-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#define __LIBCFS_LINUX_KP30_H__
-#ifndef AUTOCONF_INCLUDED
-# include <linux/config.h>
-#endif
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/unistd.h>
-#include <asm/system.h>
#include <linux/kmod.h>
#include <linux/notifier.h>
#include <linux/fs.h>
#include <linux/highmem.h>
#include <linux/module.h>
#include <linux/version.h>
-#include <linux/smp_lock.h>
#include <asm/atomic.h>
#include <asm/uaccess.h>
#include <linux/rwsem.h>
#ifdef HAVE_MM_INLINE
# include <linux/mm_inline.h>
#endif
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
-# include <linux/kallsyms.h>
-# include <linux/moduleparam.h>
-#endif
+#include <linux/kallsyms.h>
+#include <linux/moduleparam.h>
#include <linux/scatterlist.h>
#include <libcfs/linux/portals_compat25.h>
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
-#define schedule_work schedule_task
-#define prepare_work(wq,cb,cbdata) \
-do { \
- INIT_TQUEUE((wq), 0, 0); \
- PREPARE_TQUEUE((wq), (cb), (cbdata)); \
-} while (0)
-
-#define PageUptodate Page_Uptodate
-#define our_recalc_sigpending(current) recalc_sigpending(current)
-#define num_online_cpus() smp_num_cpus
-static inline void our_cond_resched(void)
-{
- if (current->need_resched)
- schedule ();
-}
-#define work_struct_t struct tq_struct
-#define cfs_get_work_data(type,field,data) (data)
-#else
-
#ifdef HAVE_3ARGS_INIT_WORK
#define prepare_work(wq,cb,cbdata) \
#endif
+#define cfs_num_online_cpus() num_online_cpus()
#define wait_on_page wait_on_page_locked
#define our_recalc_sigpending(current) recalc_sigpending()
#define strtok(a,b) strpbrk(a, b)
-static inline void our_cond_resched(void)
-{
- cond_resched();
-}
#define work_struct_t struct work_struct
-#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) */
-
#ifdef CONFIG_SMP
#define LASSERT_SPIN_LOCKED(lock) LASSERT(spin_is_locked(lock))
#define LINVRNT_SPIN_LOCKED(lock) LINVRNT(spin_is_locked(lock))
#define LASSERT_SPIN_LOCKED(lock) do {(void)sizeof(lock);} while(0)
#define LINVRNT_SPIN_LOCKED(lock) do {(void)sizeof(lock);} while(0)
#endif
+
#define LASSERT_SEM_LOCKED(sem) LASSERT(down_trylock(sem) != 0)
+#define LASSERT_MUTEX_LOCKED(x) LASSERT(mutex_is_locked(x))
#ifdef HAVE_SEM_COUNT_ATOMIC
#define SEM_COUNT(sem) (atomic_read(&(sem)->count))
/* ------------------------------------------------------------------- */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
-
-#define PORTAL_SYMBOL_REGISTER(x) inter_module_register(#x, THIS_MODULE, &x)
-#define PORTAL_SYMBOL_UNREGISTER(x) inter_module_unregister(#x)
-
-#define PORTAL_SYMBOL_GET(x) ((typeof(&x))inter_module_get(#x))
-#define PORTAL_SYMBOL_PUT(x) inter_module_put(#x)
-
-#define PORTAL_MODULE_USE MOD_INC_USE_COUNT
-#define PORTAL_MODULE_UNUSE MOD_DEC_USE_COUNT
-#else
-
#define PORTAL_SYMBOL_REGISTER(x)
#define PORTAL_SYMBOL_UNREGISTER(x)
#define PORTAL_MODULE_USE try_module_get(THIS_MODULE)
#define PORTAL_MODULE_UNUSE module_put(THIS_MODULE)
-#endif
/******************************************************************************/
/* Module parameter support */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
-# define CFS_MODULE_PARM(name, t, type, perm, desc) \
- MODULE_PARM(name, t);\
- MODULE_PARM_DESC(name, desc)
-
-#else
-# define CFS_MODULE_PARM(name, t, type, perm, desc) \
+#define CFS_MODULE_PARM(name, t, type, perm, desc) \
module_param(name, type, perm);\
MODULE_PARM_DESC(name, desc)
-#endif
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9))
-# define CFS_SYSFS_MODULE_PARM 0 /* no sysfs module parameters */
-#else
-# define CFS_SYSFS_MODULE_PARM 1 /* module parameters accessible via sysfs */
-#endif
+#define CFS_SYSFS_MODULE_PARM 1 /* module parameters accessible via sysfs */
+
/******************************************************************************/
#if (__GNUC__)
# define printf(format, b...) CDEBUG(D_OTHER, format , ## b)
# define time(a) CURRENT_TIME
-#ifndef num_possible_cpus
-#define num_possible_cpus() NR_CPUS
-#endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
-#define i_size_read(a) ((a)->i_size)
-#endif
-
+# define cfs_num_possible_cpus() num_possible_cpus()
+# define cfs_num_present_cpus() num_present_cpus()
/******************************************************************************/
/* Light-weight trace
# if !KLWT_SUPPORT
typedef struct _lwt_page {
- struct list_head lwtp_list;
- struct page *lwtp_page;
- lwt_event_t *lwtp_events;
+ cfs_list_t lwtp_list;
+ struct page *lwtp_page;
+ lwt_event_t *lwtp_events;
} lwt_page_t;
typedef struct {
\
if (cpu->lwtc_current_index >= LWT_EVENTS_PER_PAGE) { \
cpu->lwtc_current_page = \
- list_entry (p->lwtp_list.next, \
- lwt_page_t, lwtp_list); \
+ cfs_list_entry (p->lwtp_list.next, \
+ lwt_page_t, lwtp_list); \
cpu->lwtc_current_index = 0; \
} \
\
extern int lwt_lookup_string (int *size, char *knlptr,
char *usrptr, int usrsize);
extern int lwt_control (int enable, int clear);
-extern int lwt_snapshot (cycles_t *now, int *ncpu, int *total_size,
+extern int lwt_snapshot (cfs_cycles_t *now, int *ncpu, int *total_size,
void *user_ptr, int user_size);
# else /* __KERNEL__ */
# define LWT_EVENT(p1,p2,p3,p4) /* no userland implementation yet */
#define _LWORDSIZE BITS_PER_LONG
-#if defined(HAVE_U64_LONG_LONG)
-# define LPU64 "%Lu"
-# define LPD64 "%Ld"
-# define LPX64 "%#Lx"
+#if (defined(__KERNEL__) && defined(HAVE_KERN__U64_LONG_LONG)) || \
+ (!defined(__KERNEL__) && defined(HAVE_USER__U64_LONG_LONG))
+# define LPU64 "%llu"
+# define LPD64 "%lld"
+# define LPX64 "%#llx"
+# define LPX64i "%llx"
+# define LPO64 "%#llo"
# define LPF64 "L"
#else
# define LPU64 "%lu"
# define LPD64 "%ld"
# define LPX64 "%#lx"
+# define LPX64i "%lx"
+# define LPO64 "%#lo"
# define LPF64 "l"
#endif
*/
# define LPPID "%d"
-#ifdef HAVE_SIZE_T_LONG
-# define LPSZ "%lu"
-#else
-# define LPSZ "%u"
-#endif
-
-#ifdef HAVE_SSIZE_T_LONG
-# define LPSSZ "%ld"
-#else
-# define LPSSZ "%d"
-#endif
-
#ifndef LPU64
# error "No word size defined"
#endif
sg->offset = offset;
sg->length = len;
}
+
+static inline void sg_assign_page(struct scatterlist *sg, struct page *page)
+{
+ sg->page = page;
+}
#endif
+#define cfs_smp_processor_id() smp_processor_id()
+
+#ifndef get_cpu
+# ifdef CONFIG_PREEMPT
+# define cfs_get_cpu() ({ preempt_disable(); smp_processor_id(); })
+# define cfs_put_cpu() preempt_enable()
+# else
+# define cfs_get_cpu() smp_processor_id()
+# define cfs_put_cpu()
+# endif
+#else
+# define cfs_get_cpu() get_cpu()
+# define cfs_put_cpu() put_cpu()
+#endif /* get_cpu & put_cpu */
+
+#ifdef HAVE_SYSCTL_CTLNAME
+#define INIT_CTL_NAME(a) .ctl_name = a,
+#define INIT_STRATEGY(a) .strategy = a,
+#else
+#define INIT_CTL_NAME(a)
+#define INIT_STRATEGY(a)
+#endif
#endif