fs/squashfs/super.c

72 static int squashfs_parse_param_threads_str(const char *str, struct squashfs_mount_opts *opts)
76 		opts->thread_ops = &squashfs_decompressor_single;
80 		opts->thread_ops = &squashfs_decompressor_multi;
84 		opts->thread_ops = &squashfs_decompressor_percpu;
91 static int squashfs_parse_param_threads_num(const char *str, struct squashfs_mount_opts *opts)
101 		opts->thread_ops = &squashfs_decompressor_multi;
102 		if (num > opts->thread_ops->max_decompressors())
104 		opts->thread_num = (int)num;
109 		opts->thread_ops = &squashfs_decompressor_single;
110 		opts->thread_num = 1;
118 static int squashfs_parse_param_threads(const char *str, struct squashfs_mount_opts *opts)
120 	int ret = squashfs_parse_param_threads_str(str, opts);
124 	return squashfs_parse_param_threads_num(str, opts);
129 	struct squashfs_mount_opts *opts = fc->fs_private;
139 		opts->errors = result.uint_32;
142 		if (squashfs_parse_param_threads(param->string, opts) != 0)
182 	struct squashfs_mount_opts *opts = fc->fs_private;
200 	msblk->thread_ops = opts->thread_ops;
202 	msblk->panic_on_errors = (opts->errors == Opt_errors_panic);
236 	if (opts->thread_num == 0) {
239 		msblk->max_thread_num = opts->thread_num;
492 	struct squashfs_mount_opts *opts = fc->fs_private;
497 	msblk->panic_on_errors = (opts->errors == Opt_errors_panic);
542 	struct squashfs_mount_opts *opts;
544 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);
545 	if (!opts)
549 	opts->thread_ops = &squashfs_decompressor_single;
551 	opts->thread_ops = &squashfs_decompressor_multi;
553 	opts->thread_ops = &squashfs_decompressor_percpu;
557 	opts->thread_num = 0;
558 	fc->fs_private = opts;