mozilla-central/security/sandbox/chromium-shim/patches/with_update/fix_max_syscalls_linux_aarch64.patch

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# HG changeset patch
# User Paul Bone <pbone@mozilla.org>
# Date 1708492973 -39600
# Wed Feb 21 16:22:53 2024 +1100
# Node ID 501cb36ee885ebd0939e1892f821d55ac149ceec
# Parent cf015b6f24b494190f562b255147f96e8b8b4139
Bug 1866396 - Hard code the number of system calls for Linux on aarch64 r=jld
diff --git a/security/sandbox/chromium/sandbox/linux/bpf_dsl/linux_syscall_ranges.h b/security/sandbox/chromium/sandbox/linux/bpf_dsl/linux_syscall_ranges.h
--- a/security/sandbox/chromium/sandbox/linux/bpf_dsl/linux_syscall_ranges.h
+++ b/security/sandbox/chromium/sandbox/linux/bpf_dsl/linux_syscall_ranges.h
@@ -51,9 +51,9 @@
#elif defined(__aarch64__)
-#include <asm-generic/unistd.h>
+// The unistd.h included in the sysroot has a very old __NR_syscalls
#define MIN_SYSCALL 0u
-#define MAX_PUBLIC_SYSCALL __NR_syscalls
+#define MAX_PUBLIC_SYSCALL (MIN_SYSCALL + 1024u)
#define MAX_SYSCALL MAX_PUBLIC_SYSCALL
#else