summaryrefslogtreecommitdiff
path: root/arch/um/include/kern_util.h
diff options
context:
space:
mode:
authorLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
committerLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
commit292dd876ee765c478b27c93cc51e93a558ed58bf (patch)
tree5b740e93253295baee2a9c414a6c66d03d44a9ef /arch/um/include/kern_util.h
parentd4ec6c7cc9a15a7a529719bc3b84f46812f9842e (diff)
parent9fdb62af92c741addbea15545f214a6e89460865 (diff)
Pull release into acpica branch
Diffstat (limited to 'arch/um/include/kern_util.h')
-rw-r--r--arch/um/include/kern_util.h23
1 files changed, 19 insertions, 4 deletions
diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h
index e5fec5570199..c649108a9e9f 100644
--- a/arch/um/include/kern_util.h
+++ b/arch/um/include/kern_util.h
@@ -1,4 +1,4 @@
-/*
+/*
* Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
@@ -10,6 +10,19 @@
#include "sysdep/ptrace.h"
#include "sysdep/faultinfo.h"
+typedef void (*kern_hndl)(int, union uml_pt_regs *);
+
+struct kern_handlers {
+ kern_hndl relay_signal;
+ kern_hndl winch;
+ kern_hndl bus_handler;
+ kern_hndl page_fault;
+ kern_hndl sigio_handler;
+ kern_hndl timer_handler;
+};
+
+extern struct kern_handlers handlinfo_kern;
+
extern int ncpus;
extern char *linux_prog;
extern char *gdb_init;
@@ -51,8 +64,6 @@ extern void timer_handler(int sig, union uml_pt_regs *regs);
extern int set_signals(int enable);
extern void force_sigbus(void);
extern int pid_to_processor_id(int pid);
-extern void block_signals(void);
-extern void unblock_signals(void);
extern void deliver_signals(void *t);
extern int next_syscall_index(int max);
extern int next_trap_index(int max);
@@ -109,9 +120,13 @@ extern void machine_halt(void);
extern int is_syscall(unsigned long addr);
extern void arch_switch(void);
extern void free_irq(unsigned int, void *);
-extern int um_in_interrupt(void);
extern int cpu(void);
+/* Are we disallowed to sleep? Used to choose between GFP_KERNEL and GFP_ATOMIC. */
+extern int __cant_sleep(void);
+extern void segv_handler(int sig, union uml_pt_regs *regs);
+extern void sigio_handler(int sig, union uml_pt_regs *regs);
+
#endif
/*