clone.c (976e3645923bdd2fe7893aae33fd7a21098bfb28) clone.c (33def8498fdde180023444b08e12b72a9efed41d)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2015 Thomas Meyer (thomas@m3y3r.de)
4 * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
5 */
6
7#include <signal.h>
8#include <sched.h>

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16/*
17 * This is in a separate file because it needs to be compiled with any
18 * extraneous gcc flags (-pg, -fprofile-arcs, -ftest-coverage) disabled
19 *
20 * Use UM_KERN_PAGE_SIZE instead of PAGE_SIZE because that calls getpagesize
21 * on some systems.
22 */
23
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2015 Thomas Meyer (thomas@m3y3r.de)
4 * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
5 */
6
7#include <signal.h>
8#include <sched.h>

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16/*
17 * This is in a separate file because it needs to be compiled with any
18 * extraneous gcc flags (-pg, -fprofile-arcs, -ftest-coverage) disabled
19 *
20 * Use UM_KERN_PAGE_SIZE instead of PAGE_SIZE because that calls getpagesize
21 * on some systems.
22 */
23
24void __attribute__ ((__section__ (".__syscall_stub")))
24void __section(".__syscall_stub")
25stub_clone_handler(void)
26{
27 struct stub_data *data = (struct stub_data *) STUB_DATA;
28 long err;
29
30 err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
31 STUB_DATA + UM_KERN_PAGE_SIZE / 2 - sizeof(void *));
32 if (err != 0)

--- 20 unchanged lines hidden --- 		25stub_clone_handler(void)
26{
27 struct stub_data *data = (struct stub_data *) STUB_DATA;
28 long err;
29
30 err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
31 STUB_DATA + UM_KERN_PAGE_SIZE / 2 - sizeof(void *));
32 if (err != 0)

--- 20 unchanged lines hidden ---