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migration: using trace_ to replace DPRINTF

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Signed-off-by: Bihong Yu <yubihong@huawei.com>
Message-Id: <1603179176-5360-1-git-send-email-yubihong@huawei.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Bihong Yu
2020-10-20 15:32:56 +08:00
committed by Dr. David Alan Gilbert
parent 0bcae62333
commit fe80c0241d
3 changed files with 34 additions and 28 deletions
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13
migration/page_cache.c
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@@ -18,14 +18,7 @@
#include "qapi/error.h"
#include "qemu/host-utils.h"
#include "page_cache.h"
#ifdef DEBUG_CACHE
#define DPRINTF(fmt, ...) \
do { fprintf(stdout, "cache: " fmt, ## __VA_ARGS__); } while (0)
#else
#define DPRINTF(fmt, ...) \
do { } while (0)
#endif
#include "trace.h"
/* the page in cache will not be replaced in two cycles */
#define CACHED_PAGE_LIFETIME 2
@@ -75,7 +68,7 @@ PageCache *cache_init(int64_t new_size, size_t page_size, Error **errp)
cache->num_items = 0;
cache->max_num_items = num_pages;
DPRINTF("Setting cache buckets to %" PRId64 "\n", cache->max_num_items);
trace_migration_pagecache_init(cache->max_num_items);
/* We prefer not to abort if there is no memory */
cache->page_cache = g_try_malloc((cache->max_num_items) *
@@ -169,7 +162,7 @@ int cache_insert(PageCache *cache, uint64_t addr, const uint8_t *pdata,
if (!it->it_data) {
it->it_data = g_try_malloc(cache->page_size);
if (!it->it_data) {
DPRINTF("Error allocating page\n");
trace_migration_pagecache_insert();
return -1;
}
cache->num_items++;