OpenSDV
/
original_kernel
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[PATCH] s390: compat system calls 

Use TIF bit to tell if a process is running in 31 bit mode instead of checking
the addressing mode bits of the PSW.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Heiko Carstens 2005-09-03 15:58:04 -07:00 committed by Linus Torvalds
parent 2dee702fcb
commit c563077e52
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/s390/kernel/entry64.S
View File

@ -214,8 +214,8 @@ sysc_nr_ok:
sysc_do_restart: sysc_do_restart:
larl %r10,sys_call_table larl %r10,sys_call_table
#ifdef CONFIG_S390_SUPPORT #ifdef CONFIG_S390_SUPPORT
tm SP_PSW+3(%r15),0x01 # are we running in 31 bit mode ? tm __TI_flags+5(%r9),(_TIF_31BIT>>16) # running in 31 bit mode ?
jo sysc_noemu jno sysc_noemu
larl %r10,sys_call_table_emu # use 31 bit emulation system calls larl %r10,sys_call_table_emu # use 31 bit emulation system calls
sysc_noemu: sysc_noemu:
#endif #endif