From ff3f5aa154fd4ee390c87733b6ed61d68a750c33 Mon Sep 17 00:00:00 2001
From: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
Date: Mon, 16 Jan 2023 11:22:41 -0800
Subject: Don't open non-blocking on Linux

---
 src/bun.js/webcore/blob.zig | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/bun.js')

diff --git a/src/bun.js/webcore/blob.zig b/src/bun.js/webcore/blob.zig
index 6eb0eb7c0..de92aa0f4 100644
--- a/src/bun.js/webcore/blob.zig
+++ b/src/bun.js/webcore/blob.zig
@@ -926,7 +926,12 @@ pub const Blob = struct {
 
                 const State = @This();
 
-                const __opener_flags = std.os.O.NONBLOCK | std.os.O.CLOEXEC;
+                /// This is a workaround for some versions of IO uring returning
+                /// EAGAIN when reading a file opened with O_NONBLOCK. Since io_uring waits, we don't need to wait.
+                const non_block_without_io_uring = if (Environment.isLinux) 0 else std.os.O.NONBLOCK;
+
+                const __opener_flags = non_block_without_io_uring | std.os.O.CLOEXEC;
+
                 const open_flags_ = if (@hasDecl(This, "open_flags"))
                     This.open_flags | __opener_flags
                 else
-- 
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