From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35956) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1boxY5-0006dS-2f for qemu-devel@nongnu.org; Tue, 27 Sep 2016 14:56:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1boxY3-000137-3P for qemu-devel@nongnu.org; Tue, 27 Sep 2016 14:56:12 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44058) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1boxY2-00012Z-Sy for qemu-devel@nongnu.org; Tue, 27 Sep 2016 14:56:11 -0400 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5547A1293 for ; Tue, 27 Sep 2016 18:56:10 +0000 (UTC) From: "Dr. David Alan Gilbert (git)" Date: Tue, 27 Sep 2016 19:56:05 +0100 Message-Id: <1475002565-30170-3-git-send-email-dgilbert@redhat.com> In-Reply-To: <1475002565-30170-1-git-send-email-dgilbert@redhat.com> References: <1475002565-30170-1-git-send-email-dgilbert@redhat.com> Subject: [Qemu-devel] [PATCH 2/2] migration: Report values for comparisons List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, amit.shah@redhat.com, quintela@redhat.com From: "Dr. David Alan Gilbert" Report the values when a comparison fails; together with the previous patch that prints the device and field names this should give a good idea of why loading the migration failed. Signed-off-by: Dr. David Alan Gilbert --- migration/vmstate.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/migration/vmstate.c b/migration/vmstate.c index 1d637b2..0bc9f35 100644 --- a/migration/vmstate.c +++ b/migration/vmstate.c @@ -557,6 +557,7 @@ static int get_int32_equal(QEMUFile *f, void *pv, size_t size) if (*v == v2) { return 0; } + error_report("%" PRIx32 " != %" PRIx32, *v, v2); return -EINVAL; } @@ -580,6 +581,9 @@ static int get_int32_le(QEMUFile *f, void *pv, size_t size) *cur = loaded; return 0; } + error_report("Invalid value %" PRId32 + " expecting positive value <= %" PRId32, + loaded, *cur); return -EINVAL; } @@ -685,6 +689,7 @@ static int get_uint32_equal(QEMUFile *f, void *pv, size_t size) if (*v == v2) { return 0; } + error_report("%" PRIx32 " != %" PRIx32, *v, v2); return -EINVAL; } @@ -727,6 +732,7 @@ static int get_uint64_equal(QEMUFile *f, void *pv, size_t size) if (*v == v2) { return 0; } + error_report("%" PRIx64 " != %" PRIx64, *v, v2); return -EINVAL; } @@ -748,6 +754,7 @@ static int get_uint8_equal(QEMUFile *f, void *pv, size_t size) if (*v == v2) { return 0; } + error_report("%x != %x", *v, v2); return -EINVAL; } @@ -769,6 +776,7 @@ static int get_uint16_equal(QEMUFile *f, void *pv, size_t size) if (*v == v2) { return 0; } + error_report("%x != %x", *v, v2); return -EINVAL; } -- 2.7.4