From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46254) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dml1J-0005H1-Te for qemu-devel@nongnu.org; Tue, 29 Aug 2017 14:13:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dml1E-0001np-Ru for qemu-devel@nongnu.org; Tue, 29 Aug 2017 14:13:49 -0400 From: Thomas Huth Date: Tue, 29 Aug 2017 20:13:36 +0200 Message-Id: <1504030416-18618-1-git-send-email-thuth@redhat.com> Subject: [Qemu-devel] [PATCH for-2.11] tests: Fix broken ivshmem-server-msi/-irq tests List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-trivial@nongnu.org, David Gibson , Laurent Vivier , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Broken with commit b4ba67d9a7025 ("libqos: Change PCI accessors to take opaque BAR handle") a while ago, but nobody noticed since the tests are only run in SPEED=slow mode: The msix_pba_bar is not correctly initialized anymore if bir_pba has the same value as bir_table. With this fix, "make check SPEED=slow" should work fine again. Fixes: b4ba67d9a702507793c2724e56f98e9b0f7be02b Signed-off-by: Thomas Huth --- tests/libqos/pci.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/tests/libqos/pci.c b/tests/libqos/pci.c index 2dcdead..28d576c 100644 --- a/tests/libqos/pci.c +++ b/tests/libqos/pci.c @@ -120,6 +120,8 @@ void qpci_msix_enable(QPCIDevice *dev) bir_pba = table & PCI_MSIX_FLAGS_BIRMASK; if (bir_pba != bir_table) { dev->msix_pba_bar = qpci_iomap(dev, bir_pba, NULL); + } else { + dev->msix_pba_bar = dev->msix_table_bar; } dev->msix_pba_off = table & ~PCI_MSIX_FLAGS_BIRMASK; @@ -138,8 +140,11 @@ void qpci_msix_disable(QPCIDevice *dev) qpci_config_writew(dev, addr + PCI_MSIX_FLAGS, val & ~PCI_MSIX_FLAGS_ENABLE); + if (dev->msix_pba_bar.addr != dev->msix_table_bar.addr) { + qpci_iounmap(dev, dev->msix_pba_bar); + } qpci_iounmap(dev, dev->msix_table_bar); - qpci_iounmap(dev, dev->msix_pba_bar); + dev->msix_enabled = 0; dev->msix_table_off = 0; dev->msix_pba_off = 0; -- 1.8.3.1