Commit f4e1f1b1 authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/syscalls: Remove system call table pointer from thread_struct 



With compat support gone there is only one system call table
left. Therefore remove the sys_call_table pointer from
thread_struct and use the sys_call_table directly.

Reviewed-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 3db5cf93

arch/s390/include/asm/elf.h

+0 −1
Original line number Diff line number Diff line
@@ -217,7 +217,6 @@ extern char elf_platform[]; 
do {								\

	set_personality(PER_LINUX |				\

		(current->personality & (~PER_MASK)));		\

	current->thread.sys_call_table = sys_call_table;	\

} while (0)



/*

arch/s390/include/asm/processor.h

+0 −1
Original line number Diff line number Diff line
@@ -175,7 +175,6 @@ struct thread_struct { 
	unsigned long system_timer;		/* task cputime in kernel space */

	unsigned long hardirq_timer;		/* task cputime in hardirq context */

	unsigned long softirq_timer;		/* task cputime in softirq context */

	const sys_call_ptr_t *sys_call_table;	/* system call table address */

	union teid gmap_teid;			/* address and flags of last gmap fault */

	unsigned int gmap_int_code;		/* int code of last gmap fault */

	int ufpu_flags;				/* user fpu flags */

arch/s390/kernel/syscall.c

+1 −1
Original line number Diff line number Diff line
@@ -122,7 +122,7 @@ void noinstr __do_syscall(struct pt_regs *regs, int per_trap) 
		goto out;

	regs->gprs[2] = -ENOSYS;

	if (likely(nr < NR_syscalls))

		regs->gprs[2] = current->thread.sys_call_table[nr](regs);

		regs->gprs[2] = sys_call_table[nr](regs);

out:

	syscall_exit_to_user_mode(regs);

}