Messages in this thread | | | Date | Thu, 19 Oct 2017 02:29:20 -0700 | From | Nicolin Chen <> | Subject | Re: [PATCH v2] clk: tegra: Use readl_relaxed_poll_timeout_atomic in tegra210_clock_init |
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On Fri, Sep 15, 2017 at 12:10:13PM -0700, Nicolin Chen wrote: > Below is the call trace of tegra210_init_pllu() function: > start_kernel() > -> time_init() > --> of_clk_init() > ---> tegra210_clock_init() > ----> tegra210_pll_init() > -----> tegra210_init_pllu() > > Because the preemption is disabled in the start_kernel before calling > time_init, tegra210_init_pllu is actually in an atomic context while > it includes a readl_relaxed_poll_timeout that might sleep. > > So this patch just changes this readl_relaxed_poll_timeout() to its > atomic version. > > Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com> > Acked-By: Peter De Schrijver <pdeschrijver@nvidia.com>
Thierry, can you also take a look at this one? I sent a month ago. Thanks.
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