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Remove ifdef BOOTSTRAP from musl patches.

This commit is contained in:
rick-masters 2023-04-07 12:57:24 +00:00
parent c1ceabb9c4
commit fb4930c2f9
4 changed files with 31 additions and 69 deletions
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36
sysa/musl-1.1.24/patches/avoid_set_thread_area.patch
View File

@ -2,58 +2,42 @@
# SPDX-License-Identifier: MIT
diff -r -u musl-1.1.24.orig/arch/i386/pthread_arch.h musl-1.1.24/arch/i386/pthread_arch.h
--- arch/i386/pthread_arch.h 2019-10-13 21:58:27.000000000 +0000
+++ arch/i386/pthread_arch.h 2023-02-28 14:06:10.700603762 +0000
@@ -1,8 +1,18 @@
+#define BOOTSTRAP
+
+#ifdef BOOTSTRAP
+++ arch/i386/pthread_arch.h 2023-04-07 11:56:04.649119523 +0000
@@ -1,8 +1,8 @@
+extern pthread_t g_pthread;
+#endif
+
static inline struct pthread *__pthread_self()
{
+#ifndef BOOTSTRAP
struct pthread *self;
__asm__ ("movl %%gs:0,%0" : "=r" (self) );
return self;
+#else
- struct pthread *self;
- __asm__ ("movl %%gs:0,%0" : "=r" (self) );
- return self;
+ return g_pthread;
+#endif
}
#define TP_ADJ(p) (p)
diff -r -u musl-1.1.24.orig/src/env/__init_tls.c musl-1.1.24/src/env/__init_tls.c
--- src/env/__init_tls.c 2019-10-13 21:58:27.000000000 +0000
+++ src/env/__init_tls.c 2023-02-28 14:07:04.956604831 +0000
@@ -8,22 +8,31 @@
#include "libc.h"
#include "atomic.h"
+++ src/env/__init_tls.c 2023-04-07 11:56:43.565120289 +0000
@@ -10,20 +10,19 @@
#include "syscall.h"
+#define BOOTSTRAP
volatile int __thread_list_lock;
+#ifdef BOOTSTRAP
+pthread_t g_pthread;
+#endif
int __init_tp(void *p)
{
pthread_t td = p;
td->self = td;
+#ifndef BOOTSTRAP
int r = __set_thread_area(TP_ADJ(p));
if (r < 0) return -1;
if (!r) libc.can_do_threads = 1;
+#endif
- int r = __set_thread_area(TP_ADJ(p));
- if (r < 0) return -1;
- if (!r) libc.can_do_threads = 1;
td->detach_state = DT_JOINABLE;
td->tid = __syscall(SYS_set_tid_address, &__thread_list_lock);
td->locale = &libc.global_locale;
td->robust_list.head = &td->robust_list.head;
td->sysinfo = __sysinfo;
td->next = td->prev = td;
+#ifdef BOOTSTRAP
+ g_pthread = td;
+#endif
return 0;
}

20
sysa/musl-1.1.24/patches/avoid_sys_clone.patch
View File

@ -1,29 +1,17 @@
# SPDX-FileCopyrightText: 2023 Richard Masters <grick23@gmail.com>
# SPDX-License-Identifier: MIT
diff -r -u musl-1.1.24.orig/src/process/posix_spawn.c musl-1.1.24/src/process/posix_spawn.c
--- src/process/posix_spawn.c 2019-10-13 21:58:27.000000000 +0000
+++ src/process/posix_spawn.c 2023-02-28 14:08:18.636606282 +0000
@@ -8,6 +8,7 @@
#include "syscall.h"
#include "pthread_impl.h"
#include "fdop.h"
+#define BOOTSTRAP
struct args {
int p[2];
@@ -182,8 +183,16 @@
+++ src/process/posix_spawn.c 2023-04-07 11:50:47.253113271 +0000
@@ -182,8 +182,11 @@
args.envp = envp;
pthread_sigmask(SIG_BLOCK, SIGALL_SET, &args.oldmask);
+#ifndef BOOTSTRAP
pid = __clone(child, stack+sizeof stack,
CLONE_VM|CLONE_VFORK|SIGCHLD, &args);
+#else
- pid = __clone(child, stack+sizeof stack,
- CLONE_VM|CLONE_VFORK|SIGCHLD, &args);
+ pid = fork();
+ if (pid == 0) {
+ _exit(child(&args));
+ }
+#endif
+
close(args.p[1]);

33
sysa/musl-1.2.3/patches/avoid_set_thread_area.patch
View File

@ -1,24 +1,20 @@
# SPDX-FileCopyrightText: 2023 Richard Masters <grick23@gmail.com>
# SPDX-License-Identifier: MIT
diff -u -r musl-1.2.3.orig/arch/i386/pthread_arch.h musl-1.2.3/arch/i386/pthread_arch.h
diff -r -u musl-1.2.3.orig/arch/i386/pthread_arch.h musl-1.2.3/arch/i386/pthread_arch.h
--- arch/i386/pthread_arch.h 2022-04-07 17:12:40.000000000 +0000
+++ arch/i386/pthread_arch.h 2022-12-19 23:39:10.890414014 +0000
@@ -1,8 +1,14 @@
+#define BOOTSTRAP
+++ arch/i386/pthread_arch.h 2023-04-07 12:07:07.929132587 +0000
@@ -1,8 +1,7 @@
+extern uintptr_t g_pthread;
static inline uintptr_t __get_tp()
{
+#ifndef BOOTSTRAP
uintptr_t tp;
__asm__ ("movl %%gs:0,%0" : "=r" (tp) );
return tp;
+#else
- uintptr_t tp;
- __asm__ ("movl %%gs:0,%0" : "=r" (tp) );
- return tp;
+ return g_pthread;
+#endif
}
#define MC_PC gregs[REG_EIP]
diff -u -r musl-1.2.3.orig/arch/i386/syscall_arch.h musl-1.2.3/arch/i386/syscall_arch.h
diff -r -u musl-1.2.3.orig/arch/i386/syscall_arch.h musl-1.2.3/arch/i386/syscall_arch.h
--- arch/i386/syscall_arch.h 2022-04-07 17:12:40.000000000 +0000
+++ arch/i386/syscall_arch.h 2022-12-20 17:28:21.734839560 +0000
@@ -1,3 +1,4 @@
@ -26,25 +22,22 @@ diff -u -r musl-1.2.3.orig/arch/i386/syscall_arch.h musl-1.2.3/arch/i386/syscall
#define __SYSCALL_LL_E(x) \
((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
((union { long long ll; long l[2]; }){ .ll = x }).l[1]
diff -u -r musl-1.2.3.orig/src/env/__init_tls.c musl-1.2.3/src/env/__init_tls.c
diff -r -u musl-1.2.3.orig/src/env/__init_tls.c musl-1.2.3/src/env/__init_tls.c
--- src/env/__init_tls.c 2022-04-07 17:12:40.000000000 +0000
+++ src/env/__init_tls.c 2022-12-19 23:39:42.362414223 +0000
@@ -10,20 +10,25 @@
+++ src/env/__init_tls.c 2023-04-07 12:07:38.677133193 +0000
@@ -10,20 +10,19 @@
#include "syscall.h"
volatile int __thread_list_lock;
+#define BOOTSTRAP
+uintptr_t g_pthread;
int __init_tp(void *p)
{
pthread_t td = p;
td->self = td;
+#ifndef BOOTSTRAP
int r = __set_thread_area(TP_ADJ(p));
if (r < 0) return -1;
if (!r) libc.can_do_threads = 1;
+#endif
- int r = __set_thread_area(TP_ADJ(p));
- if (r < 0) return -1;
- if (!r) libc.can_do_threads = 1;
td->detach_state = DT_JOINABLE;
td->tid = __syscall(SYS_set_tid_address, &__thread_list_lock);
td->locale = &libc.global_locale;

11
sysa/musl-1.2.3/patches/avoid_sys_clone.patch
View File

@ -1,16 +1,13 @@
# SPDX-FileCopyrightText: 2023 Richard Masters <grick23@gmail.com>
# SPDX-License-Identifier: MIT
diff -u -r musl-1.2.3.orig/src/process/posix_spawn.c musl-1.2.3/src/process/posix_spawn.c
--- src/process/posix_spawn.c 2022-04-07 17:12:40.000000000 +0000
+++ src/process/posix_spawn.c 2022-12-19 23:47:31.858417338 +0000
@@ -190,8 +190,15 @@
+++ src/process/posix_spawn.c 2023-04-07 12:01:57.217126467 +0000
@@ -190,8 +190,11 @@
goto fail;
}
+#if 0
pid = __clone(child, stack+sizeof stack,
CLONE_VM|CLONE_VFORK|SIGCHLD, &args);
+#endif
- pid = __clone(child, stack+sizeof stack,
- CLONE_VM|CLONE_VFORK|SIGCHLD, &args);
+ pid = fork();
+ if (pid == 0) {
+ _exit(child(&args));