From nobody Sun Feb 8 00:08:08 2026 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 6FAF2280A52; Sat, 3 May 2025 19:59:48 +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=1746302389; cv=none; b=Yg/9OnOSadQveCwNVDqBURGcUys8i05v170i0zaPkiHtHtDbVNrsT6/O2EqU7HdeNImBL467wLM6Y7E5eNOwFgnY8vXfQrKI6o4PrLEy88PrLqkfFhUhKD6ByzIu/xexXy+jfmBb8tQCe6/H44MF7d2l+LAHfEnRKmmy1L5mV1g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746302389; c=relaxed/simple; bh=gSwF/HPRk47C+RY/8Zzaq52Y/XzIPBLZGy7m330tfxg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=VqPDUSsv0vWfHW9oYYUU4vWs3415eH/yWsl/0jJSD0Dv6iyo+86lv42aIfd9D+R8BQ1C0HM6u5Ht4blFWGBuHkhAESwFRM61NnxvLUR1fMqgIMYWSRbNhkoltAVL2/QfV+NoCUDxKQ4u5RAZK7Qy90ySiWyrVK3avaiuMNGvgXY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eKKhCxsd; 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="eKKhCxsd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21615C4CEEE; Sat, 3 May 2025 19:59:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746302388; bh=gSwF/HPRk47C+RY/8Zzaq52Y/XzIPBLZGy7m330tfxg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eKKhCxsdQSTMAq8fwZPMhpP/NpBDpGu7PiOmZHDB7g8o3Kv84/i3K+m9JfSANixII a5ldd4N4Pno+8L6tKKppDkRN/gcjTmR1EPvdMsqyOq4oWwC8M/Oi1QM8qEMCGKklNJ N2gkZrQO4ahwS2gi/mAOEk7xNU7xr+Qk/iVMrhdbJbHXEf1JxU6rCu4znmZiQpndto EnN+UepjrceCt1hvIBwX3TMCh76pVuZQaS1hWwFiepVwS4lLsFNDaoYg2Z9UHP2+x5 Q6G9rvo4jKGULkgxoFDP9tf41v+TlImKvP+LieNhbpXswzYKJpCYf3wL2Vg0IhrN+8 faEuRya0HZdZA== From: cel@kernel.org To: NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker Cc: sargun@sargun.me, , Subject: [PATCH v4 08/18] nfsd: add tracepoints for unlink events Date: Sat, 3 May 2025 15:59:26 -0400 Message-ID: <20250503195936.5083-9-cel@kernel.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250503195936.5083-1-cel@kernel.org> References: <20250503195936.5083-1-cel@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Jeff Layton Observe the start of UNLINK, REMOVE, and RMDIR operations for all NFS versions. Signed-off-by: Jeff Layton Signed-off-by: Chuck Lever --- fs/nfsd/trace.h | 24 ++++++++++++++++++++++++ fs/nfsd/vfs.c | 2 ++ 2 files changed, 26 insertions(+) diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h index acbf94cfb720..e96585546d01 100644 --- a/fs/nfsd/trace.h +++ b/fs/nfsd/trace.h @@ -2498,6 +2498,30 @@ TRACE_EVENT(nfsd_vfs_link, ) ); =20 +TRACE_EVENT(nfsd_vfs_unlink, + TP_PROTO( + const struct svc_rqst *rqstp, + const struct svc_fh *fhp, + const char *name, + unsigned int len + ), + TP_ARGS(rqstp, fhp, name, len), + TP_STRUCT__entry( + NFSD_TRACE_PROC_CALL_FIELDS(rqstp) + __field(u32, fh_hash) + __string_len(name, name, len) + ), + TP_fast_assign( + NFSD_TRACE_PROC_CALL_ASSIGNMENTS(rqstp); + __entry->fh_hash =3D knfsd_fh_hash(&fhp->fh_handle); + __assign_str(name); + ), + TP_printk("xid=3D0x%08x fh_hash=3D0x%08x name=3D%s", + __entry->xid, __entry->fh_hash, + __get_str(name) + ) +); + #endif /* _NFSD_TRACE_H */ =20 #undef TRACE_INCLUDE_PATH diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 30702f36db98..820290e5328f 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -1998,6 +1998,8 @@ nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fh= p, int type, __be32 err; int host_err; =20 + trace_nfsd_vfs_unlink(rqstp, fhp, fname, flen); + err =3D nfserr_acces; if (!flen || isdotent(fname, flen)) goto out; --=20 2.49.0