Patch "Revert "drm/radeon: always apply pci shutdown callbacks"" has been added to the 4.9-stable tree

Patch "Revert "drm/radeon: always apply pci shutdown callbacks"" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    Revert "drm/radeon: always apply pci shutdown callbacks"

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     revert-drm-radeon-always-apply-pci-shutdown-callbacks.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From b9b487e494712c8e5905b724e12f5ef17e9ae6f9 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 25 Jan 2017 12:00:29 -0500
Subject: Revert "drm/radeon: always apply pci shutdown callbacks"

From: Alex Deucher <alexander.deucher@amd.com>

commit b9b487e494712c8e5905b724e12f5ef17e9ae6f9 upstream.

This seems to break reboot on some evergreen systems.

bugs:
https://bugs.freedesktop.org/show_bug.cgi?id=99524
https://bugzilla.kernel.org/show_bug.cgi?id=192271

This reverts commit a481daa88fd4d6b54f25348972bba10b5f6a84d0.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/radeon_drv.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -366,11 +366,10 @@ static void
 radeon_pci_shutdown(struct pci_dev *pdev)
 {
 	/* if we are running in a VM, make sure the device
-	 * torn down properly on reboot/shutdown.
-	 * unfortunately we can't detect certain
-	 * hypervisors so just do this all the time.
+	 * torn down properly on reboot/shutdown
 	 */
-	radeon_pci_remove(pdev);
+	if (radeon_device_is_virtual())
+		radeon_pci_remove(pdev);
 }
 
 static int radeon_pmops_suspend(struct device *dev)


Patches currently in stable-queue which might be from alexander.deucher@amd.com are

queue-4.9/revert-drm-radeon-always-apply-pci-shutdown-callbacks.patch