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From: | Lei Li |
Subject: | Re: [Qemu-devel] [PATCH 16/17] migration: adjust migration_thread() process for page flipping |
Date: | Fri, 25 Oct 2013 12:33:23 +0800 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 |
On 10/24/2013 10:15 PM, Paolo Bonzini wrote:
Il 22/10/2013 04:25, Lei Li ha scritto:Signed-off-by: Lei Li <address@hidden> --- migration.c | 10 +++++++--- 1 files changed, 7 insertions(+), 3 deletions(-) diff --git a/migration.c b/migration.c index 4ac466b..568b73a 100644 --- a/migration.c +++ b/migration.c @@ -579,10 +579,11 @@ static void *migration_thread(void *opaque) pending_size = qemu_savevm_state_pending(s->file, max_size); DPRINTF("pending size %" PRIu64 " max %" PRIu64 "\n", pending_size, max_size); - if (pending_size && pending_size >= max_size) { + if (pending_size && pending_size >= max_size && + !migrate_unix_page_flipping()) {This is a bit ugly but I understand the need. Perhaps "&& !runstate_needs_reset()" like below?
'&& !runstate_needs_reset()' is fine, thanks.
Paoloqemu_savevm_state_iterate(s->file); } else { - int ret; + int ret = 0;DPRINTF("done iterating\n");qemu_mutex_lock_iothread(); @@ -590,7 +591,10 @@ static void *migration_thread(void *opaque) qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); old_vm_running = runstate_is_running();- ret = vm_stop_force_state(RUN_STATE_FINISH_MIGRATE);+ if (!runstate_needs_reset()) { + ret = vm_stop_force_state(RUN_STATE_FINISH_MIGRATE); + } + if (ret >= 0) { qemu_file_set_rate_limit(s->file, INT_MAX); qemu_savevm_state_complete(s->file);
-- Lei
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