X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=kernel%2Fcpu.c;h=5644ec5582b93a600accc90c9211c618cd3735fb;hb=1ff54073849e139be96eaea4b75917dc8ffa5e5b;hp=6a374544d495f1ff7b7f5bfd03fd798e30144a7e;hpb=2b3eb6e33723a0d2ce2b2a56dda8a793460d66cc;p=karo-tx-linux.git

diff --git a/kernel/cpu.c b/kernel/cpu.c
index 6a374544d495..5644ec5582b9 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -527,18 +527,9 @@ static int _cpu_up(unsigned int cpu, int tasks_frozen)
 		goto out_notify;
 	}
 
-	/*
-	 * Some architectures have to walk the irq descriptors to
-	 * setup the vector space for the cpu which comes online.
-	 * Prevent irq alloc/free across the bringup.
-	 */
-	irq_lock_sparse();
-
 	/* Arch-specific enabling code. */
 	ret = __cpu_up(cpu, idle);
 
-	irq_unlock_sparse();
-
 	if (ret != 0)
 		goto out_notify;
 	BUG_ON(!cpu_online(cpu));