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[Qemu-trivial] [PATCH 7/7] migration: do floating-point division
From: |
Paolo Bonzini |
Subject: |
[Qemu-trivial] [PATCH 7/7] migration: do floating-point division |
Date: |
Mon, 26 Jan 2015 12:12:27 +0100 |
Dividing integer expressions transferred_bytes and time_spent, and then
converting
the integer quotient to type double. Any remainder, or fractional part of the
quotient, is ignored. Fix this.
Signed-off-by: Paolo Bonzini <address@hidden>
---
migration/migration.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/migration/migration.c b/migration/migration.c
index b3adbc6..6db75b8 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -646,7 +646,7 @@ static void *migration_thread(void *opaque)
if (current_time >= initial_time + BUFFER_DELAY) {
uint64_t transferred_bytes = qemu_ftell(s->file) - initial_bytes;
uint64_t time_spent = current_time - initial_time;
- double bandwidth = transferred_bytes / time_spent;
+ double bandwidth = (double)transferred_bytes / time_spent;
max_size = bandwidth * migrate_max_downtime() / 1000000;
s->mbps = time_spent ? (((double) transferred_bytes * 8.0) /
--
1.8.3.1
- [Qemu-trivial] [PATCH 0/7] Six coverity fixes and a cleanup, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 2/7] cpu-exec: simplify icount code, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 5/7] cutils: refine strtol error handling in parse_debug_env, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 3/7] uri: avoid NULL arguments to strcmp, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 4/7] qemu-sockets: improve error reporting in unix_listen_opts, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 6/7] aes: remove a dead return statement, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 1/7] cpu-exec: drop dead assignment, Paolo Bonzini, 2015/01/26
- [Qemu-trivial] [PATCH 7/7] migration: do floating-point division,
Paolo Bonzini <=