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Commit 799bc3c5 authored by Lance Richardson's avatar Lance Richardson Committed by Tejun Heo
Browse files

percpu: eliminate two sparse warnings 



Fix two cases where a __percpu pointer cast drops __percpu.

Signed-off-by: default avatarLance Richardson <lrichard@redhat.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 1b5ca121

arch/x86/include/asm/percpu.h

+3 −2
Original line number Diff line number Diff line
@@ -521,7 +521,8 @@ do { \ 
static __always_inline bool x86_this_cpu_constant_test_bit(unsigned int nr,

                        const unsigned long __percpu *addr)

{

	unsigned long __percpu *a = (unsigned long *)addr + nr / BITS_PER_LONG;

	unsigned long __percpu *a =

		(unsigned long __percpu *)addr + nr / BITS_PER_LONG;



#ifdef CONFIG_X86_64

	return ((1UL << (nr % BITS_PER_LONG)) & raw_cpu_read_8(*a)) != 0;
@@ -538,7 +539,7 @@ static inline bool x86_this_cpu_variable_test_bit(int nr, 
	asm volatile("bt "__percpu_arg(2)",%1\n\t"

			CC_SET(c)

			: CC_OUT(c) (oldbit)

			: "m" (*(unsigned long *)addr), "Ir" (nr));

			: "m" (*(unsigned long __percpu *)addr), "Ir" (nr));



	return oldbit;

}