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37 #define DEBUG_SUBSYSTEM S_LNET
38 #include <linux/module.h>
39 #include <linux/kernel.h>
40 #include <linux/fs_struct.h>
41 #include <linux/sched.h>
43 #include "../../../include/linux/libcfs/libcfs.h"
45 #if defined(CONFIG_KGDB)
46 #include <linux/kgdb.h>
50 cfs_block_allsigs(void)
55 spin_lock_irqsave(¤t->sighand->siglock, flags);
56 old = current->blocked;
57 sigfillset(¤t->blocked);
59 spin_unlock_irqrestore(¤t->sighand->siglock, flags);
63 EXPORT_SYMBOL(cfs_block_allsigs);
65 sigset_t cfs_block_sigs(unsigned long sigs)
70 spin_lock_irqsave(¤t->sighand->siglock, flags);
71 old = current->blocked;
72 sigaddsetmask(¤t->blocked, sigs);
74 spin_unlock_irqrestore(¤t->sighand->siglock, flags);
77 EXPORT_SYMBOL(cfs_block_sigs);
79 /* Block all signals except for the @sigs */
80 sigset_t cfs_block_sigsinv(unsigned long sigs)
85 spin_lock_irqsave(¤t->sighand->siglock, flags);
86 old = current->blocked;
87 sigaddsetmask(¤t->blocked, ~sigs);
89 spin_unlock_irqrestore(¤t->sighand->siglock, flags);
93 EXPORT_SYMBOL(cfs_block_sigsinv);
96 cfs_restore_sigs(sigset_t old)
100 spin_lock_irqsave(¤t->sighand->siglock, flags);
101 current->blocked = old;
103 spin_unlock_irqrestore(¤t->sighand->siglock, flags);
105 EXPORT_SYMBOL(cfs_restore_sigs);
108 cfs_clear_sigpending(void)
112 spin_lock_irqsave(¤t->sighand->siglock, flags);
113 clear_tsk_thread_flag(current, TIF_SIGPENDING);
114 spin_unlock_irqrestore(¤t->sighand->siglock, flags);
116 EXPORT_SYMBOL(cfs_clear_sigpending);