Commit 007240d5 authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior Committed by Michael Ellerman
Browse files

powerpc/imc-pmu: Use the correct spinlock initializer. 



The macro __SPIN_LOCK_INITIALIZER() is implementation specific. Users
that desire to initialize a spinlock in a struct must use
__SPIN_LOCK_UNLOCKED().

Use __SPIN_LOCK_UNLOCKED() for the spinlock_t in imc_global_refc.

Fixes: 76d588dd ("powerpc/imc-pmu: Fix use of mutex in IRQs disabled section")
Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20230309134831.Nz12nqsU@linutronix.de
parent 73b25505

arch/powerpc/perf/imc-pmu.c

+1 −1
Original line number Diff line number Diff line
@@ -51,7 +51,7 @@ static int trace_imc_mem_size; 
 * core and trace-imc

 */

static struct imc_pmu_ref imc_global_refc = {

	.lock = __SPIN_LOCK_INITIALIZER(imc_global_refc.lock),

	.lock = __SPIN_LOCK_UNLOCKED(imc_global_refc.lock),

	.id = 0,

	.refc = 0,

};