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[Qemu-devel] [PATCH 11/31] ram: Remove unused pages_skiped variable


From: Juan Quintela
Subject: [Qemu-devel] [PATCH 11/31] ram: Remove unused pages_skiped variable
Date: Wed, 15 Mar 2017 14:50:01 +0100

For compatibility, we need to still send a value, but just specify it
and comment the fact.

Signed-off-by: Juan Quintela <address@hidden>
---
 include/migration/migration.h |  2 --
 migration/migration.c         |  3 ++-
 migration/ram.c               | 11 -----------
 3 files changed, 2 insertions(+), 14 deletions(-)

diff --git a/include/migration/migration.h b/include/migration/migration.h
index 3e6bb68..9c83951 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -277,8 +277,6 @@ void free_xbzrle_decoded_buf(void);
 void acct_update_position(QEMUFile *f, size_t size, bool zero);
 
 uint64_t dup_mig_pages_transferred(void);
-uint64_t skipped_mig_bytes_transferred(void);
-uint64_t skipped_mig_pages_transferred(void);
 uint64_t norm_mig_bytes_transferred(void);
 uint64_t norm_mig_pages_transferred(void);
 uint64_t xbzrle_mig_bytes_transferred(void);
diff --git a/migration/migration.c b/migration/migration.c
index 3dab684..c3e1b95 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -639,7 +639,8 @@ static void populate_ram_info(MigrationInfo *info, 
MigrationState *s)
     info->ram->transferred = ram_bytes_transferred();
     info->ram->total = ram_bytes_total();
     info->ram->duplicate = dup_mig_pages_transferred();
-    info->ram->skipped = skipped_mig_pages_transferred();
+    /* legacy value.  It is not used anymore */
+    info->ram->skipped = 0;
     info->ram->normal = norm_mig_pages_transferred();
     info->ram->normal_bytes = norm_mig_bytes_transferred();
     info->ram->mbps = s->mbps;
diff --git a/migration/ram.c b/migration/ram.c
index 83fe20a..468f042 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -169,7 +169,6 @@ static RAMState ram_state;
 
 /* accounting for migration statistics */
 typedef struct AccountingInfo {
-    uint64_t skipped_pages;
     uint64_t norm_pages;
     uint64_t iterations;
     uint64_t xbzrle_bytes;
@@ -191,16 +190,6 @@ uint64_t dup_mig_pages_transferred(void)
     return ram_state.zero_pages;
 }
 
-uint64_t skipped_mig_bytes_transferred(void)
-{
-    return acct_info.skipped_pages * TARGET_PAGE_SIZE;
-}
-
-uint64_t skipped_mig_pages_transferred(void)
-{
-    return acct_info.skipped_pages;
-}
-
 uint64_t norm_mig_bytes_transferred(void)
 {
     return acct_info.norm_pages * TARGET_PAGE_SIZE;
-- 
2.9.3




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