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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
[Qemu-devel] [PATCH v2 02/10] migration: stop compression to allocate and free memory frequently, guangrong . xiao, 2018/03/28