From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 90CA218A6AB for ; Tue, 25 Mar 2025 17:59:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742925547; cv=none; b=Zr6POQiU0LkdUMSiGAX/I4HjRIF8q9htGSBnAy7y98gHorvQk5P8a54I8YuQJcbcY5YvR5G91doFAKTTq5Q8IQAdgGcYZ5NqtfCl3C7V71rHvjbsc4J8LjqajgBItCUdbOdAAkU3zrIJkfZuUw2i+6poHqQdxvsAmNVp583awQQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742925547; c=relaxed/simple; bh=YDv+fr7uTXcA5rLlonJO6eZdtwgJe1Eq0guhx795Ibc=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=LT5mnfEdaTUdn6mfgqLngpp7UcLGo7rPfEifk/5Nh9+/U83+L0RDWqm++P5uO3eeHuVKUyncI4vkRfeZvf9199PggmN5aKiHZz+fFZJ2JIQMZp+BAj790t162EswvhNnuikxMYm8F9TGYK0qlLceNQM9li+rRtWYQjloE455B28= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XVLPbAJK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="XVLPbAJK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BC714C4CEE4; Tue, 25 Mar 2025 17:59:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742925546; bh=YDv+fr7uTXcA5rLlonJO6eZdtwgJe1Eq0guhx795Ibc=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=XVLPbAJKFO2fWJ4zP7oTBwV0AD3TbpdDswOr+B310exRkdFsYuBLpbtref8doaUhJ PLPfJFm5qj8VQrRKzs5r9cBwu1NDM3Q9Kp3qlr7eY5xJaxg8V7w3MHQpCj0usgNwYm fnKU3CRDWVKi9X4HzycLjtrRRuk1aqxURAYt1f3jLYzn2hQfwm7G0oQr4B9AlmaWMZ QZZzydCQKZFtGQ7jtGBt3uRaJB9FwpVsWiWThq8M9EyErApuhT5g7JPnVH8r6SfeJU KgtQSRP1z2hD6Rb63Y/uRCqtQSqoiHeEnDZHnz2Np+PPeBjUaA65jSTDQqbRZRWYuo TOHBnedv3G0rQ== Message-ID: <202d8ae85ba2b1cfb454356a2781ef5b31ff37be.camel@kernel.org> Subject: Re: [PATCH v2 3/4] NFSv4: clp->cl_cons_state < 0 signifies an invalid nfs_client From: Jeff Layton To: trondmy@kernel.org, linux-nfs@vger.kernel.org Cc: Josef Bacik Date: Tue, 25 Mar 2025 13:59:04 -0400 In-Reply-To: <56bc4d7e614a6d9d0aa520c71bd0ffb102e3ef08.1742919341.git.trond.myklebust@hammerspace.com> References: <56bc4d7e614a6d9d0aa520c71bd0ffb102e3ef08.1742919341.git.trond.myklebust@hammerspace.com> Autocrypt: addr=jlayton@kernel.org; prefer-encrypt=mutual; keydata=mQINBE6V0TwBEADXhJg7s8wFDwBMEvn0qyhAnzFLTOCHooMZyx7XO7dAiIhDSi7G1NPxw n8jdFUQMCR/GlpozMFlSFiZXiObE7sef9rTtM68ukUyZM4pJ9l0KjQNgDJ6Fr342Htkjxu/kFV1Wv egyjnSsFt7EGoDjdKqr1TS9syJYFjagYtvWk/UfHlW09X+jOh4vYtfX7iYSx/NfqV3W1D7EDi0PqV 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Tue, 2025-03-25 at 12:17 -0400, trondmy@kernel.org wrote: > From: Trond Myklebust >=20 > If someone calls nfs_mark_client_ready(clp, status) with a negative > value for status, then that should signal that the nfs_client is no > longer valid. >=20 > Signed-off-by: Trond Myklebust > --- > fs/nfs/nfs4state.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) >=20 > diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c > index 542cdf71229f..738eb2789266 100644 > --- a/fs/nfs/nfs4state.c > +++ b/fs/nfs/nfs4state.c > @@ -1198,7 +1198,7 @@ void nfs4_schedule_state_manager(struct nfs_client = *clp) > struct rpc_clnt *clnt =3D clp->cl_rpcclient; > bool swapon =3D false; > =20 > - if (clnt->cl_shutdown) > + if (clnt->cl_shutdown || clp->cl_cons_state < 0) Would it be simpler to just set cl_shutdown when this occurs instead of having to check cl_cons_state as well? > return; > =20 > set_bit(NFS4CLNT_RUN_MANAGER, &clp->cl_state); > @@ -1403,7 +1403,7 @@ int nfs4_schedule_stateid_recovery(const struct nfs= _server *server, struct nfs4_ > dprintk("%s: scheduling stateid recovery for server %s\n", __func__, > clp->cl_hostname); > nfs4_schedule_state_manager(clp); > - return 0; > + return clp->cl_cons_state < 0 ? clp->cl_cons_state : 0; > } > EXPORT_SYMBOL_GPL(nfs4_schedule_stateid_recovery); > =20 --=20 Jeff Layton