📄 socklnd_lib-linux.h
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#define DEBUG_PORTAL_ALLOC#ifndef EXPORT_SYMTAB# define EXPORT_SYMTAB#endif#ifndef __LINUX_SOCKNAL_LIB_H__#define __LINUX_SOCKNAL_LIB_H__#ifndef AUTOCONF_INCLUDED#include <linux/config.h>#endif#include <linux/module.h>#include <linux/kernel.h>#include <linux/version.h>#include <linux/mm.h>#include <linux/string.h>#include <linux/stat.h>#include <linux/errno.h>#include <linux/smp_lock.h>#include <linux/unistd.h>#include <net/sock.h>#include <net/tcp.h>#include <linux/uio.h>#include <asm/system.h>#include <asm/uaccess.h>#include <asm/irq.h>#include <linux/init.h>#include <linux/fs.h>#include <linux/file.h>#include <linux/stat.h>#include <linux/list.h>#include <linux/kmod.h>#include <linux/sysctl.h>#include <asm/uaccess.h>#include <asm/segment.h>#include <asm/div64.h>#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))# include <linux/syscalls.h>#endif#include <libcfs/kp30.h>#include <libcfs/linux/portals_compat25.h>#include <linux/crc32.h>static inline __u32 ksocknal_csum(__u32 crc, unsigned char const *p, size_t len){#if 1 return crc32_le(crc, p, len);#else while (len-- > 0) crc = ((crc + 0x100) & ~0xff) | ((crc + *p++) & 0xff) ; return crc;#endif}#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,7))# define SOCKNAL_WSPACE(sk) sk_stream_wspace(sk)# define SOCKNAL_MIN_WSPACE(sk) sk_stream_min_wspace(sk)#else# define SOCKNAL_WSPACE(sk) tcp_wspace(sk)# define SOCKNAL_MIN_WSPACE(sk) (((sk)->sk_sndbuf*8)/10)#endif#ifndef CONFIG_SMPstatic inlineint ksocknal_nsched(void){ return 1;}#else#include <linux/lustre_version.h># if !(defined(CONFIG_X86) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,21))) || defined(CONFIG_X86_64) || ((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) && !defined(CONFIG_X86_HT))static inline intksocknal_nsched(void){ return num_online_cpus();}static inline intksocknal_sched2cpu(int i){ return i;}static inline intksocknal_irqsched2cpu(int i){ return i;}# elsestatic inline intksocknal_nsched(void){ if (smp_num_siblings == 1) return (num_online_cpus()); /* We need to know if this assumption is crap */ LASSERT (smp_num_siblings == 2); return (num_online_cpus()/2);}static inline intksocknal_sched2cpu(int i){ if (smp_num_siblings == 1) return i; return (i * 2);}static inline intksocknal_irqsched2cpu(int i){ return (ksocknal_sched2cpu(i) + 1);}# endif#endif#endif
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