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| author | Alex Dowad <alexinbeijing@gmail.com> | 2015-03-13 21:14:45 +0300 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2015-04-24 14:45:55 +0300 |
| commit | 5fec97d0e3d93717f1d6a958a03e579078088861 (patch) | |
| tree | 7d47cc0f0db5f5bdff0d7a9f6f06f000cb588b70 /arch/parisc | |
| parent | a4e4f67f41d9bfcc2a00849a75712f09a7d43798 (diff) | |
| download | linux-5fec97d0e3d93717f1d6a958a03e579078088861.tar.xz | |
parisc: copy_thread(): rename 'arg' argument to 'kthread_arg'
The 'arg' argument to copy_thread() is only ever used when forking a new
kernel thread. Hence, rename it to 'kthread_arg' for clarity (and
consistency with do_fork() and other arch-specific implementations of
copy_thread()).
Signed-off-by: Alex Dowad <alexinbeijing@gmail.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/process.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index 8a488c22a99f..809905a811ed 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -181,9 +181,12 @@ int dump_task_fpu (struct task_struct *tsk, elf_fpregset_t *r) return 1; } +/* + * Copy architecture-specific thread state + */ int copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long arg, struct task_struct *p) + unsigned long kthread_arg, struct task_struct *p) { struct pt_regs *cregs = &(p->thread.regs); void *stack = task_stack_page(p); @@ -195,11 +198,10 @@ copy_thread(unsigned long clone_flags, unsigned long usp, extern void * const child_return; if (unlikely(p->flags & PF_KTHREAD)) { + /* kernel thread */ memset(cregs, 0, sizeof(struct pt_regs)); if (!usp) /* idle thread */ return 0; - - /* kernel thread */ /* Must exit via ret_from_kernel_thread in order * to call schedule_tail() */ @@ -215,7 +217,7 @@ copy_thread(unsigned long clone_flags, unsigned long usp, #else cregs->gr[26] = usp; #endif - cregs->gr[25] = arg; + cregs->gr[25] = kthread_arg; } else { /* user thread */ /* usp must be word aligned. This also prevents users from |