[PATCH] s390, exec: remove redundant set_fs(USER_DS)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



The address limit is already set in flush_old_exec() so those calls to
set_fs(USER_DS) are redundant.

Signed-off-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
---
 arch/s390/include/asm/processor.h |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 1300c30..4164533 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -118,14 +118,12 @@ struct stack_frame {
  * Do necessary setup to start up a new thread.
  */
 #define start_thread(regs, new_psw, new_stackp) do {		\
-	set_fs(USER_DS);					\
 	regs->psw.mask	= psw_user_bits;			\
 	regs->psw.addr	= new_psw | PSW_ADDR_AMODE;		\
 	regs->gprs[15]	= new_stackp;				\
 } while (0)
 
 #define start_thread31(regs, new_psw, new_stackp) do {		\
-	set_fs(USER_DS);					\
 	regs->psw.mask	= psw_user32_bits;			\
 	regs->psw.addr	= new_psw | PSW_ADDR_AMODE;		\
 	regs->gprs[15]	= new_stackp;				\
-- 
1.5.6.5

--
To unsubscribe from this list: send the line "unsubscribe linux-s390" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Kernel Development]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Info]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Linux Media]     [Device Mapper]

  Powered by Linux