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Re: [Qemu-devel] [PATCH v2 03/10] migration: stop decompression to alloc


From: Peter Xu
Subject: Re: [Qemu-devel] [PATCH v2 03/10] migration: stop decompression to allocate and free memory frequently
Date: Wed, 28 Mar 2018 17:42:39 +0800
User-agent: Mutt/1.9.1 (2017-09-22)

On Tue, Mar 27, 2018 at 05:10:36PM +0800, address@hidden wrote:

[...]

> +static int compress_threads_load_setup(void)
> +{
> +    int i, thread_count;
> +
> +    if (!migrate_use_compression()) {
> +        return 0;
> +    }
> +
> +    thread_count = migrate_decompress_threads();
> +    decompress_threads = g_new0(QemuThread, thread_count);
> +    decomp_param = g_new0(DecompressParam, thread_count);
> +    qemu_mutex_init(&decomp_done_lock);
> +    qemu_cond_init(&decomp_done_cond);
> +    for (i = 0; i < thread_count; i++) {
> +        if (inflateInit(&decomp_param[i].stream) != Z_OK) {
> +            goto exit;
> +        }
> +        decomp_param[i].stream.opaque = &decomp_param[i];

Same question as the encoding patch here, otherwise looks good to me.

Thanks,

-- 
Peter Xu



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