linux: Fix implicit conversion error on ARM [updated] (see https://crbug.com/1292951#c100)

patch/patches/linux_arm_1292951.patch

@@ -1,18 +1,13 @@
 diff --git linux_syscall_support.h linux_syscall_support.h
-index e4e816f..bbbd338 100644
+index e4e816f..5ea1295 100644
 --- linux_syscall_support.h
 +++ linux_syscall_support.h
-@@ -4861,7 +4861,12 @@ struct kernel_statfs {
+@@ -4842,7 +4842,7 @@ struct kernel_statfs {
-                                           size_t count, loff_t off) {
+                            unsigned, o2)
-       union { loff_t off; unsigned arg[2]; } o = { off };
+       LSS_INLINE _syscall5(ssize_t, _pwrite64,       int,         f,
-       return LSS_NAME(_pwrite64)(fd, buf, count,
+                            const void *,   b, size_t, c, unsigned, o1,
--                                 LSS_LLARG_PAD o.arg[0], o.arg[1]);
+-                           long, o2)
-+                                 LSS_LLARG_PAD o.arg[0],
++                           unsigned, o2)
-+#if !defined(__ARM_EABI__) && !defined(__mips__)
+       LSS_INLINE _syscall4(int, _readahead,          int,         f,
-+                                 static_cast<long>(o.arg[1]));
+                            unsigned,       o1, unsigned, o2, size_t, c)
-+#else
+     #endif
-+                                 o.arg[1]);
-+#endif
-     }
-     LSS_INLINE int LSS_NAME(readahead)(int fd, loff_t off, size_t count) {
-       union { loff_t off; unsigned arg[2]; } o = { off };