From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:32930) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dL3vv-00041W-FF for qemu-devel@nongnu.org; Wed, 14 Jun 2017 04:45:48 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dL3vu-0000R2-FK for qemu-devel@nongnu.org; Wed, 14 Jun 2017 04:45:47 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52994) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dL3vu-0000QR-4z for qemu-devel@nongnu.org; Wed, 14 Jun 2017 04:45:46 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2B67F4E4CA for ; Wed, 14 Jun 2017 08:45:45 +0000 (UTC) From: Juan Quintela In-Reply-To: <20170613175147.GB2463@work-vm> (David Alan Gilbert's message of "Tue, 13 Jun 2017 18:51:48 +0100") References: <20170613095432.11623-1-quintela@redhat.com> <20170613095432.11623-2-quintela@redhat.com> <20170613175147.GB2463@work-vm> Reply-To: quintela@redhat.com Date: Wed, 14 Jun 2017 10:45:42 +0200 Message-ID: <87k24fez49.fsf@secure.mitica> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Qemu-devel] [PATCH 1/2] migration: Test for disabled features on reception List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Dr. David Alan Gilbert" Cc: qemu-devel@nongnu.org, lvivier@redhat.com, peterx@redhat.com "Dr. David Alan Gilbert" wrote: > * Juan Quintela (quintela@redhat.com) wrote: >> Right now, if we receive a compressed page while this features are >> disabled, Bad Things (TM) can happen. Just add a test for them. >> >> Signed-off-by: Juan Quintela >> Reviewed-by: Dr. David Alan Gilbert > > Yes, my R-b stands, there could be someone somewhere driving this by > hand who might get caught out, but seems saner this way. > >> -- >> >> I had XBZRLE here also, but it don't need extra resources on >> destination, only on source. Additionally libvirt don't enable it on >> destination, so don't put it here. >> --- >> migration/ram.c | 16 +++++++++++++++- >> 1 file changed, 15 insertions(+), 1 deletion(-) >> >> diff --git a/migration/ram.c b/migration/ram.c >> index f35d65a..f2d1bce 100644 >> --- a/migration/ram.c >> +++ b/migration/ram.c >> @@ -2477,7 +2477,7 @@ static int ram_load_postcopy(QEMUFile *f) >> >> static int ram_load(QEMUFile *f, void *opaque, int version_id) >> { >> - int flags = 0, ret = 0; >> + int flags = 0, ret = 0, invalid_flags; >> static uint64_t seq_iter; >> int len = 0; >> /* >> @@ -2494,6 +2494,11 @@ static int ram_load(QEMUFile *f, void *opaque, int version_id) >> ret = -EINVAL; >> } >> >> + invalid_flags = 0; > > why didn't you use = 0 in the declaration like the rest of the flags? > (Only minor) Costume :-( Changed to common style there. Thanks, Juan.