x86, suspend, acpi: correct and add comments about Big Real Mode

[pandora-kernel.git] / arch / s390 / kernel / binfmt_elf32.c

diff --git a/arch/s390/kernel/binfmt_elf32.c b/arch/s390/kernel/binfmt_elf32.c
index f1e40ca..3e1c315 100644 (file)
--- a/arch/s390/kernel/binfmt_elf32.c
+++ b/arch/s390/kernel/binfmt_elf32.c
@@ -134,6 +134,7 @@ static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs)
 }
 
 #include <asm/processor.h>
+#include <asm/pgalloc.h>
 #include <linux/module.h>
 #include <linux/elfcore.h>
 #include <linux/binfmts.h>
@@ -183,6 +184,16 @@ struct elf_prpsinfo32
 #undef start_thread
 #define start_thread                    start_thread31 
 
+static inline void start_thread31(struct pt_regs *regs, unsigned long new_psw,
+                                 unsigned long new_stackp)
+{
+       set_fs(USER_DS);
+       regs->psw.mask  = psw_user32_bits;
+       regs->psw.addr  = new_psw;
+       regs->gprs[15]  = new_stackp;
+       crst_table_downgrade(current->mm, 1UL << 31);
+}
+
 MODULE_DESCRIPTION("Binary format loader for compatibility with 32bit Linux for S390 binaries,"
                    " Copyright 2000 IBM Corporation"); 
 MODULE_AUTHOR("Gerhard Tonn <ton@de.ibm.com>");