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| author | Paul Mundt <lethal@linux-sh.org> | 2010-01-12 18:52:00 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-01-12 18:52:00 +0900 |
| commit | 70e068eef97d05c97c3512f82352f39fdadfa8cb (patch) | |
| tree | 22f06f18334038993023f78fc199810ea2cfb387 | |
| parent | 94cd049522136c2f3bbe063d2e98b2b8d4286fd3 (diff) | |
| download | linux-70e068eef97d05c97c3512f82352f39fdadfa8cb.tar.gz linux-70e068eef97d05c97c3512f82352f39fdadfa8cb.tar.bz2 linux-70e068eef97d05c97c3512f82352f39fdadfa8cb.zip | |
sh: Move start_thread() out of line.
start_thread() will become a bit heavier with the xstate freeing to be
added in, so move it out-of-line in preparation.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
| -rw-r--r-- | arch/sh/include/asm/processor_32.h | 13 | ||||
| -rw-r--r-- | arch/sh/kernel/process_32.c | 12 |
2 files changed, 14 insertions, 11 deletions
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 1f3d6fab660c..50b8c9c3fa4c 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -119,19 +119,10 @@ extern int ubc_usercnt; .sp = sizeof(init_stack) + (long) &init_stack, \ } -/* - * Do necessary setup to start up a newly executed thread. - */ -#define start_thread(_regs, new_pc, new_sp) \ - set_fs(USER_DS); \ - _regs->pr = 0; \ - _regs->sr = SR_FD; /* User mode. */ \ - _regs->pc = new_pc; \ - _regs->regs[15] = new_sp - /* Forward declaration, a strange C thing */ struct task_struct; -struct mm_struct; + +extern void start_thread(struct pt_regs *regs, unsigned long new_pc, unsigned long new_sp); /* Free all resources held by a thread. */ extern void release_thread(struct task_struct *); diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index d8af889366a4..c4361402ec5e 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -147,6 +147,18 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) } EXPORT_SYMBOL(kernel_thread); +void start_thread(struct pt_regs *regs, unsigned long new_pc, + unsigned long new_sp) +{ + set_fs(USER_DS); + + regs->pr = 0; + regs->sr = SR_FD; + regs->pc = new_pc; + regs->regs[15] = new_sp; +} +EXPORT_SYMBOL(start_thread); + /* * Free current thread data structures etc.. */ |