scheduler: add futexWaitUncancelable

2026-06-04 17:51:58 +02:00
parent f90d4d883d
commit 4f35537e3d
1 changed files with 7 additions and 1 deletions
@@ -326,7 +326,13 @@ pub fn sleep(self: *Scheduler, delta_us: u64) !void {
    try self.checkCancel();
 }

-pub fn futexWait(self: *Scheduler, ptr: *const u32, expected: u32) void {
+pub fn futexWait(self: *Scheduler, ptr: *const u32, expected: u32) !void {
+    try self.checkCancel();
+    self.futexWaitUncancelable(ptr, expected);
+    try self.checkCancel();
+}
+
+pub fn futexWaitUncancelable(self: *Scheduler, ptr: *const u32, expected: u32) void {
    if (@atomicLoad(u32, ptr, .seq_cst) != expected)
        return;