1 files changed, 0 insertions, 102 deletions
diff --git a/qemu_mode/patches/syscall.diff b/qemu_mode/patches/syscall.diff
deleted file mode 100644
index b635a846..00000000
--- a/qemu_mode/patches/syscall.diff
+++ /dev/null
@@ -1,102 +0,0 @@
-diff --git a/linux-user/syscall.c b/linux-user/syscall.c
-index b13a170e..3f5cc902 100644
---- a/linux-user/syscall.c
-+++ b/linux-user/syscall.c
-@@ -111,6 +111,9 @@
- 
- #include "qemu.h"
- #include "fd-trans.h"
-+#include <linux/sockios.h>
-+
-+extern unsigned int afl_forksrv_pid;
- 
- #ifndef CLONE_IO
- #define CLONE_IO                0x80000000      /* Clone io context */
-@@ -250,7 +253,8 @@ static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,	\
- #endif
- 
- #ifdef __NR_gettid
--_syscall0(int, gettid)
-+#define __NR_sys_gettid __NR_gettid
-+_syscall0(int, sys_gettid)
- #else
- /* This is a replacement for the host gettid() and must return a host
-    errno. */
-@@ -5384,7 +5388,7 @@ static void *clone_func(void *arg)
-     cpu = ENV_GET_CPU(env);
-     thread_cpu = cpu;
-     ts = (TaskState *)cpu->opaque;
--    info->tid = gettid();
-+    info->tid = sys_gettid();
-     task_settid(ts);
-     if (info->child_tidptr)
-         put_user_u32(info->tid, info->child_tidptr);
-@@ -5529,9 +5533,9 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
-                mapping.  We can't repeat the spinlock hack used above because
-                the child process gets its own copy of the lock.  */
-             if (flags & CLONE_CHILD_SETTID)
--                put_user_u32(gettid(), child_tidptr);
-+                put_user_u32(sys_gettid(), child_tidptr);
-             if (flags & CLONE_PARENT_SETTID)
--                put_user_u32(gettid(), parent_tidptr);
-+                put_user_u32(sys_gettid(), parent_tidptr);
-             ts = (TaskState *)cpu->opaque;
-             if (flags & CLONE_SETTLS)
-                 cpu_set_tls (env, newtls);
-@@ -6554,7 +6558,8 @@ static int open_self_cmdline(void *cpu_env, int fd)
-     return 0;
- }
- 
--static int open_self_maps(void *cpu_env, int fd)
-+int open_self_maps(void *cpu_env, int fd);
-+int open_self_maps(void *cpu_env, int fd)
- {
-     CPUState *cpu = ENV_GET_CPU((CPUArchState *)cpu_env);
-     TaskState *ts = cpu->opaque;
-@@ -7324,10 +7329,12 @@ static abi_long do_syscall1(void *cpu_env, int num, abi_long arg1,
- #ifdef TARGET_NR_stime /* not on alpha */
-     case TARGET_NR_stime:
-         {
--            time_t host_time;
--            if (get_user_sal(host_time, arg1))
-+            struct timespec ts;
-+            ts.tv_nsec = 0;
-+            if (get_user_sal(ts.tv_sec, arg1)) {
-                 return -TARGET_EFAULT;
--            return get_errno(stime(&host_time));
-+            }
-+            return get_errno(clock_settime(CLOCK_REALTIME, &ts));
-         }
- #endif
- #ifdef TARGET_NR_alarm /* not on alpha */
-@@ -10529,7 +10536,7 @@ static abi_long do_syscall1(void *cpu_env, int num, abi_long arg1,
-         return TARGET_PAGE_SIZE;
- #endif
-     case TARGET_NR_gettid:
--        return get_errno(gettid());
-+        return get_errno(sys_gettid());
- #ifdef TARGET_NR_readahead
-     case TARGET_NR_readahead:
- #if TARGET_ABI_BITS == 32
-@@ -10813,8 +10820,19 @@ static abi_long do_syscall1(void *cpu_env, int num, abi_long arg1,
-         return get_errno(safe_tkill((int)arg1, target_to_host_signal(arg2)));
- 
-     case TARGET_NR_tgkill:
--        return get_errno(safe_tgkill((int)arg1, (int)arg2,
--                         target_to_host_signal(arg3)));
-+        {
-+          int pid  = (int)arg1,
-+              tgid = (int)arg2,
-+              sig  = (int)arg3;
-+
-+          /* Not entirely sure if the below is correct for all architectures. */
-+
-+          if(afl_forksrv_pid && afl_forksrv_pid == pid && sig == SIGABRT)
-+              pid = tgid = getpid();
-+
-+          ret = get_errno(safe_tgkill(pid, tgid, target_to_host_signal(sig)));
-+
-+        }
- 
- #ifdef TARGET_NR_set_robust_list
-     case TARGET_NR_set_robust_list: