This is a note to let you know that I've just added the patch titled drivers: clk: st: Fix flexgen lock init to the 4.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drivers-clk-st-fix-flexgen-lock-init.patch and it can be found in the queue-4.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 0f4f2afd4402883a51ad27a1d9e046643bb1e3cb Mon Sep 17 00:00:00 2001 From: Giuseppe Cavallaro <peppe.cavallaro@xxxxxx> Date: Tue, 23 Jun 2015 16:09:23 +0200 Subject: drivers: clk: st: Fix flexgen lock init From: Giuseppe Cavallaro <peppe.cavallaro@xxxxxx> commit 0f4f2afd4402883a51ad27a1d9e046643bb1e3cb upstream. While proving lock, the following warning happens and it is fixed after initializing lock in the setup function INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.27-02861-g39df285-dirty #33 [<c00154ac>] (unwind_backtrace+0x0/0xf4) from [<c0011b50>] (show_stack+0x10/0x14) [<c0011b50>] (show_stack+0x10/0x14) from [<c00689ac>] (__lock_acquire+0x900/0xb14) [<c00689ac>] (__lock_acquire+0x900/0xb14) from [<c0069394>] (lock_acquire+0x68/0x7c) [<c0069394>] (lock_acquire+0x68/0x7c) from [<c04958f8>] (_raw_spin_lock_irqsave+0x48/0x5c) [<c04958f8>] (_raw_spin_lock_irqsave+0x48/0x5c) from [<c0381e6c>] (clk_gate_endisable+0x28/0x88) [<c0381e6c>] (clk_gate_endisable+0x28/0x88) from [<c0381ee0>] (clk_gate_enable+0xc/0x14) [<c0381ee0>] (clk_gate_enable+0xc/0x14) from [<c0386c68>] (flexgen_enable+0x28/0x40) [<c0386c68>] (flexgen_enable+0x28/0x40) from [<c037f260>] (__clk_enable+0x5c/0x9c) [<c037f260>] (__clk_enable+0x5c/0x9c) from [<c037f558>] (clk_enable+0x18/0x2c) [<c037f558>] (clk_enable+0x18/0x2c) from [<c064a1dc>] (st_lpc_of_register+0xc0/0x248) [<c064a1dc>] (st_lpc_of_register+0xc0/0x248) from [<c0649e44>] (clocksource_of_init+0x34/0x58) [<c0649e44>] (clocksource_of_init+0x34/0x58) from [<c0637ddc>] (sti_timer_init+0x10/0x18) [<c0637ddc>] (sti_timer_init+0x10/0x18) from [<c06343f8>] (time_init+0x20/0x30) [<c06343f8>] (time_init+0x20/0x30) from [<c0632984>] (start_kernel+0x20c/0x2e8) [<c0632984>] (start_kernel+0x20c/0x2e8) from [<40008074>] (0x40008074) Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@xxxxxx> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxx> Fixes: b116517055b7 ("clk: st: STiH407: Support for Flexgen Clocks") Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/clk/st/clk-flexgen.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/clk/st/clk-flexgen.c +++ b/drivers/clk/st/clk-flexgen.c @@ -303,6 +303,8 @@ void __init st_of_flexgen_setup(struct d if (!rlock) goto err; + spin_lock_init(rlock); + for (i = 0; i < clk_data->clk_num; i++) { struct clk *clk; const char *clk_name; Patches currently in stable-queue which might be from peppe.cavallaro@xxxxxx are queue-4.1/drivers-clk-st-fix-flexgen-lock-init.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html