Currently mounting fuse fs inside CT fails because
we don't pass (file->f_cred->user_ns != &init_user_ns) check.
Test file's namespace against VE's init_cred->user_ns instead.
This allows to use fuse inside containers.

https://jira.sw.ru/browse/PSBM-41075

Signed-off-by: Andrey Ryabinin <[email protected]>
---
 fs/fuse/inode.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 4a1b46f..bb010cb 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -20,6 +20,7 @@
 #include <linux/random.h>
 #include <linux/sched.h>
 #include <linux/exportfs.h>
+#include <linux/ve.h>
 
 MODULE_AUTHOR("Miklos Szeredi <[email protected]>");
 MODULE_DESCRIPTION("Filesystem in Userspace");
@@ -1147,7 +1148,7 @@ static int fuse_fill_super(struct super_block *sb, void 
*data, int silent)
                goto err;
 
        if ((file->f_op != &fuse_dev_operations) ||
-           (file->f_cred->user_ns != &init_user_ns))
+           (file->f_cred->user_ns != ve_init_user_ns()))
                goto err_fput;
 
        fc = kmalloc(sizeof(*fc), GFP_KERNEL);
-- 
2.4.10

_______________________________________________
Devel mailing list
[email protected]
https://lists.openvz.org/mailman/listinfo/devel

Reply via email to