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Diffstat (limited to 'arch/um/kernel/skas/clone.c')
-rw-r--r--arch/um/kernel/skas/clone.c48
1 files changed, 0 insertions, 48 deletions
diff --git a/arch/um/kernel/skas/clone.c b/arch/um/kernel/skas/clone.c
deleted file mode 100644
index 62435187dda4..000000000000
--- a/arch/um/kernel/skas/clone.c
+++ /dev/null
@@ -1,48 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2015 Thomas Meyer (thomas@m3y3r.de)
- * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- */
-
-#include <signal.h>
-#include <sched.h>
-#include <asm/unistd.h>
-#include <sys/time.h>
-#include <as-layout.h>
-#include <ptrace_user.h>
-#include <stub-data.h>
-#include <sysdep/stub.h>
-
-/*
- * This is in a separate file because it needs to be compiled with any
- * extraneous gcc flags (-pg, -fprofile-arcs, -ftest-coverage) disabled
- *
- * Use UM_KERN_PAGE_SIZE instead of PAGE_SIZE because that calls getpagesize
- * on some systems.
- */
-
-void __attribute__ ((__section__ (".__syscall_stub")))
-stub_clone_handler(void)
-{
- struct stub_data *data = get_stub_data();
- long err;
-
- err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
- (unsigned long)data +
- STUB_DATA_PAGES * UM_KERN_PAGE_SIZE / 2);
- if (err) {
- data->parent_err = err;
- goto done;
- }
-
- err = stub_syscall4(__NR_ptrace, PTRACE_TRACEME, 0, 0, 0);
- if (err) {
- data->child_err = err;
- goto done;
- }
-
- remap_stack_and_trap();
-
- done:
- trap_myself();
-}