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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-10 21:35:42 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-12 13:35:22 -0400 |
| commit | 22e2430d60dbdfcdd732a086e9ef2dbd74c266d1 (patch) | |
| tree | 687067fcaf2761015639178033ee16c8511703b8 /arch/um/kernel | |
| parent | a74fb73c12398b250fdc5e333a11e15a9e3a84fc (diff) | |
| download | op-kernel-dev-22e2430d60dbdfcdd732a086e9ef2dbd74c266d1.zip op-kernel-dev-22e2430d60dbdfcdd732a086e9ef2dbd74c266d1.tar.gz | |
x86, um: convert to saner kernel_execve() semantics
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/um/kernel')
| -rw-r--r-- | arch/um/kernel/exec.c | 5 | ||||
| -rw-r--r-- | arch/um/kernel/process.c | 10 |
2 files changed, 3 insertions, 12 deletions
diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c index e427301..565ca39 100644 --- a/arch/um/kernel/exec.c +++ b/arch/um/kernel/exec.c @@ -47,8 +47,3 @@ void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) #endif } EXPORT_SYMBOL(start_thread); - -void __noreturn ret_from_kernel_execve(struct pt_regs *unused) -{ - UML_LONGJMP(current->thread.exec_buf, 1); -} diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index a1b50ad..94b0d8b 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -135,14 +135,10 @@ void new_thread_handler(void) arg = current->thread.request.u.thread.arg; /* - * The return value is 1 if the kernel thread execs a process, - * 0 if it just exits + * callback returns only if the kernel thread execs a process */ - n = run_kernel_thread(fn, arg, ¤t->thread.exec_buf); - if (n == 1) - userspace(¤t->thread.regs.regs); - else - do_exit(0); + n = fn(arg); + userspace(¤t->thread.regs.regs); } /* Called magically, see new_thread_handler above */ |
