Merge samba.org:/scratch/anton/tmp3 into samba.org:/scratch/anton/export

arch/ppc64/kernel/sys_ppc32.c

@@ -1243,16 +1243,19 @@ asmlinkage long sys32_settimeofday(struct compat_timeval *tv, struct timezone *t
 }
 
 
-struct msgbuf32 { s32 mtype; char mtext[1]; };
+struct msgbuf32 {
+	compat_long_t mtype; 
+	char mtext[1];
+};
 
 struct semid_ds32 {
 	struct ipc_perm sem_perm;
 	compat_time_t sem_otime;
 	compat_time_t sem_ctime;
-	u32 sem_base;
-	u32 sem_pending;
-	u32 sem_pending_last;
-	u32 undo;
+	compat_uptr_t sem_base;
+	compat_uptr_t sem_pending;
+	compat_uptr_t sem_pending_last;
+	compat_uptr_t undo;
 	unsigned short sem_nsems;
 };
 
@@ -1262,21 +1265,20 @@ struct semid64_ds32 {
 	compat_time_t sem_otime;
 	unsigned int __unused2;
 	compat_time_t sem_ctime;
-	u32 sem_nsems;
-	u32 __unused3;
-	u32 __unused4;
+	compat_ulong_t sem_nsems;
+	compat_ulong_t __unused3;
+	compat_ulong_t __unused4;
 };
 
-struct msqid_ds32
-{
+struct msqid_ds32 {
 	struct ipc_perm msg_perm;
-	u32 msg_first;
-	u32 msg_last;
+	compat_uptr_t msg_first;
+	compat_uptr_t msg_last;
 	compat_time_t msg_stime;
 	compat_time_t msg_rtime;
 	compat_time_t msg_ctime;
-	u32 msg_lcbytes;
-	u32 msg_lqbytes;
+	compat_ulong_t msg_lcbytes;
+	compat_ulong_t msg_lqbytes;
 	unsigned short msg_cbytes;
 	unsigned short msg_qnum;
 	unsigned short msg_qbytes;
@@ -1292,13 +1294,13 @@ struct msqid64_ds32 {
 	compat_time_t msg_rtime;
 	unsigned int __unused3;
 	compat_time_t msg_ctime;
-	unsigned int msg_cbytes;
-	unsigned int msg_qnum;
-	unsigned int msg_qbytes;
+	compat_ulong_t msg_cbytes;
+	compat_ulong_t msg_qnum;
+	compat_ulong_t msg_qbytes;
 	compat_pid_t msg_lspid;
 	compat_pid_t msg_lrpid;
-	unsigned int __unused4;
-	unsigned int __unused5;
+	compat_ulong_t __unused4;
+	compat_ulong_t __unused5;
 };
 
 struct shmid_ds32 {
@@ -1311,8 +1313,8 @@ struct shmid_ds32 {
 	compat_ipc_pid_t shm_lpid;
 	unsigned short shm_nattch;
 	unsigned short __unused;
-	unsigned int __unused2;
-	unsigned int __unused3;
+	compat_uptr_t __unused2;
+	compat_uptr_t __unused3;
 };
 
 struct shmid64_ds32 {
@@ -1327,9 +1329,9 @@ struct shmid64_ds32 {
 	compat_size_t shm_segsz;
 	compat_pid_t shm_cpid;
 	compat_pid_t shm_lpid;
-	unsigned int shm_nattch;
-	unsigned int __unused5;
-	unsigned int __unused6;
+	compat_ulong_t shm_nattch;
+	compat_ulong_t __unused5;
+	compat_ulong_t __unused6;
 };
 
 /*
@@ -1350,7 +1352,7 @@ static long do_sys32_semctl(int first, int second, int third, void *uptr)
 	err = -EFAULT;
 	if (get_user(pad, (u32 *)uptr))
 		return err;
-	if (third == SETVAL)
+	if ((third & ~IPC_64) == SETVAL)
 		fourth.val = (int)pad;
 	else
 		fourth.__pad = (void *)A(pad);

arch/ppc64/kernel/syscalls.c

 /*
- * linux/arch/ppc/kernel/sys_ppc.c
+ * linux/arch/ppc64/kernel/sys_ppc.c
  *
  *  PowerPC version 
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
@@ -40,7 +40,6 @@
 #include <asm/uaccess.h>
 #include <asm/ipc.h>
 #include <asm/semaphore.h>
-#include <asm/ppcdebug.h>
 #include <asm/time.h>
 
 extern unsigned long wall_jiffies;
@@ -79,6 +78,7 @@ sys_ipc (uint call, int first, int second, long third, void *ptr, long fifth)
 	case SEMCTL: {
 		union semun fourth;
 
+		ret = -EINVAL;
 		if (!ptr)
 			break;
 		if ((ret = get_user(fourth.__pad, (void **)ptr)))
@@ -94,6 +94,7 @@ sys_ipc (uint call, int first, int second, long third, void *ptr, long fifth)
 		case 0: {
 			struct ipc_kludge tmp;
 
+			ret = -EINVAL;
 			if (!ptr)
 				break;
 			if ((ret = copy_from_user(&tmp,
@@ -127,6 +128,7 @@ sys_ipc (uint call, int first, int second, long third, void *ptr, long fifth)
 			break;
 		}
 		case 1:	/* iBCS2 emulator entry point */
+			ret = -EINVAL;
 			if (!segment_eq(get_fs(), get_ds()))
 				break;
 			ret = sys_shmat (first, (char *) ptr, second,

include/asm-ppc64/uaccess.h

@@ -132,6 +132,7 @@ extern long __put_user_bad(void);
 
 #define __put_user_size(x,ptr,size,retval,errret)			\
 do {									\
+	might_sleep();							\
 	retval = 0;							\
 	switch (size) {							\
 	  case 1: __put_user_asm(x,ptr,retval,"stb",errret); break;	\
@@ -185,6 +186,7 @@ extern long __get_user_bad(void);
 
 #define __get_user_size(x,ptr,size,retval,errret)			\
 do {									\
+	might_sleep();							\
 	retval = 0;							\
 	switch (size) {							\
 	  case 1: __get_user_asm(x,ptr,retval,"lbz",errret); break;	\
@@ -220,6 +222,7 @@ extern unsigned long __copy_tofrom_user(void *to, const void *from,
 static inline unsigned long
 __copy_from_user(void *to, const void __user *from, unsigned long n)
 {
+	might_sleep();
 	if (__builtin_constant_p(n)) {
 		unsigned long ret;
 
@@ -244,6 +247,7 @@ __copy_from_user(void *to, const void __user *from, unsigned long n)
 static inline unsigned long
 __copy_to_user(void __user *to, const void *from, unsigned long n)
 {
+	might_sleep();
 	if (__builtin_constant_p(n)) {
 		unsigned long ret;
 
@@ -289,6 +293,7 @@ copy_to_user(void *to, const void *from, unsigned long n)
 static inline unsigned long
 copy_in_user(void *to, const void *from, unsigned long n)
 {
+	might_sleep();
 	if (likely(access_ok(VERIFY_READ, from, n) &&
 	    access_ok(VERIFY_WRITE, to, n)))
 		n =__copy_tofrom_user(to, from, n);
@@ -300,6 +305,7 @@ extern unsigned long __clear_user(void *addr, unsigned long size);
 static inline unsigned long
 clear_user(void *addr, unsigned long size)
 {
+	might_sleep();
 	if (likely(access_ok(VERIFY_WRITE, addr, size)))
 		size = __clear_user(addr, size);
 	return size;
@@ -310,6 +316,7 @@ extern int __strncpy_from_user(char *dst, const char *src, long count);
 static inline long
 strncpy_from_user(char *dst, const char *src, long count)
 {
+	might_sleep();
 	if (likely(access_ok(VERIFY_READ, src, 1)))
 		return __strncpy_from_user(dst, src, count);
 	return -EFAULT;
@@ -329,6 +336,7 @@ extern int __strnlen_user(const char *str, long len);
  */
 static inline int strnlen_user(const char *str, long len)
 {
+	might_sleep();
 	if (likely(access_ok(VERIFY_READ, str, 1)))
 		return __strnlen_user(str, len);
 	return 0;