Shelar <pravins@calsoftinc.com> Signed-off by: Ravikiran G Thirumalai <kiran@scalex86.org> Signed-off by: Shai Fultheim <shai@scalex86.org>
Index: linux-2.6.16-rc5mm3/include/linux/percpu_counter.h =================================================================== --- linux-2.6.16-rc5mm3.orig/include/linux/percpu_counter.h 2006-03-07 15:08:00.000000000 -0800 +++ linux-2.6.16-rc5mm3/include/linux/percpu_counter.h 2006-03-07 15:09:21.000000000 -0800 @@ -11,6 +11,7 @@ #include <linux/smp.h> #include <linux/threads.h> #include <linux/percpu.h> +#include <linux/interrupt.h> #ifdef CONFIG_SMP @@ -110,4 +111,11 @@ static inline void percpu_counter_dec(st percpu_counter_mod(fbc, -1); } +static inline void percpu_counter_mod_bh(struct percpu_counter *fbc, long amount) +{ + local_bh_disable(); + percpu_counter_mod(fbc, amount); + local_bh_enable(); +} + #endif /* _LINUX_PERCPU_COUNTER_H */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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