commit | 83fba4a6a627923fb358fd445a96df5cf9eacbe6 | [log] [tgz] |
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author | Kuogee Hsieh <khsieh@codeaurora.org> | Thu Aug 16 17:02:02 2012 -0700 |
committer | Linux Build Service Account <lnxbuild@localhost> | Mon Aug 27 21:08:56 2012 -0600 |
tree | dd314e934813ba508faaef193ba64591b406d0ea | |
parent | 41d1534f6b35c3da899b62c7d35dbd83bd2d17e2 [diff] |
msm_fb: display: add mutex on overlay_play to fix iommu page fault An iommu page fault may heppen When a pipe_commit is executed in between of frame dropped and pipe_queue during overlay play. An mutex is necessary to mutual exclusive between pipe_commit and overlay_play. Change-Id: I736e821c6c648a6ebd435303a1906a40e9b75791 Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>