43 lines
1016 B
C
43 lines
1016 B
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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#include <linux/fs_context.h>
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#include <linux/fs_parser.h>
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struct ovl_fs;
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struct ovl_config;
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extern const struct fs_parameter_spec ovl_parameter_spec[];
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extern const struct constant_table ovl_parameter_redirect_dir[];
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/* The set of options that user requested explicitly via mount options */
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struct ovl_opt_set {
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bool metacopy;
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bool redirect;
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bool nfs_export;
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bool index;
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};
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#define OVL_MAX_STACK 500
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struct ovl_fs_context_layer {
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char *name;
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struct path path;
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};
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struct ovl_fs_context {
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struct path upper;
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struct path work;
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size_t capacity;
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size_t nr; /* includes nr_data */
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size_t nr_data;
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struct ovl_opt_set set;
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struct ovl_fs_context_layer *lower;
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};
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int ovl_init_fs_context(struct fs_context *fc);
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void ovl_free_fs(struct ovl_fs *ofs);
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int ovl_fs_params_verify(const struct ovl_fs_context *ctx,
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struct ovl_config *config);
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int ovl_show_options(struct seq_file *m, struct dentry *dentry);
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const char *ovl_xino_mode(struct ovl_config *config);
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