Merge nuts.ninka.net:/home/davem/src/BK/sparcwork-2.5

into nuts.ninka.net:/home/davem/src/BK/sparc-2.5

arch/sparc/kernel/sys_sparc.c

@@ -123,7 +123,10 @@ asmlinkage int sys_ipc (uint call, int first, int second, int third, void __user
 	if (call <= SEMCTL)
 		switch (call) {
 		case SEMOP:
-			err = sys_semop (first, (struct sembuf __user *)ptr, second);
+			err = sys_semtimedop (first, (struct sembuf __user *)ptr, second, NULL);
+			goto out;
+		case SEMTIMEDOP:
+			err = sys_semtimedop (first, (struct sembuf __user *)ptr, second, (const struct timespec __user *) fifth);
 			goto out;
 		case SEMGET:
 			err = sys_semget (first, second, third);

arch/sparc64/kernel/sys_sparc.c

@@ -182,7 +182,10 @@ asmlinkage int sys_ipc (unsigned call, int first, int second, unsigned long thir
 	if (call <= SEMCTL)
 		switch (call) {
 		case SEMOP:
-			err = sys_semop (first, (struct sembuf *)ptr, second);
+			err = sys_semtimedop (first, (struct sembuf *)ptr, second, NULL);
+			goto out;
+		case SEMTIMEDOP:
+			err = sys_semtimedop (first, (struct sembuf *)ptr, second, (const struct timespec *) fifth);
 			goto out;
 		case SEMGET:
 			err = sys_semget (first, second, (int)third);

arch/sparc64/kernel/sys_sparc32.c

@@ -480,7 +480,7 @@ static int do_sys32_semctl(int first, int second, int third, void *uptr)
 
 static int do_sys32_msgsnd (int first, int second, int third, void *uptr)
 {
-	struct msgbuf *p = kmalloc (second + sizeof (struct msgbuf) + 4, GFP_USER);
+	struct msgbuf *p = kmalloc (second + sizeof (struct msgbuf), GFP_USER);
 	struct msgbuf32 *up = (struct msgbuf32 *)uptr;
 	mm_segment_t old_fs;
 	int err;
@@ -522,12 +522,12 @@ static int do_sys32_msgrcv (int first, int second, int msgtyp, int third,
 		msgtyp = ipck.msgtyp;
 	}
 	err = -ENOMEM;
-	p = kmalloc (second + sizeof (struct msgbuf) + 4, GFP_USER);
+	p = kmalloc (second + sizeof (struct msgbuf), GFP_USER);
 	if (!p)
 		goto out;
 	old_fs = get_fs ();
 	set_fs (KERNEL_DS);
-	err = sys_msgrcv (first, p, second + 4, msgtyp, third);
+	err = sys_msgrcv (first, p, second, msgtyp, third);
 	set_fs (old_fs);
 	if (err < 0)
 		goto free_then_out;
@@ -736,6 +736,22 @@ static int do_sys32_shmctl (int first, int second, void *uptr)
 	return err;
 }
 
+static int sys32_semtimedop(int semid, struct sembuf *tsems, int nsems,
+			    const struct compat_timespec *timeout32)
+{
+	struct compat_timespec t32;
+	struct timespec *t64 = compat_alloc_user_space(sizeof(*t64));
+
+	if (copy_from_user(&t32, timeout32, sizeof(t32)))
+		return -EFAULT;
+
+	if (put_user(t32.tv_sec, &t64->tv_sec) ||
+	    put_user(t32.tv_nsec, &t64->tv_nsec))
+		return -EFAULT;
+
+	return sys_semtimedop(semid, tsems, nsems, t64);
+}
+
 asmlinkage int sys32_ipc (u32 call, int first, int second, int third, u32 ptr, u32 fifth)
 {
 	int version, err;
@@ -747,8 +763,10 @@ asmlinkage int sys32_ipc (u32 call, int first, int second, int third, u32 ptr, u
 		switch (call) {
 		case SEMOP:
 			/* struct sembuf is the same on 32 and 64bit :)) */
-			err = sys_semop (first, (struct sembuf *)AA(ptr), second);
+			err = sys_semtimedop (first, (struct sembuf *)AA(ptr), second, NULL);
 			goto out;
+		case SEMTIMEDOP:
+			err = sys32_semtimedop (first, (struct sembuf *)AA(ptr), second, (const struct compat_timespec *) AA(fifth));
 		case SEMGET:
 			err = sys_semget (first, second, third);
 			goto out;

include/asm-sparc/ipc.h

@@ -14,6 +14,7 @@ struct ipc_kludge {
 #define SEMOP		 1
 #define SEMGET		 2
 #define SEMCTL		 3
+#define SEMTIMEDOP	 4
 #define MSGSND		11
 #define MSGRCV		12
 #define MSGGET		13

include/asm-sparc64/ipc.h

@@ -14,6 +14,7 @@ struct ipc_kludge {
 #define SEMOP		 1
 #define SEMGET		 2
 #define SEMCTL		 3
+#define SEMTIMEDOP	 4
 #define MSGSND		11
 #define MSGRCV		12
 #define MSGGET		13