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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>
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cba7b3d150
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@ -889,7 +889,7 @@ static void nfs4_put_deleg_lease(struct nfs4_delegation *dp)
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spin_unlock(&fp->fi_lock);
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if (filp) {
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vfs_setlease(filp, F_UNLCK, NULL, (void **)&fp);
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vfs_setlease(filp, F_UNLCK, NULL, (void **)&dp);
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fput(filp);
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}
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}
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@ -3957,13 +3957,9 @@ static bool
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nfsd_break_deleg_cb(struct file_lock *fl)
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{
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bool ret = false;
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struct nfs4_file *fp = (struct nfs4_file *)fl->fl_owner;
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struct nfs4_delegation *dp;
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struct nfs4_delegation *dp = (struct nfs4_delegation *)fl->fl_owner;
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struct nfs4_file *fp = dp->dl_stid.sc_file;
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if (!fp) {
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WARN(1, "(%p)->fl_owner NULL\n", fl);
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return ret;
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}
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if (fp->fi_had_conflict) {
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WARN(1, "duplicate break on %p\n", fp);
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return ret;
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@ -4309,7 +4305,8 @@ static bool nfsd4_cb_channel_good(struct nfs4_client *clp)
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return clp->cl_minorversion && clp->cl_cb_state == NFSD4_CB_UNKNOWN;
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}
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static struct file_lock *nfs4_alloc_init_lease(struct nfs4_file *fp, int flag)
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static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp,
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int flag)
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{
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struct file_lock *fl;
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@ -4320,7 +4317,7 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_file *fp, int flag)
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fl->fl_flags = FL_DELEG;
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fl->fl_type = flag == NFS4_OPEN_DELEGATE_READ? F_RDLCK: F_WRLCK;
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fl->fl_end = OFFSET_MAX;
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fl->fl_owner = (fl_owner_t)fp;
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fl->fl_owner = (fl_owner_t)dp;
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fl->fl_pid = current->tgid;
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return fl;
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}
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@ -4344,7 +4341,7 @@ static int nfs4_setlease(struct nfs4_delegation *dp)
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struct file *filp;
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int status = 0;
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fl = nfs4_alloc_init_lease(fp, NFS4_OPEN_DELEGATE_READ);
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fl = nfs4_alloc_init_lease(dp, NFS4_OPEN_DELEGATE_READ);
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if (!fl)
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return -ENOMEM;
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filp = find_readable_file(fp);
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