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| author | David S. Miller <davem@davemloft.net> | 2021-02-26 16:15:20 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-02-26 16:15:20 -0800 |
| commit | b9d62433114108eb45d4cae04abccb9b30ac005d (patch) | |
| tree | 178f5c9cbf281ebbadc21e596b38c47b7588a56e /arch/sparc/kernel/process_32.c | |
| parent | 062c84fccc4444805738d76a2699c4d3c95184ec (diff) | |
| parent | 415ddc3b105616d6a4fec279ed7d87841cbfa3fb (diff) | |
Merge branch 'work.sparc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Diffstat (limited to 'arch/sparc/kernel/process_32.c')
| -rw-r--r-- | arch/sparc/kernel/process_32.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index 7649b14d69f8..4dc6ee72f74c 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -216,16 +216,6 @@ void flush_thread(void) clear_thread_flag(TIF_USEDFPU); #endif } - - /* This task is no longer a kernel thread. */ - if (current->thread.flags & SPARC_FLAG_KTHREAD) { - current->thread.flags &= ~SPARC_FLAG_KTHREAD; - - /* We must fixup kregs as well. */ - /* XXX This was not fixed for ti for a while, worked. Unused? */ - current->thread.kregs = (struct pt_regs *) - (task_stack_page(current) + (THREAD_SIZE - TRACEREG_SZ)); - } } static inline struct sparc_stackf __user * @@ -313,7 +303,6 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, unsigned long arg, extern int nwindows; unsigned long psr; memset(new_stack, 0, STACKFRAME_SZ + TRACEREG_SZ); - p->thread.flags |= SPARC_FLAG_KTHREAD; p->thread.current_ds = KERNEL_DS; ti->kpc = (((unsigned long) ret_from_kernel_thread) - 0x8); childregs->u_regs[UREG_G1] = sp; /* function */ @@ -325,7 +314,6 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, unsigned long arg, } memcpy(new_stack, (char *)regs - STACKFRAME_SZ, STACKFRAME_SZ + TRACEREG_SZ); childregs->u_regs[UREG_FP] = sp; - p->thread.flags &= ~SPARC_FLAG_KTHREAD; p->thread.current_ds = USER_DS; ti->kpc = (((unsigned long) ret_from_fork) - 0x8); ti->kpsr = current->thread.fork_kpsr | PSR_PIL; |