e3dd9a52cb
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
74 lines
1.4 KiB
C
74 lines
1.4 KiB
C
/*
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* linux/include/linux/sunrpc/debug.h
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*
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* Debugging support for sunrpc module
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*
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* Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
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*/
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#ifndef _LINUX_SUNRPC_DEBUG_H_
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#define _LINUX_SUNRPC_DEBUG_H_
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#include <uapi/linux/sunrpc/debug.h>
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/*
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* Enable RPC debugging/profiling.
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*/
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#ifdef CONFIG_SUNRPC_DEBUG
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#define RPC_DEBUG
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#endif
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#ifdef CONFIG_TRACEPOINTS
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#define RPC_TRACEPOINTS
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#endif
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/* #define RPC_PROFILE */
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/*
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* Debugging macros etc
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*/
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#ifdef RPC_DEBUG
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extern unsigned int rpc_debug;
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extern unsigned int nfs_debug;
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extern unsigned int nfsd_debug;
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extern unsigned int nlm_debug;
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#endif
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#define dprintk(args...) dfprintk(FACILITY, ## args)
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#define dprintk_rcu(args...) dfprintk_rcu(FACILITY, ## args)
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#undef ifdebug
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#ifdef RPC_DEBUG
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# define ifdebug(fac) if (unlikely(rpc_debug & RPCDBG_##fac))
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# define dfprintk(fac, args...) \
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do { \
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ifdebug(fac) \
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printk(KERN_DEFAULT args); \
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} while (0)
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# define dfprintk_rcu(fac, args...) \
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do { \
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ifdebug(fac) { \
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rcu_read_lock(); \
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printk(KERN_DEFAULT args); \
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rcu_read_unlock(); \
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} \
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} while (0)
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# define RPC_IFDEBUG(x) x
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#else
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# define ifdebug(fac) if (0)
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# define dfprintk(fac, args...) do {} while (0)
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# define dfprintk_rcu(fac, args...) do {} while (0)
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# define RPC_IFDEBUG(x)
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#endif
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/*
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* Sysctl interface for RPC debugging
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*/
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#ifdef RPC_DEBUG
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void rpc_register_sysctl(void);
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void rpc_unregister_sysctl(void);
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#endif
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#endif /* _LINUX_SUNRPC_DEBUG_H_ */
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