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-rw-r--r--include/linux/binfmts.h2
-rw-r--r--include/linux/compat.h4
-rw-r--r--include/linux/coredump.h4
-rw-r--r--include/linux/lsm_hooks.h4
-rw-r--r--include/linux/posix-timers.h2
-rw-r--r--include/linux/ptrace.h2
-rw-r--r--include/linux/sched.h2
-rw-r--r--include/linux/sched/signal.h18
-rw-r--r--include/linux/security.h6
-rw-r--r--include/linux/signal.h15
-rw-r--r--include/linux/signal_types.h11
11 files changed, 39 insertions, 31 deletions
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index c05f24fac4f6..e9f5fe69df31 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -78,7 +78,7 @@ struct linux_binprm {
/* Function parameter for binfmt->coredump */
struct coredump_params {
- const siginfo_t *siginfo;
+ const kernel_siginfo_t *siginfo;
struct pt_regs *regs;
struct file *file;
unsigned long limit;
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 1a3c4f37e908..4565d65b1776 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -452,8 +452,8 @@ long compat_get_bitmap(unsigned long *mask, const compat_ulong_t __user *umask,
unsigned long bitmap_size);
long compat_put_bitmap(compat_ulong_t __user *umask, unsigned long *mask,
unsigned long bitmap_size);
-int copy_siginfo_from_user32(siginfo_t *to, const struct compat_siginfo __user *from);
-int copy_siginfo_to_user32(struct compat_siginfo __user *to, const siginfo_t *from);
+int copy_siginfo_from_user32(kernel_siginfo_t *to, const struct compat_siginfo __user *from);
+int copy_siginfo_to_user32(struct compat_siginfo __user *to, const kernel_siginfo_t *from);
int get_compat_sigevent(struct sigevent *event,
const struct compat_sigevent __user *u_event);
diff --git a/include/linux/coredump.h b/include/linux/coredump.h
index 207aed96a5b7..abf4b4e65dbb 100644
--- a/include/linux/coredump.h
+++ b/include/linux/coredump.h
@@ -17,9 +17,9 @@ extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
extern int dump_align(struct coredump_params *cprm, int align);
extern void dump_truncate(struct coredump_params *cprm);
#ifdef CONFIG_COREDUMP
-extern void do_coredump(const siginfo_t *siginfo);
+extern void do_coredump(const kernel_siginfo_t *siginfo);
#else
-static inline void do_coredump(const siginfo_t *siginfo) {}
+static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
#endif
#endif /* _LINUX_COREDUMP_H */
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 97a020c616ad..bb40f6d34163 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -672,7 +672,7 @@
* Return 0 if permission is granted.
* @task_kill:
* Check permission before sending signal @sig to @p. @info can be NULL,
- * the constant 1, or a pointer to a siginfo structure. If @info is 1 or
+ * the constant 1, or a pointer to a kernel_siginfo structure. If @info is 1 or
* SI_FROMKERNEL(info) is true, then the signal should be viewed as coming
* from the kernel and should typically be permitted.
* SIGIO signals are handled separately by the send_sigiotask hook in
@@ -1606,7 +1606,7 @@ union security_list_options {
int (*task_setscheduler)(struct task_struct *p);
int (*task_getscheduler)(struct task_struct *p);
int (*task_movememory)(struct task_struct *p);
- int (*task_kill)(struct task_struct *p, struct siginfo *info,
+ int (*task_kill)(struct task_struct *p, struct kernel_siginfo *info,
int sig, const struct cred *cred);
int (*task_prctl)(int option, unsigned long arg2, unsigned long arg3,
unsigned long arg4, unsigned long arg5);
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index ee7e987ea1b4..e96581ca7c9d 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -126,5 +126,5 @@ void set_process_cpu_timer(struct task_struct *task, unsigned int clock_idx,
void update_rlimit_cpu(struct task_struct *task, unsigned long rlim_new);
-void posixtimer_rearm(struct siginfo *info);
+void posixtimer_rearm(struct kernel_siginfo *info);
#endif
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 1de2235511c8..d19a795100da 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -341,7 +341,7 @@ extern void user_single_step_report(struct pt_regs *regs);
#else
static inline void user_single_step_report(struct pt_regs *regs)
{
- siginfo_t info;
+ kernel_siginfo_t info;
clear_siginfo(&info);
info.si_signo = SIGTRAP;
info.si_errno = 0;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 977cb57d7bc9..2ba88082e1ef 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -960,7 +960,7 @@ struct task_struct {
/* Ptrace state: */
unsigned long ptrace_message;
- siginfo_t *last_siginfo;
+ kernel_siginfo_t *last_siginfo;
struct task_io_accounting ioac;
#ifdef CONFIG_TASK_XACCT
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index 9e07f3521549..13789d10a50e 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -270,12 +270,12 @@ static inline int signal_group_exit(const struct signal_struct *sig)
extern void flush_signals(struct task_struct *);
extern void ignore_signals(struct task_struct *);
extern void flush_signal_handlers(struct task_struct *, int force_default);
-extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info);
+extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, kernel_siginfo_t *info);
static inline int kernel_dequeue_signal(void)
{
struct task_struct *tsk = current;
- siginfo_t __info;
+ kernel_siginfo_t __info;
int ret;
spin_lock_irq(&tsk->sighand->siglock);
@@ -322,12 +322,12 @@ int force_sig_pkuerr(void __user *addr, u32 pkey);
int force_sig_ptrace_errno_trap(int errno, void __user *addr);
-extern int send_sig_info(int, struct siginfo *, struct task_struct *);
+extern int send_sig_info(int, struct kernel_siginfo *, struct task_struct *);
extern void force_sigsegv(int sig, struct task_struct *p);
-extern int force_sig_info(int, struct siginfo *, struct task_struct *);
-extern int __kill_pgrp_info(int sig, struct siginfo *info, struct pid *pgrp);
-extern int kill_pid_info(int sig, struct siginfo *info, struct pid *pid);
-extern int kill_pid_info_as_cred(int, struct siginfo *, struct pid *,
+extern int force_sig_info(int, struct kernel_siginfo *, struct task_struct *);
+extern int __kill_pgrp_info(int sig, struct kernel_siginfo *info, struct pid *pgrp);
+extern int kill_pid_info(int sig, struct kernel_siginfo *info, struct pid *pid);
+extern int kill_pid_info_as_cred(int, struct kernel_siginfo *, struct pid *,
const struct cred *);
extern int kill_pgrp(struct pid *pid, int sig, int priv);
extern int kill_pid(struct pid *pid, int sig, int priv);
@@ -475,8 +475,8 @@ static inline int kill_cad_pid(int sig, int priv)
}
/* These can be the second arg to send_sig_info/send_group_sig_info. */
-#define SEND_SIG_NOINFO ((struct siginfo *) 0)
-#define SEND_SIG_PRIV ((struct siginfo *) 1)
+#define SEND_SIG_NOINFO ((struct kernel_siginfo *) 0)
+#define SEND_SIG_PRIV ((struct kernel_siginfo *) 1)
/*
* True if we are on the alternate signal stack.
diff --git a/include/linux/security.h b/include/linux/security.h
index 75f4156c84d7..d170a5b031f3 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -35,7 +35,7 @@
struct linux_binprm;
struct cred;
struct rlimit;
-struct siginfo;
+struct kernel_siginfo;
struct sembuf;
struct kern_ipc_perm;
struct audit_context;
@@ -361,7 +361,7 @@ int security_task_setrlimit(struct task_struct *p, unsigned int resource,
int security_task_setscheduler(struct task_struct *p);
int security_task_getscheduler(struct task_struct *p);
int security_task_movememory(struct task_struct *p);
-int security_task_kill(struct task_struct *p, struct siginfo *info,
+int security_task_kill(struct task_struct *p, struct kernel_siginfo *info,
int sig, const struct cred *cred);
int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
unsigned long arg4, unsigned long arg5);
@@ -1020,7 +1020,7 @@ static inline int security_task_movememory(struct task_struct *p)
}
static inline int security_task_kill(struct task_struct *p,
- struct siginfo *info, int sig,
+ struct kernel_siginfo *info, int sig,
const struct cred *cred)
{
return 0;
diff --git a/include/linux/signal.h b/include/linux/signal.h
index de94c159bfb0..70031b10b918 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -11,18 +11,19 @@ struct task_struct;
/* for sysctl */
extern int print_fatal_signals;
-static inline void copy_siginfo(struct siginfo *to, const struct siginfo *from)
+static inline void copy_siginfo(kernel_siginfo_t *to,
+ const kernel_siginfo_t *from)
{
memcpy(to, from, sizeof(*to));
}
-static inline void clear_siginfo(struct siginfo *info)
+static inline void clear_siginfo(kernel_siginfo_t *info)
{
memset(info, 0, sizeof(*info));
}
-int copy_siginfo_to_user(struct siginfo __user *to, const struct siginfo *from);
-int copy_siginfo_from_user(struct siginfo *to, const struct siginfo __user *from);
+int copy_siginfo_to_user(siginfo_t __user *to, const kernel_siginfo_t *from);
+int copy_siginfo_from_user(kernel_siginfo_t *to, const siginfo_t __user *from);
enum siginfo_layout {
SIL_KILL,
@@ -258,11 +259,11 @@ struct pt_regs;
enum pid_type;
extern int next_signal(struct sigpending *pending, sigset_t *mask);
-extern int do_send_sig_info(int sig, struct siginfo *info,
+extern int do_send_sig_info(int sig, struct kernel_siginfo *info,
struct task_struct *p, enum pid_type type);
-extern int group_send_sig_info(int sig, struct siginfo *info,
+extern int group_send_sig_info(int sig, struct kernel_siginfo *info,
struct task_struct *p, enum pid_type type);
-extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *);
+extern int __group_send_sig_info(int, struct kernel_siginfo *, struct task_struct *);
extern int sigprocmask(int, sigset_t *, sigset_t *);
extern void set_current_blocked(sigset_t *);
extern void __set_current_blocked(const sigset_t *);
diff --git a/include/linux/signal_types.h b/include/linux/signal_types.h
index 222ae696000b..2a40a9c5e4ad 100644
--- a/include/linux/signal_types.h
+++ b/include/linux/signal_types.h
@@ -9,6 +9,13 @@
#include <linux/list.h>
#include <uapi/linux/signal.h>
+typedef struct kernel_siginfo {
+ union {
+ __SIGINFO;
+ int _si_pad[SI_MAX_SIZE/sizeof(int)];
+ };
+} kernel_siginfo_t;
+
/*
* Real Time signals may be queued.
*/
@@ -16,7 +23,7 @@
struct sigqueue {
struct list_head list;
int flags;
- siginfo_t info;
+ kernel_siginfo_t info;
struct user_struct *user;
};
@@ -60,7 +67,7 @@ struct old_sigaction {
struct ksignal {
struct k_sigaction ka;
- siginfo_t info;
+ kernel_siginfo_t info;
int sig;
};
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