tree 2d94649b45e5f2ab110ee192fa5b77458018de1e
parent a2809d0e16963fdf3984409e47f145cccb0c6821
author Ronnie Sahlberg <lsahlber@redhat.com> 1642472217 +1000
committer Steve French <stfrench@microsoft.com> 1642486203 -0600

cifs: serialize all mount attempts

RHBZ: 2008434

Some servers, such as Windows2016 have a very low number of concurrent mounts that
they allow from each client.
This can be a problem if you have a more than a handful (==3 in this case)
of cifs entries in your fstab and cause a number of the mounts there to randomly fail.

Add a global mutex and use it to serialize all mount attempts.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>