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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-22 22:53:20 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-11-28 23:43:42 -0500
commit18c26c27ae0abe82253cb2e2363df465dbbb657e (patch)
treeb822ed3267443e0b4b05e852fb0d2b709b916c65
parent62e791c1b8ea481c72c299dee4f62c04aaef765c (diff)
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death to idle_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--arch/ia64/kernel/smpboot.c5
-rw-r--r--arch/x86/include/asm/processor.h2
-rw-r--r--arch/x86/kernel/cpu/common.c9
-rw-r--r--kernel/fork.c6
4 files changed, 0 insertions, 22 deletions
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 963d2db..6a368cb 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -460,11 +460,6 @@ start_secondary (void *unused)
return 0;
}
-struct pt_regs * __cpuinit idle_regs(struct pt_regs *regs)
-{
- return NULL;
-}
-
static int __cpuinit
do_boot_cpu (int sapicid, int cpu, struct task_struct *idle)
{
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index ad1fc85..92f48a5 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -178,8 +178,6 @@ static inline int hlt_works(int cpu)
extern void cpu_detect(struct cpuinfo_x86 *c);
-extern struct pt_regs *idle_regs(struct pt_regs *);
-
extern void early_cpu_init(void);
extern void identify_boot_cpu(void);
extern void identify_secondary_cpu(struct cpuinfo_x86 *);
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 7505f7b..6a6432c 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1173,15 +1173,6 @@ DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
DEFINE_PER_CPU_ALIGNED(struct stack_canary, stack_canary);
#endif
-/* Make sure %fs and %gs are initialized properly in idle threads */
-struct pt_regs * __cpuinit idle_regs(struct pt_regs *regs)
-{
- memset(regs, 0, sizeof(struct pt_regs));
- regs->fs = __KERNEL_PERCPU;
- regs->gs = __KERNEL_STACK_CANARY;
-
- return regs;
-}
#endif /* CONFIG_X86_64 */
/*
diff --git a/kernel/fork.c b/kernel/fork.c
index fa24a78..0e68b66 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1514,12 +1514,6 @@ fork_out:
return ERR_PTR(retval);
}
-noinline struct pt_regs * __cpuinit __attribute__((weak)) idle_regs(struct pt_regs *regs)
-{
- memset(regs, 0, sizeof(struct pt_regs));
- return regs;
-}
-
static inline void init_idle_pids(struct pid_link *links)
{
enum pid_type type;