DivestOS/Patches/LineageOS-16.0/android_bionic/0002-Graphene_Bionic_Hardening-7.patch
Tad 181519cf38 Add bionic hardening patchsets from GrapheneOS
11 b3a0c2c5db
11 5412c37195 #explicit zero
11 31456ac632 #brk
11 58ebc243ea #random
11 5323b39f7e #undefined
11 6a91d9dddb #merge
11 a042b5a0ba #vla formatting
11 9ec639de1b #pthread
11 49571a0a49 #read only
11 149cc5ccb8 #zero
11 2e613ccbe7 #fork mmap
11 e239c7dff8 #memprot pthread
11 0b03d92b7f #xor
11 de08419b82 #junk
11 897d4903e2 #guard
11 648cd68ca3 #ptrhread guard
11 0bc4dbcbd2 #stack rand
10 aa9cc05d07
10 a8cdbb6352 #explicit zero
10 b28302c668 #brk
10 9f8be7d07c #random
10 cb91a7ee3a #undefined
10 08279e2fdd #merge
10 6a18bd565d #vla formatting
10 2f392c2d08 #pthread
10 8bbce1bc50 #read only
10 725f61db82 #zero
10 4cd257135f #fork mmap
10 9220cf622b #memprot pthread
10 8ef71d1ffd #memprot exit
10 0eaef1abbd #xor
10 64f1cc2148 #junk
10 5c42a527cf #guard
10 5cc8c34e60 #pthread guard
10 7f61cc8a1c #stack rand
9  abdf523d26
9  e4b9b31e6f #explicit zero
9  a3a22a63d2 #brk
9  7444dbc3cf #random
9  dcd3b72ac9 #undefined
9  543e1df342 #merge
9  611e5691f7 #vla formatting
9  8de97ce864 #pthread
9  a475717042 #read only
9  7f0947cc0e #zero
9  e9751d3370 #fork mmap
9  83cd86d0d5 #memprot pthread
9  1ebb165455 #memprot exit
9  488ba483cf #xor
9  f9351d884b #junk
9  85e5bca0a5 #move

Signed-off-by: Tad <tad@spotco.us>
2022-03-15 16:56:46 -04:00

26 lines
1.1 KiB
Diff

From 8de97ce864cc781d077160a8efd4902d4338078c Mon Sep 17 00:00:00 2001
From: Daniel Micay <danielmicay@gmail.com>
Date: Fri, 17 Jul 2015 21:32:05 -0400
Subject: [PATCH] increase default pthread stack to 8MiB on 64-bit
---
libc/bionic/pthread_internal.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libc/bionic/pthread_internal.h b/libc/bionic/pthread_internal.h
index 9bdf9cdf0c..d59a545459 100644
--- a/libc/bionic/pthread_internal.h
+++ b/libc/bionic/pthread_internal.h
@@ -164,7 +164,11 @@ __LIBC_HIDDEN__ void pthread_key_clean_all(void);
// stack overflows, we subtracted the same amount we were using there
// from the default thread stack size. This should keep memory usage
// roughly constant.
+#ifdef __LP64__
+#define PTHREAD_STACK_SIZE_DEFAULT ((8 * 1024 * 1024) - SIGNAL_STACK_SIZE_WITHOUT_GUARD)
+#else
#define PTHREAD_STACK_SIZE_DEFAULT ((1 * 1024 * 1024) - SIGNAL_STACK_SIZE_WITHOUT_GUARD)
+#endif
// Leave room for a guard page in the internally created signal stacks.
#define SIGNAL_STACK_SIZE (SIGNAL_STACK_SIZE_WITHOUT_GUARD + PTHREAD_GUARD_SIZE)