]> git.proxmox.com Git - mirror_ubuntu-disco-kernel.git/commitdiff
[S390] exec: remove redundant set_fs(USER_DS)
authorMathias Krause <minipli@googlemail.com>
Wed, 3 Aug 2011 14:44:28 +0000 (16:44 +0200)
committerHeiko Carstens <heiko.carstens@de.ibm.com>
Wed, 3 Aug 2011 14:44:20 +0000 (16:44 +0200)
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@googlemail.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
arch/s390/include/asm/processor.h

index 55dfcc8bdc0d5a13e18dd49a92ae780feed7b068..a4b6229e5d4b703f9cf6da874e13f7dc1cc468fb 100644 (file)
@@ -119,14 +119,12 @@ 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;                           \