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 AC7F81C9446 for ; Thu, 22 Aug 2024 12:07:45 +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=1724328465; cv=none; b=cKyaa+BHnVUc9w9FVNS9SZGyrn6TTyMpMuZNJFnx5moQ33W6mCR7xAwQtKTR4ZCdNObBGHPRjChdLVX2cOV1r9q5ToEqH+NmDu+wNyU9d4tILBIx+DphL2RblyZ3DvW2+WMjpgTjWeUPaj499QH2FTd/ZmDHTbUkYyOsQ0tQhss= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724328465; c=relaxed/simple; bh=xZwga1jOKQUANzZ0Ol/kNeM1gnKUMcuETFUnQPIZldI=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=BeWgxHEI9cJFGZKgqO1odMbicQ5FX4I6VnvhGUx24mMD4UwSd/IkWJCOtEgeuauLPYGTpn2q5A/O8mdve0L+IDMMuAV7rH/XudMNocjUKKZX3dls2KlREu8GoIJvr8LaRTQ/0OPOw1Fjl3q8IYy90+epHffT7LGkvA/t0d/ncAI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q6Ydy/8B; 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="Q6Ydy/8B" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E406FC32782; Thu, 22 Aug 2024 12:07:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724328465; bh=xZwga1jOKQUANzZ0Ol/kNeM1gnKUMcuETFUnQPIZldI=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=Q6Ydy/8BQKPk67RNRmJDnXu5S3T62RXOgY52/rhk5yDAkX5ncKU7lnn8zNOOmuSwb v8lgYKLn6WU77J2aVXu8VyI7CWUDXiHtdQiDsGVN5qMSJ0CqHKYUpbRcs3tRHgA4+u fOPQ9IPXErw9Egjlj/tez1oeBpu1ZOniT7Wx2uRkGm3N8fprdGVVo2ABNakb/caH6D RYx/XAGKb/bJdnDuSgC92EzYyldrfbEj5nu8PW+xj4+cgWMioE0d7mu1lg5roy6cc1 /FdkF8lH0QuecpKXemFSaOiSGpWSLibRMsq9SphJ77oDsUorLkJz4lF8uw2WXcdn2V 27plRteAEj7gA== Message-ID: <0b6143e4d2f7508f874f238355f2cc74031d1958.camel@kernel.org> Subject: Re: [PATCH 2/3] NFSv4: Fix clearing of layout segments in layoutreturn From: Jeff Layton To: trondmy@kernel.org, Anna Schumaker Cc: linux-nfs@vger.kernel.org Date: Thu, 22 Aug 2024 08:07:43 -0400 In-Reply-To: <219bcbc91166e476ef996901ae8f3ddb2278d166.1724263426.git.trond.myklebust@hammerspace.com> References: <219bcbc91166e476ef996901ae8f3ddb2278d166.1724263426.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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Wed, 2024-08-21 at 14:05 -0400, trondmy@kernel.org wrote: > From: Trond Myklebust >=20 > Make sure that we clear the layout segments in cases where we see a > fatal error, and also in the case where the layout is invalid. >=20 > Signed-off-by: Trond Myklebust > --- > =C2=A0fs/nfs/nfs4proc.c | 9 ++++++--- > =C2=A0fs/nfs/pnfs.c=C2=A0=C2=A0=C2=A0=C2=A0 | 5 ++--- > =C2=A02 files changed, 8 insertions(+), 6 deletions(-) >=20 > diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c > index 8883016c551c..daba7d89a0cf 100644 > --- a/fs/nfs/nfs4proc.c > +++ b/fs/nfs/nfs4proc.c > @@ -9997,6 +9997,7 @@ static void nfs4_layoutreturn_done(struct > rpc_task *task, void *calldata) > =C2=A0 fallthrough; > =C2=A0 default: > =C2=A0 task->tk_status =3D 0; > + lrp->res.lrs_present =3D 0; > =C2=A0 fallthrough; > =C2=A0 case 0: > =C2=A0 break; > @@ -10010,9 +10011,11 @@ static void nfs4_layoutreturn_done(struct > rpc_task *task, void *calldata) > =C2=A0 task->tk_status =3D 0; > =C2=A0 break; > =C2=A0 case -NFS4ERR_DELAY: > - if (nfs4_async_handle_error(task, server, NULL, > NULL) !=3D -EAGAIN) > - break; > - goto out_restart; > + if (nfs4_async_handle_error(task, server, NULL, > NULL) =3D=3D > + =C2=A0=C2=A0=C2=A0 -EAGAIN) > + goto out_restart; > + lrp->res.lrs_present =3D 0; > + break; > =C2=A0 } > =C2=A0 return; > =C2=A0out_restart: > diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c > index aa698481bec8..0d16b383a452 100644 > --- a/fs/nfs/pnfs.c > +++ b/fs/nfs/pnfs.c > @@ -1284,10 +1284,9 @@ void pnfs_layoutreturn_free_lsegs(struct > pnfs_layout_hdr *lo, > =C2=A0 LIST_HEAD(freeme); > =C2=A0 > =C2=A0 spin_lock(&inode->i_lock); > - if (!pnfs_layout_is_valid(lo) || > - =C2=A0=C2=A0=C2=A0 !nfs4_stateid_match_other(&lo->plh_stateid, > arg_stateid)) > + if (!nfs4_stateid_match_other(&lo->plh_stateid, > arg_stateid)) > =C2=A0 goto out_unlock; > - if (stateid) { > + if (stateid && pnfs_layout_is_valid(lo)) { > =C2=A0 u32 seq =3D be32_to_cpu(arg_stateid->seqid); > =C2=A0 > =C2=A0 pnfs_mark_matching_lsegs_invalid(lo, &freeme, range, > seq); Reviewed-by: Jeff Layton