Re: [PATCH] ceph: demote quotarealm lookup warning to a debug message

From: Jeff Layton
Date: Tue May 05 2020 - 10:55:21 EST


On Tue, 2020-05-05 at 13:59 +0100, Luis Henriques wrote:
> A misconfigured cephx can easily result in having the kernel client
> flooding the logs with:
>
> ceph: Can't lookup inode 1 (err: -13)
>
> Change his message to debug level.
>
> Link: https://tracker.ceph.com/issues/44546
> Signed-off-by: Luis Henriques <lhenriques@xxxxxxxx>
> ---
> Hi!
>
> This patch should fix some harmless warnings when using cephx to restrict
> users access to certain filesystem paths. I've added a comment to the
> tracker where removing this warning could result (unlikely, IMHO!) in an
> admin to miss not-so-harmless bogus configurations.
>
> Cheers,
> --
> LuÃs
>
> fs/ceph/quota.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/ceph/quota.c b/fs/ceph/quota.c
> index de56dee60540..19507e2fdb57 100644
> --- a/fs/ceph/quota.c
> +++ b/fs/ceph/quota.c
> @@ -159,8 +159,8 @@ static struct inode *lookup_quotarealm_inode(struct ceph_mds_client *mdsc,
> }
>
> if (IS_ERR(in)) {
> - pr_warn("Can't lookup inode %llx (err: %ld)\n",
> - realm->ino, PTR_ERR(in));
> + dout("Can't lookup inode %llx (err: %ld)\n",
> + realm->ino, PTR_ERR(in));
> qri->timeout = jiffies + msecs_to_jiffies(60 * 1000); /* XXX */
> } else {
> qri->timeout = 0;
>

Merged into testing.

Thanks Luis!
--
Jeff Layton <jlayton@xxxxxxxxxx>