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Commit 891c47b1 authored by Haibin Liu's avatar Haibin Liu
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msm: camera: memmgr: reduce mutex lock duration



Allow concurrent calls to unmap buffer by reducing the
mutex lock duration, and allow same fd for mapping user iova,
use book keeping for user smmu.

CRs-Fixed: 2559879
Change-Id: Ic3c92d4fa0ca7d1c29e621172e0b058420e1501d
Signed-off-by: default avatarHaibin Liu <haibinl@codeaurora.org>
parent 8e44ef75
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