]> git.openfabrics.org - ~shefty/rdma-dev.git/commitdiff
parisc, exec: remove redundant set_fs(USER_DS)
authorMathias Krause <minipli@googlemail.com>
Fri, 13 Jan 2012 01:17:38 +0000 (17:17 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 13 Jan 2012 04:13:04 +0000 (20:13 -0800)
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>
Cc: Kyle McMartin <kyle@mcmartin.ca>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/parisc/include/asm/processor.h
arch/parisc/kernel/process.c

index 9ce66e9d1c2b845275c41aaaf290a5fb5e123ba1..7213ec9e594cd4de25b912c17693dca742f46192 100644 (file)
@@ -196,7 +196,6 @@ typedef unsigned int elf_caddr_t;
        /* offset pc for priv. level */                 \
        pc |= 3;                                        \
                                                        \
-       set_fs(USER_DS);                                \
        regs->iasq[0] = spaceid;                        \
        regs->iasq[1] = spaceid;                        \
        regs->iaoq[0] = pc;                             \
@@ -299,7 +298,6 @@ on downward growing arches, it looks like this:
        elf_addr_t pc = (elf_addr_t)new_pc | 3;         \
        elf_caddr_t *argv = (elf_caddr_t *)bprm->exec + 1;      \
                                                        \
-       set_fs(USER_DS);                                \
        regs->iasq[0] = spaceid;                        \
        regs->iasq[1] = spaceid;                        \
        regs->iaoq[0] = pc;                             \
index 4b4b9181a1a0aef8df25667f4a0229bb275e8d7f..62c60b87d0395d66b02a929095fe37bbb33b849b 100644 (file)
@@ -192,7 +192,6 @@ void flush_thread(void)
        /* Only needs to handle fpu stuff or perf monitors.
        ** REVISIT: several arches implement a "lazy fpu state".
        */
-       set_fs(USER_DS);
 }
 
 void release_thread(struct task_struct *dead_task)