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authorLeonard Crestez <leonard.crestez@nxp.com>2019-07-02 16:27:10 +0300
committerStephen Boyd <sboyd@kernel.org>2019-08-08 08:02:21 -0700
commit9f7767226083d51c0674f1b71ac52daea6778b84 (patch)
treec5c54f2ee02cb5e6b171dfc5d2ccab27de1f9ca7 /drivers/clk/clk.c
parent1bd37a46770017e89943769112c5f09e5a7b24c1 (diff)
clk: Assert prepare_lock in clk_core_get_boundaries
This function iterates the clk consumer list on clk_core so it must be called under prepare_lock. This is already done by all callers but add a lockdep assert to check anyway. Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com> Link: https://lkml.kernel.org/r/29453ee8e820457d87a8faf9d496390e59c6826f.1562073871.git.leonard.crestez@nxp.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/clk.c')
-rw-r--r--drivers/clk/clk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index a7cee0fac071..991fb3a62bda 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -593,6 +593,8 @@ static void clk_core_get_boundaries(struct clk_core *core,
{
struct clk *clk_user;
+ lockdep_assert_held(&prepare_lock);
+
*min_rate = core->min_rate;
*max_rate = core->max_rate;