Re: LZF Cryptoapi support.

[Pavel Machek <pavel@ucw.cz>]

Hi!

> New revision. Anything left to fix up?

It certainly looks better now.

> +static int lzf_compress_init(void *context)
> +{
> +	struct lzf_ctx *ctx = (struct lzf_ctx *)context;
> +
> +	/* Get LZF ready to go */
> +	ctx->hbuf = vmalloc_32((1 << hlog) * sizeof(char *));
> +	if (!ctx->hbuf) {
> +		printk(KERN_WARNING
> +		       "Failed to allocate %d bytes for lzf workspace\n",
> +		       (1 << hlog) * sizeof(char *));
> +		return -ENOMEM;
> +	}
> +
> +	/* Allocate local buffer */
> +	ctx->local_buffer = (char *)get_zeroed_page(GFP_ATOMIC);
> +
> +	if (!ctx->local_buffer) {
> +		lzf_compress_exit(ctx);
> +		return -ENOMEM;
> +	}
> +
> +	/* Allocate page buffer */
> +	ctx->page_buffer = (char *)get_zeroed_page(GFP_ATOMIC);

Why GFP_ATOMIC in last two?


> +	if (!ctx->page_buffer) {
> +		free_page((unsigned long)ctx->local_buffer);
> +		lzf_compress_exit(ctx);
> +		return -ENOMEM;
> +	}
> +
> +	ctx->first_call = 1;
> +
> +	return 0;
> +}
> +
> +static int lzf_compress(void *context, const u8 * in_data, unsigned int in_len,
                                                    ~ extra space; it
is inconsistent all over the file.

								Pavel
-- 
Boycott Kodak -- for their patent abuse against Java.