[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [v4 06/13] arch_init: Add and free data struct for decompre
From: |
Liang Li |
Subject: |
[Qemu-devel] [v4 06/13] arch_init: Add and free data struct for decompression |
Date: |
Mon, 2 Feb 2015 19:05:42 +0800 |
Define the data structure and variables used to do multiple thread
decompression, and add the code to initialize and free them.
Signed-off-by: Liang Li <address@hidden>
Signed-off-by: Yang Zhang <address@hidden>
---
arch_init.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/arch_init.c b/arch_init.c
index 87c4947..500f299 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -345,7 +345,12 @@ struct CompressParam {
typedef struct CompressParam CompressParam;
struct DecompressParam {
- /* To be done */
+ bool busy;
+ QemuMutex mutex;
+ QemuCond cond;
+ void *des;
+ uint8 *compbuf;
+ int len;
};
typedef struct DecompressParam DecompressParam;
@@ -1188,6 +1193,9 @@ void migrate_decompress_threads_create(int count)
compressed_data_buf = g_malloc0(compressBound(TARGET_PAGE_SIZE));
quit_thread = false;
for (i = 0; i < count; i++) {
+ qemu_mutex_init(&decomp_param[i].mutex);
+ qemu_cond_init(&decomp_param[i].cond);
+ decomp_param[i].compbuf = g_malloc0(compressBound(TARGET_PAGE_SIZE));
qemu_thread_create(decompress_threads + i, "decompress",
do_data_decompress, decomp_param + i,
QEMU_THREAD_JOINABLE);
@@ -1202,6 +1210,9 @@ void migrate_decompress_threads_join(void)
thread_count = migrate_decompress_threads();
for (i = 0; i < thread_count; i++) {
qemu_thread_join(decompress_threads + i);
+ qemu_mutex_destroy(&decomp_param[i].mutex);
+ qemu_cond_destroy(&decomp_param[i].cond);
+ g_free(decomp_param[i].compbuf);
}
g_free(decompress_threads);
g_free(decomp_param);
--
1.9.1
- [Qemu-devel] [v4 07/13] migration: Split the function ram_save_page, (continued)
- [Qemu-devel] [v4 07/13] migration: Split the function ram_save_page, Liang Li, 2015/02/02
- [Qemu-devel] [v4 08/13] migration: Add the core code of multi-thread compression, Liang Li, 2015/02/02
- [Qemu-devel] [v4 09/13] migration: Make compression co-work with xbzrle, Liang Li, 2015/02/02
- [Qemu-devel] [v4 10/13] migration: Add the core code for decompression, Liang Li, 2015/02/02
- [Qemu-devel] [v4 11/13] migration: Add interface to control compression, Liang Li, 2015/02/02
- [Qemu-devel] [v4 06/13] arch_init: Add and free data struct for decompression,
Liang Li <=
- [Qemu-devel] [v4 13/13] migration: Add command to query migration parameter, Liang Li, 2015/02/02
- [Qemu-devel] [v4 02/13] migration: Add the framework of multi-thread compression, Liang Li, 2015/02/02
- [Qemu-devel] [v4 12/13] migration: Add command to set migration parameter, Liang Li, 2015/02/02