diff options
author | davidovski <david@davidovski.xyz> | 2022-05-04 23:52:30 +0100 |
---|---|---|
committer | davidovski <david@davidovski.xyz> | 2022-05-04 23:52:30 +0100 |
commit | 739c65c54cb0e957df5e9b76f93fb02554e5cac3 (patch) | |
tree | 09ddfa0a342f3ea9de136cb50abdd79821bf1b53 /extra/chromium/musl-tid-caching.patch | |
parent | 4c585ad54388285500fd18a6aaa516894e0f2c16 (diff) |
moved everything to new file formatting
Diffstat (limited to 'extra/chromium/musl-tid-caching.patch')
-rw-r--r-- | extra/chromium/musl-tid-caching.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/extra/chromium/musl-tid-caching.patch b/extra/chromium/musl-tid-caching.patch deleted file mode 100644 index bb83038..0000000 --- a/extra/chromium/musl-tid-caching.patch +++ /dev/null @@ -1,81 +0,0 @@ ---- ./sandbox/linux/services/namespace_sandbox.cc.orig -+++ ./sandbox/linux/services/namespace_sandbox.cc -@@ -209,6 +209,70 @@ - return base::LaunchProcess(argv, launch_options_copy); - } - -+#if defined(__aarch64__) -+#define TLS_ABOVE_TP -+#endif -+ -+struct musl_pthread -+{ -+ /* Part 1 -- these fields may be external or -+ * internal (accessed via asm) ABI. Do not change. */ -+ struct pthread *self; -+#ifndef TLS_ABOVE_TP -+ uintptr_t *dtv; -+#endif -+ struct pthread *prev, *next; /* non-ABI */ -+ uintptr_t sysinfo; -+#ifndef TLS_ABOVE_TP -+#ifdef CANARY_PAD -+ uintptr_t canary_pad; -+#endif -+ uintptr_t canary; -+#endif -+ -+/* Part 2 -- implementation details, non-ABI. */ -+ int tid; -+ int errno_val; -+ volatile int detach_state; -+ volatile int cancel; -+ volatile unsigned char canceldisable, cancelasync; -+ unsigned char tsd_used:1; -+ unsigned char dlerror_flag:1; -+ unsigned char *map_base; -+ size_t map_size; -+ void *stack; -+ size_t stack_size; -+ size_t guard_size; -+ void *result; -+ struct __ptcb *cancelbuf; -+ void **tsd; -+ struct { -+ volatile void *volatile head; -+ long off; -+ volatile void *volatile pending; -+ } robust_list; -+ int h_errno_val; -+ volatile int timer_id; -+ locale_t locale; -+ volatile int killlock[1]; -+ char *dlerror_buf; -+ void *stdio_locks; -+ -+ /* Part 3 -- the positions of these fields relative to -+ * the end of the structure is external and internal ABI. */ -+#ifdef TLS_ABOVE_TP -+ uintptr_t canary; -+ uintptr_t *dtv; -+#endif -+}; -+ -+void MaybeUpdateMuslTidCache() -+{ -+ pid_t real_tid = sys_gettid(); -+ pid_t* cached_tid_location = &reinterpret_cast<struct musl_pthread*>(pthread_self())->tid; -+ *cached_tid_location = real_tid; -+} -+ - // static - pid_t NamespaceSandbox::ForkInNewPidNamespace(bool drop_capabilities_in_child) { - const pid_t pid = -@@ -226,6 +290,7 @@ - #if defined(LIBC_GLIBC) - MaybeUpdateGlibcTidCache(); - #endif -+ MaybeUpdateMuslTidCache(); - return 0; - } - |