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authorJ. Bruce Fields <bfields@redhat.com>2018-02-16 06:08:45 +0300
committerJ. Bruce Fields <bfields@redhat.com>2018-03-21 00:51:11 +0300
commit653e514e9ebcb1d6ab71c2c8bb28a3b65ffbfe15 (patch)
tree579fe0f28cd593e4ef91bbbd44e785243f0eb121 /fs/nfsd/nfs4state.c
parentcba7b3d15071fa0deb5b6e7a1c97c29d2904e6a3 (diff)
downloadlinux-653e514e9ebcb1d6ab71c2c8bb28a3b65ffbfe15.tar.xz
nfsd4: set fl_owner to delegation, not file pointer
For now this makes no difference, as for files having delegations, there's a one-to-one relationship between an nfs4_file and its nfs4_delegation. Signed-off-by: J. Bruce Fields <bfields@redhat.com> Reviewed-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'fs/nfsd/nfs4state.c')
-rw-r--r--fs/nfsd/nfs4state.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 39a4de64ce93..33538b98720a 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -889,7 +889,7 @@ static void nfs4_put_deleg_lease(struct nfs4_delegation *dp)
spin_unlock(&fp->fi_lock);
if (filp) {
- vfs_setlease(filp, F_UNLCK, NULL, (void **)&fp);
+ vfs_setlease(filp, F_UNLCK, NULL, (void **)&dp);
fput(filp);
}
}
@@ -3957,13 +3957,9 @@ static bool
nfsd_break_deleg_cb(struct file_lock *fl)
{
bool ret = false;
- struct nfs4_file *fp = (struct nfs4_file *)fl->fl_owner;
- struct nfs4_delegation *dp;
+ struct nfs4_delegation *dp = (struct nfs4_delegation *)fl->fl_owner;
+ struct nfs4_file *fp = dp->dl_stid.sc_file;
- if (!fp) {
- WARN(1, "(%p)->fl_owner NULL\n", fl);
- return ret;
- }
if (fp->fi_had_conflict) {
WARN(1, "duplicate break on %p\n", fp);
return ret;
@@ -4309,7 +4305,8 @@ static bool nfsd4_cb_channel_good(struct nfs4_client *clp)
return clp->cl_minorversion && clp->cl_cb_state == NFSD4_CB_UNKNOWN;
}
-static struct file_lock *nfs4_alloc_init_lease(struct nfs4_file *fp, int flag)
+static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp,
+ int flag)
{
struct file_lock *fl;
@@ -4320,7 +4317,7 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_file *fp, int flag)
fl->fl_flags = FL_DELEG;
fl->fl_type = flag == NFS4_OPEN_DELEGATE_READ? F_RDLCK: F_WRLCK;
fl->fl_end = OFFSET_MAX;
- fl->fl_owner = (fl_owner_t)fp;
+ fl->fl_owner = (fl_owner_t)dp;
fl->fl_pid = current->tgid;
return fl;
}
@@ -4344,7 +4341,7 @@ static int nfs4_setlease(struct nfs4_delegation *dp)
struct file *filp;
int status = 0;
- fl = nfs4_alloc_init_lease(fp, NFS4_OPEN_DELEGATE_READ);
+ fl = nfs4_alloc_init_lease(dp, NFS4_OPEN_DELEGATE_READ);
if (!fl)
return -ENOMEM;
filp = find_readable_file(fp);