Messages in this thread | | | Date | Mon, 4 Jun 2018 09:37:23 +0200 | From | Gerd Hoffmann <> | Subject | Re: [PATCH] drm/qxl: Call qxl_bo_unref outside atomic context |
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On Fri, Jun 01, 2018 at 04:05:32PM -0400, Jeremy Cline wrote: > "qxl_bo_unref" may sleep, but calling "qxl_release_map" causes > "preempt_disable()" to be called and "preempt_enable()" isn't called > until "qxl_release_unmap" is used. Move the call to "qxl_bo_unref" out > from in between the two to avoid sleeping from an atomic context. > > This issue can be demonstrated on a kernel with CONFIG_LOCKDEP=y by > creating a VM using QXL, using a desktop environment using Xorg, then > moving the cursor on or off a window. > > Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1571128 > Fixes: 9428088c90b6 ("drm/qxl: reapply cursor after resetting primary") > Cc: stable@vger.kernel.org > Signed-off-by: Jeremy Cline <jcline@redhat.com>
Pushed to drm-misc-fixes.
thanks, Gerd
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