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authorTrond Myklebust <trond.myklebust@hammerspace.com>2024-02-16 04:24:50 +0300
committerChuck Lever <chuck.lever@oracle.com>2024-03-01 17:12:33 +0300
commit6412e44c40aaf8f1d7320b2099c5bdd6cb9126ac (patch)
treeb606197a51a969c08969992ee5ad81340a948ebe /fs
parent5826e09bf3dd4470082d54447ef700cafcaa91b8 (diff)
downloadlinux-6412e44c40aaf8f1d7320b2099c5bdd6cb9126ac.tar.xz
nfsd: Fix a regression in nfsd_setattr()
Commit bb4d53d66e4b ("NFSD: use (un)lock_inode instead of fh_(un)lock for file operations") broke the NFSv3 pre/post op attributes behaviour when doing a SETATTR rpc call by stripping out the calls to fh_fill_pre_attrs() and fh_fill_post_attrs(). Fixes: bb4d53d66e4b ("NFSD: use (un)lock_inode instead of fh_(un)lock for file operations") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: NeilBrown <neilb@suse.de> Message-ID: <20240216012451.22725-1-trondmy@kernel.org> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfsd/nfs4proc.c4
-rw-r--r--fs/nfsd/vfs.c9
2 files changed, 11 insertions, 2 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 648ff427005e..2f524f453508 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1143,6 +1143,7 @@ nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
};
struct inode *inode;
__be32 status = nfs_ok;
+ bool save_no_wcc;
int err;
if (setattr->sa_iattr.ia_valid & ATTR_SIZE) {
@@ -1168,8 +1169,11 @@ nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
if (status)
goto out;
+ save_no_wcc = cstate->current_fh.fh_no_wcc;
+ cstate->current_fh.fh_no_wcc = true;
status = nfsd_setattr(rqstp, &cstate->current_fh, &attrs,
0, (time64_t)0);
+ cstate->current_fh.fh_no_wcc = save_no_wcc;
if (!status)
status = nfserrno(attrs.na_labelerr);
if (!status)
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 38952105ed7f..76e89329b9f1 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -497,7 +497,7 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp,
int accmode = NFSD_MAY_SATTR;
umode_t ftype = 0;
__be32 err;
- int host_err;
+ int host_err = 0;
bool get_write_count;
bool size_change = (iap->ia_valid & ATTR_SIZE);
int retries;
@@ -555,6 +555,9 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp,
}
inode_lock(inode);
+ err = fh_fill_pre_attrs(fhp);
+ if (err)
+ goto out_unlock;
for (retries = 1;;) {
struct iattr attrs;
@@ -582,13 +585,15 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp,
attr->na_aclerr = set_posix_acl(&nop_mnt_idmap,
dentry, ACL_TYPE_DEFAULT,
attr->na_dpacl);
+ fh_fill_post_attrs(fhp);
+out_unlock:
inode_unlock(inode);
if (size_change)
put_write_access(inode);
out:
if (!host_err)
host_err = commit_metadata(fhp);
- return nfserrno(host_err);
+ return err != 0 ? err : nfserrno(host_err);
}
#if defined(CONFIG_NFSD_V4)