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authorMathias Krause <minipli@googlemail.com>2011-06-10 09:10:48 -0400
committerPaul Mundt <lethal@linux-sh.org>2011-06-14 02:15:58 -0400
commit201fbceb258650157fcc4fd746abcdd3a571eada (patch)
tree1ac5bb6e6e640ea1f584b0701332b5e8c68db614 /arch/sh
parent9aa7719e0c6a1580451900e672744752804f8f75 (diff)
sh, 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> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/processor_64.h1
-rw-r--r--arch/sh/kernel/process_32.c2
2 files changed, 0 insertions, 3 deletions
diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h
index 2a541ddb5a1b..e25c4c7d6b63 100644
--- a/arch/sh/include/asm/processor_64.h
+++ b/arch/sh/include/asm/processor_64.h
@@ -150,7 +150,6 @@ struct thread_struct {
150#define SR_USER (SR_MMU | SR_FD) 150#define SR_USER (SR_MMU | SR_FD)
151 151
152#define start_thread(_regs, new_pc, new_sp) \ 152#define start_thread(_regs, new_pc, new_sp) \
153 set_fs(USER_DS); \
154 _regs->sr = SR_USER; /* User mode. */ \ 153 _regs->sr = SR_USER; /* User mode. */ \
155 _regs->pc = new_pc - 4; /* Compensate syscall exit */ \ 154 _regs->pc = new_pc - 4; /* Compensate syscall exit */ \
156 _regs->pc |= 1; /* Set SHmedia ! */ \ 155 _regs->pc |= 1; /* Set SHmedia ! */ \
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index b473f0c06fbc..aaf6d59c2012 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -102,8 +102,6 @@ EXPORT_SYMBOL(kernel_thread);
102void start_thread(struct pt_regs *regs, unsigned long new_pc, 102void start_thread(struct pt_regs *regs, unsigned long new_pc,
103 unsigned long new_sp) 103 unsigned long new_sp)
104{ 104{
105 set_fs(USER_DS);
106
107 regs->pr = 0; 105 regs->pr = 0;
108 regs->sr = SR_FD; 106 regs->sr = SR_FD;
109 regs->pc = new_pc; 107 regs->pc = new_pc;