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03/05: vm: Disable caching for writable file system mappings.
From: |
guix-commits |
Subject: |
03/05: vm: Disable caching for writable file system mappings. |
Date: |
Mon, 31 Aug 2020 09:51:17 -0400 (EDT) |
civodul pushed a commit to branch master
in repository guix.
commit 7eeb78157d3d0267ce4a4ea38ff56a2c4246c11b
Author: Ludovic Courtès <ludo@gnu.org>
AuthorDate: Mon Aug 31 14:19:22 2020 +0200
vm: Disable caching for writable file system mappings.
Fixes <https://bugs.gnu.org/43062>.
Reported by elaexuotee@wilsonb.com.
* gnu/system/vm.scm (mapping->file-system)[options]: Disable loose
caching when WRITABLE? is true.
---
gnu/system/vm.scm | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 861f2a4..80a8618 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -699,7 +699,8 @@ of the GNU system as described by OS."
(device (file-system->mount-tag source))
(type "9p")
(flags (if writable? '() '(read-only)))
- (options "trans=virtio,cache=loose")
+ (options (string-append "trans=virtio"
+ (if writable? "" ",cache=loose")))
(check? #f)
(create-mount-point? #t)))))