From c790e2a5bebfbd7f005ae60c860c051c46e5c810 Mon Sep 17 00:00:00 2001
From: Himbeer <himbeer@disroot.org>
Date: Sat, 27 Jul 2024 18:26:52 +0200
Subject: syscall: Enable user memory access when launching an ELF

Fixes the launch() syscall causing a load page fault.
---
 src/lib/syscall.zig | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/lib/syscall.zig')

diff --git a/src/lib/syscall.zig b/src/lib/syscall.zig
index ab36dc0..959a8ad 100644
--- a/src/lib/syscall.zig
+++ b/src/lib/syscall.zig
@@ -81,6 +81,9 @@ fn launch(trap_frame: *const trap.Frame) !usize {
 
     const bytes = bytes_ptr[0..len];
 
+    paging.setUserMemoryAccess(true);
+    defer paging.setUserMemoryAccess(false);
+
     const new_proc = try process.create(mem.page_allocator, bytes);
     return new_proc.id;
 }
-- 
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