From 2c5113f6d1ee9d5041d9d79cfbe13e6bea2aff56 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Mon, 3 Feb 2025 21:41:12 -0800
Subject: [PATCH] std.os.linux.mmap: remove logic that does not belong here

---
 lib/std/os/linux.zig | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 6e64d022cb..1183408694 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -899,10 +899,6 @@ pub fn umount2(special: [*:0]const u8, flags: u32) usize {
 
 pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: MAP, fd: i32, offset: i64) usize {
     if (@hasField(SYS, "mmap2")) {
-        // Make sure the offset is also specified in multiples of page size
-        if ((offset & (MMAP2_UNIT - 1)) != 0)
-            return @bitCast(-@as(isize, @intFromEnum(E.INVAL)));
-
         return syscall6(
             .mmap2,
             @intFromPtr(address),