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From: Trond Myklebust <trondmy@gmail.com>
To: linux-nfs@vger.kernel.org
Subject: [PATCH 02/19] NFS/flexfiles: Fix up sparse RCU annotations
Date: Fri,  1 Mar 2019 14:24:38 -0500	[thread overview]
Message-ID: <20190301192455.104943-3-trond.myklebust@hammerspace.com> (raw)
In-Reply-To: <20190301192455.104943-2-trond.myklebust@hammerspace.com>

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
 fs/nfs/flexfilelayout/flexfilelayout.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 32701b6a9566..244a03c22b31 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -410,7 +410,7 @@ ff_layout_alloc_lseg(struct pnfs_layout_hdr *lh,
 	for (i = 0; i < fls->mirror_array_cnt; i++) {
 		struct nfs4_ff_layout_mirror *mirror;
 		struct cred *kcred;
-		const struct cred *cred;
+		const struct cred __rcu *cred;
 		kuid_t uid;
 		kgid_t gid;
 		u32 ds_count, fh_count, id;
@@ -501,7 +501,7 @@ ff_layout_alloc_lseg(struct pnfs_layout_hdr *lh,
 			goto out_err_free;
 		kcred->fsuid = uid;
 		kcred->fsgid = gid;
-		cred = kcred;
+		cred = RCU_INITIALIZER(kcred);
 
 		if (lgr->range.iomode == IOMODE_READ)
 			rcu_assign_pointer(fls->mirror_array[i]->ro_cred, cred);
-- 
2.20.1


  reply	other threads:[~2019-03-01 19:26 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-01 19:24 [PATCH 00/19] Updates for pNFS/flexfiles Trond Myklebust
2019-03-01 19:24 ` [PATCH 01/19] NFSv4/flexfiles: Fix invalid deref in FF_LAYOUT_DEVID_NODE() Trond Myklebust
2019-03-01 19:24   ` Trond Myklebust [this message]
2019-03-01 19:24     ` [PATCH 03/19] NFSv4/pnfs: Fix barriers in nfs4_mark_deviceid_unavailable() Trond Myklebust
2019-03-01 19:24       ` [PATCH 04/19] NFSv4/flexfiles: Abort I/O early if the layout segment was invalidated Trond Myklebust
2019-03-01 19:24         ` [PATCH 05/19] NFSv4.2: Add client support for the generic 'layouterror' RPC call Trond Myklebust
2019-03-01 19:24           ` [PATCH 06/19] NFS/flexfiles: Send LAYOUTERROR when failing over mirrored reads Trond Myklebust
2019-03-01 19:24             ` [PATCH 07/19] NFSv4: Handle early exit in layoutget by returning an error Trond Myklebust
2019-03-01 19:24               ` [PATCH 08/19] NFS/flexfiles: refactor calls to fs4_ff_layout_prepare_ds() Trond Myklebust
2019-03-01 19:24                 ` [PATCH 09/19] NFS/flexfiles: Avoid unnecessary layout invalidations Trond Myklebust
2019-03-01 19:24                   ` [PATCH 10/19] NFS/flexfiles: Remove bogus checks for invalid deviceids Trond Myklebust
2019-03-01 19:24                     ` [PATCH 11/19] NFS/flexfiles: Don't invalidate DS deviceids for being unresponsive Trond Myklebust
2019-03-01 19:24                       ` [PATCH 12/19] NFS/flexfiles: Speed up read failover when DSes are down Trond Myklebust
2019-03-01 19:24                         ` [PATCH 13/19] NFS/flexfiles: Simplify nfs4_ff_layout_select_ds_fh() Trond Myklebust
2019-03-01 19:24                           ` [PATCH 14/19] NFS/flexfiles: Simplify nfs4_ff_find_or_create_ds_client() Trond Myklebust
2019-03-01 19:24                             ` [PATCH 15/19] NFS/flexfiles: Simplify ff_layout_get_ds_cred() Trond Myklebust
2019-03-01 19:24                               ` [PATCH 16/19] NFS/flexfile: Simplify nfs4_ff_layout_ds_version() Trond Myklebust
2019-03-01 19:24                                 ` [PATCH 17/19] NFS/flexfile: Simplify nfs4_ff_layout_select_ds_stateid() Trond Myklebust
2019-03-01 19:24                                   ` [PATCH 18/19] NFS/flexfiles: Remove dead code in ff_layout_mirror_valid() Trond Myklebust
2019-03-01 19:24                                     ` [PATCH 19/19] NFS/flexfiles: Clean up mirror DS initialisation Trond Myklebust
2019-03-18 10:58             ` [PATCH 06/19] NFS/flexfiles: Send LAYOUTERROR when failing over mirrored reads kbuild test robot

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