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authorNicolin Chen <nicoleotsuka@gmail.com>2017-09-15 12:10:13 -0700
committerThierry Reding <treding@nvidia.com>2017-11-01 15:00:07 +0100
commit22ef01a203d27fee8b7694020b7e722db7efd2a7 (patch)
tree8acd2427d7f5542eebe15e9675fdae706aba8f78 /tools/perf/scripts/python/export-to-postgresql.py
parentclk: tegra: dfll: Fix drvdata overwriting issue (diff)
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clk: tegra: Use readl_relaxed_poll_timeout_atomic() in tegra210_clock_init()
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> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
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