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From: Max Reitz <mreitz@redhat.com>
To: qemu-devel@nongnu.org
Cc: virtio-fs@redhat.com,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Max Reitz <mreitz@redhat.com>
Subject: [PATCH] virtiofsd: Show submounts
Date: Fri, 24 Apr 2020 15:35:16 +0200	[thread overview]
Message-ID: <20200424133516.73077-1-mreitz@redhat.com> (raw)

Currently, setup_mounts() bind-mounts the shared directory without
MS_REC.  This makes all submounts disappear.

Pass MS_REC so that the guest can see submounts again.

Fixes: 3ca8a2b1c83eb185c232a4e87abbb65495263756
Signed-off-by: Max Reitz <mreitz@redhat.com>
---
 tools/virtiofsd/passthrough_ll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index 4c35c95b25..9d7f863e66 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -2643,7 +2643,7 @@ static void setup_mounts(const char *source)
     int oldroot;
     int newroot;
 
-    if (mount(source, source, NULL, MS_BIND, NULL) < 0) {
+    if (mount(source, source, NULL, MS_BIND | MS_REC, NULL) < 0) {
         fuse_log(FUSE_LOG_ERR, "mount(%s, %s, MS_BIND): %m\n", source, source);
         exit(1);
     }
-- 
2.25.3



             reply	other threads:[~2020-04-24 13:36 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-24 13:35 Max Reitz [this message]
2020-04-27 17:59 ` [PATCH] virtiofsd: Show submounts Dr. David Alan Gilbert
2020-04-28  6:06   ` Max Reitz
2020-04-28  9:59     ` Dr. David Alan Gilbert
2020-04-28 10:13       ` Max Reitz
2020-04-28 10:19         ` Dr. David Alan Gilbert
2020-04-28  8:46   ` Daniel P. Berrangé
2020-04-28 14:51   ` Stefan Hajnoczi
2020-04-28 14:58     ` Daniel P. Berrangé
2020-04-28 19:07     ` [Virtio-fs] " Miklos Szeredi
2020-04-28 19:15       ` Dr. David Alan Gilbert
2020-04-29  7:59         ` Miklos Szeredi
2020-04-29  9:26           ` Miklos Szeredi
2020-04-29 12:34             ` Vivek Goyal
2020-04-29 12:41               ` Vivek Goyal
2020-04-29  8:31         ` Max Reitz
2020-04-29  8:52           ` Miklos Szeredi
2020-04-29  9:31             ` Max Reitz
2020-04-29 14:57   ` Dr. David Alan Gilbert
2020-04-29 15:35     ` Vivek Goyal
2020-04-30  8:06     ` Max Reitz
2020-04-30  8:58       ` Dr. David Alan Gilbert
2020-04-30  9:21         ` Max Reitz
2020-04-30 11:38           ` Max Reitz
2020-04-30 13:56         ` Vivek Goyal
2020-04-30 14:20           ` Dr. David Alan Gilbert
2020-04-30 14:24             ` Vivek Goyal
2020-04-30 14:34             ` Daniel P. Berrangé
2020-04-30 14:41               ` Vivek Goyal
2020-04-30 14:47                 ` Daniel P. Berrangé
2020-04-30 15:41                   ` Vivek Goyal
2020-05-01 17:53 ` Dr. David Alan Gilbert

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