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authorJuan Quintela <quintela@redhat.com>2023-04-27 10:35:26 +0200
committerJuan Quintela <quintela@redhat.com>2023-05-03 11:24:20 +0200
commitc61d2faa934ecafbba42d5e410298115a483175e (patch)
tree2389d07bf9c6e3bf7fae1cf8efd93c482db24330
parent96820df24eadd81bfa18b4a1814a303bb87114b8 (diff)
migration/rdma: Split the zero page case from acct_update_position
Now that we have atomic counters, we can do it on the place that we need it, no need to do it inside ram.c. Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Lukas Straub <lukasstraub2@web.de>
-rw-r--r--migration/ram.c12
-rw-r--r--migration/ram.h2
-rw-r--r--migration/rdma.c7
3 files changed, 10 insertions, 11 deletions
diff --git a/migration/ram.c b/migration/ram.c
index c3981f64e4..c249a1f468 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2629,17 +2629,13 @@ static int ram_find_and_save_block(RAMState *rs)
return pages;
}
-void acct_update_position(QEMUFile *f, size_t size, bool zero)
+void acct_update_position(QEMUFile *f, size_t size)
{
uint64_t pages = size / TARGET_PAGE_SIZE;
- if (zero) {
- stat64_add(&mig_stats.zero_pages, pages);
- } else {
- stat64_add(&mig_stats.normal_pages, pages);
- ram_transferred_add(size);
- qemu_file_credit_transfer(f, size);
- }
+ stat64_add(&mig_stats.normal_pages, pages);
+ ram_transferred_add(size);
+ qemu_file_credit_transfer(f, size);
}
static uint64_t ram_bytes_total_with_ignored(void)
diff --git a/migration/ram.h b/migration/ram.h
index 8692de6ba0..3804753ca3 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -53,7 +53,7 @@ void mig_throttle_counter_reset(void);
uint64_t ram_pagesize_summary(void);
int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len);
-void acct_update_position(QEMUFile *f, size_t size, bool zero);
+void acct_update_position(QEMUFile *f, size_t size);
void ram_postcopy_migrated_memory_release(MigrationState *ms);
/* For outgoing discard bitmap */
void ram_postcopy_send_discard_bitmap(MigrationState *ms);
diff --git a/migration/rdma.c b/migration/rdma.c
index 0af5e944f0..7a9b284c3f 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -17,8 +17,10 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu/cutils.h"
+#include "exec/target_page.h"
#include "rdma.h"
#include "migration.h"
+#include "migration-stats.h"
#include "qemu-file.h"
#include "ram.h"
#include "qemu/error-report.h"
@@ -2120,7 +2122,8 @@ retry:
return -EIO;
}
- acct_update_position(f, sge.length, true);
+ stat64_add(&mig_stats.zero_pages,
+ sge.length / qemu_target_page_size());
return 1;
}
@@ -2228,7 +2231,7 @@ retry:
}
set_bit(chunk, block->transit_bitmap);
- acct_update_position(f, sge.length, false);
+ acct_update_position(f, sge.length);
rdma->total_writes++;
return 0;