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Commit 664c100b authored by Chris Metcalf's avatar Chris Metcalf
Browse files

arch/tile: fix gcc 4.6 warnings in <asm/bitops_64.h> 



Fix some signedness and variable usage warnings in change_bit()
and test_and_change_bit().

Signed-off-by: default avatarChris Metcalf <cmetcalf@tilera.com>
parent 07feea87

arch/tile/include/asm/bitops_64.h

+4 −4
Original line number Diff line number Diff line
@@ -38,10 +38,10 @@ static inline void clear_bit(unsigned nr, volatile unsigned long *addr) 


static inline void change_bit(unsigned nr, volatile unsigned long *addr)

{

	unsigned long old, mask = (1UL << (nr % BITS_PER_LONG));

	long guess, oldval;

	unsigned long mask = (1UL << (nr % BITS_PER_LONG));

	unsigned long guess, oldval;

	addr += nr / BITS_PER_LONG;

	old = *addr;

	oldval = *addr;

	do {

		guess = oldval;

		oldval = atomic64_cmpxchg((atomic64_t *)addr,
@@ -85,7 +85,7 @@ static inline int test_and_change_bit(unsigned nr, 
				      volatile unsigned long *addr)

{

	unsigned long mask = (1UL << (nr % BITS_PER_LONG));

	long guess, oldval = *addr;

	unsigned long guess, oldval;

	addr += nr / BITS_PER_LONG;

	oldval = *addr;

	do {