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authorMathias Krause <minipli@googlemail.com>2012-01-12 17:17:38 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-12 20:13:04 -0800
commit15ee2d000dd5813fcf1204b078fa276e57046b64 (patch)
treee62a49c43ee959c8a36f21a6548810fee516cd9d /arch
parent01fa310cd9158ebdd1ee95383540ecaa3f4ef3f6 (diff)
parisc, exec: remove redundant set_fs(USER_DS)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/parisc/include/asm/processor.h2
-rw-r--r--arch/parisc/kernel/process.c1
2 files changed, 0 insertions, 3 deletions
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index 9ce66e9d1c2..7213ec9e594 100644
--- a/arch/parisc/include/asm/processor.h
+++ b/arch/parisc/include/asm/processor.h
@@ -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; \
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index 4b4b9181a1a..62c60b87d03 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -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)