+++ /dev/null
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
- * Copyright (c) 2002, 2003 Cluster File Systems, Inc.
- *
- * This file is part of Lustre, http://www.lustre.org.
- */
-
-#define DEBUG_SUBSYSTEM S_LNET
-#ifndef AUTOCONF_INCLUDED
-#include <linux/config.h>
-#endif
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <libcfs/libcfs.h>
-
-#if defined(CONFIG_KGDB)
-#include <asm/kgdb.h>
-#endif
-
-void cfs_enter_debugger(void)
-{
-#if defined(CONFIG_KGDB)
- BREAKPOINT();
-#elif defined(__arch_um__)
- asm("int $3");
-#else
- /* nothing */
-#endif
-}
-
-void cfs_daemonize(char *str) {
- unsigned long flags;
-
- lock_kernel();
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,63))
- daemonize(str);
-#else
- daemonize();
- exit_files(current);
- reparent_to_init();
- snprintf (current->comm, sizeof (current->comm), "%s", str);
-#endif
- SIGNAL_MASK_LOCK(current, flags);
- sigfillset(¤t->blocked);
- RECALC_SIGPENDING;
- SIGNAL_MASK_UNLOCK(current, flags);
- unlock_kernel();
-}
-
-int cfs_daemonize_ctxt(char *str) {
- struct task_struct *tsk = current;
- struct fs_struct *fs = NULL;
-
- cfs_daemonize(str);
- fs = copy_fs_struct(tsk->fs);
- if (fs == NULL)
- return -ENOMEM;
- exit_fs(tsk);
- tsk->fs = fs;
- return 0;
-}
-
-
-sigset_t
-cfs_get_blockedsigs(void)
-{
- unsigned long flags;
- sigset_t old;
-
- SIGNAL_MASK_LOCK(current, flags);
- old = current->blocked;
- SIGNAL_MASK_UNLOCK(current, flags);
- return old;
-}
-
-sigset_t
-cfs_block_allsigs(void)
-{
- unsigned long flags;
- sigset_t old;
-
- SIGNAL_MASK_LOCK(current, flags);
- old = current->blocked;
- sigfillset(¤t->blocked);
- RECALC_SIGPENDING;
- SIGNAL_MASK_UNLOCK(current, flags);
-
- return old;
-}
-
-sigset_t
-cfs_block_sigs(sigset_t bits)
-{
- unsigned long flags;
- sigset_t old;
-
- SIGNAL_MASK_LOCK(current, flags);
- old = current->blocked;
- current->blocked = bits;
- RECALC_SIGPENDING;
- SIGNAL_MASK_UNLOCK(current, flags);
- return old;
-}
-
-void
-cfs_restore_sigs (cfs_sigset_t old)
-{
- unsigned long flags;
-
- SIGNAL_MASK_LOCK(current, flags);
- current->blocked = old;
- RECALC_SIGPENDING;
- SIGNAL_MASK_UNLOCK(current, flags);
-}
-
-int
-cfs_signal_pending(void)
-{
- return signal_pending(current);
-}
-
-void
-cfs_clear_sigpending(void)
-{
- unsigned long flags;
-
- SIGNAL_MASK_LOCK(current, flags);
- CLEAR_SIGPENDING;
- SIGNAL_MASK_UNLOCK(current, flags);
-}
-
-int
-libcfs_arch_init(void)
-{
- return 0;
-}
-
-void
-libcfs_arch_cleanup(void)
-{
- return;
-}
-
-EXPORT_SYMBOL(libcfs_arch_init);
-EXPORT_SYMBOL(libcfs_arch_cleanup);
-EXPORT_SYMBOL(cfs_daemonize);
-EXPORT_SYMBOL(cfs_daemonize_ctxt);
-EXPORT_SYMBOL(cfs_block_allsigs);
-EXPORT_SYMBOL(cfs_block_sigs);
-EXPORT_SYMBOL(cfs_get_blockedsigs);
-EXPORT_SYMBOL(cfs_restore_sigs);
-EXPORT_SYMBOL(cfs_signal_pending);
-EXPORT_SYMBOL(cfs_clear_sigpending);