From f0ef5021f8c78e10f6667c4cdcee57bf0e550f50 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Tue, 2 Jul 2024 17:40:02 -0300
Subject: Fix: increase default msize for 9p mounts to 32MiB depending on
 kernel support

---
 kvmxfile | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'kvmxfile')

diff --git a/kvmxfile b/kvmxfile
index 0ecfbab..af2b0d8 100644
--- a/kvmxfile
+++ b/kvmxfile
@@ -52,8 +52,16 @@ net="user"
 #     https://github.com/clearcontainers/hyperstart/pull/25
 #     https://issues.guix.gnu.org/47225
 #
-# Example: 4194304 bytes = 4MiB
-#shared_folders_msize="4194304"
+# Examples:  4194304 bytes =  4MiB
+#           16777216 bytes = 16MiB
+#           33554432 bytes = 32MiB
+#
+# Depending on upstream support (kernel and virtio), the underlying drivers may
+# cap this to a max, and give you the following message:
+#
+#   9pnet: Limiting 'msize' to 512000 as this is the maximum supported by transport virtio
+#
+#shared_folders_msize="33554432"
 
 # Shared folders caching
 # See https://www.kernel.org/doc/Documentation/filesystems/9p.txt
-- 
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