s390: move sys_call_table and last_break from thread_info to thread_struct

Move the last two architecture specific fields from the thread_info
structure to the thread_struct. All that is left in thread_info is
the flags field.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Martin Schwidefsky
2016-11-08 12:33:38 +01:00
parent 90c53e6580
commit ef280c859f
8 changed files with 33 additions and 21 deletions

View File

@@ -193,7 +193,7 @@ extern char elf_platform[];
do { \
set_personality(PER_LINUX | \
(current->personality & (~PER_MASK))); \
current_thread_info()->sys_call_table = \
current->thread.sys_call_table = \
(unsigned long) &sys_call_table; \
} while (0)
#else /* CONFIG_COMPAT */
@@ -204,11 +204,11 @@ do { \
(current->personality & ~PER_MASK)); \
if ((ex).e_ident[EI_CLASS] == ELFCLASS32) { \
set_thread_flag(TIF_31BIT); \
current_thread_info()->sys_call_table = \
current->thread.sys_call_table = \
(unsigned long) &sys_call_table_emu; \
} else { \
clear_thread_flag(TIF_31BIT); \
current_thread_info()->sys_call_table = \
current->thread.sys_call_table = \
(unsigned long) &sys_call_table; \
} \
} while (0)

View File

@@ -112,6 +112,7 @@ struct thread_struct {
unsigned long ksp; /* kernel stack pointer */
unsigned long user_timer; /* task cputime in user space */
unsigned long system_timer; /* task cputime in kernel space */
unsigned long sys_call_table; /* system call table address */
mm_segment_t mm_segment;
unsigned long gmap_addr; /* address of last gmap fault. */
unsigned int gmap_write_flag; /* gmap fault write indication */
@@ -122,6 +123,7 @@ struct thread_struct {
struct per_event per_event; /* Cause of the last PER trap */
unsigned long per_flags; /* Flags to control debug behavior */
unsigned int system_call; /* system call number in signal */
unsigned long last_break; /* last breaking-event-address. */
/* pfault_wait is used to block the process on a pfault event */
unsigned long pfault_wait;
struct list_head list;

View File

@@ -31,8 +31,6 @@
*/
struct thread_info {
unsigned long flags; /* low level flags */
unsigned long sys_call_table; /* System call table address */
unsigned long last_break; /* last breaking-event-address. */
};
/*