arch/tile: fix bug in delay_backoff() · 444eef1ba4 - Gogs

arch/tile: fix bug in delay_backoff()

We were carefully computing a value to use for the number of loops
to spin for, and then ignoring it.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>

Chris Metcalf 13 years ago

parent

7a7039ee71

commit

444eef1ba4

1 changed files with 1 additions and 1 deletions

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							+ 1
							
							- 1
						
arch/tile/lib/spinlock_common.h
							 
								View File
							
				@@ -60,5 +60,5 @@ static void delay_backoff(int iterations)
			
				 	loops += __insn_crc32_32(stack_pointer, get_cycles_low()) &
			
				 		(loops - 1);
			
				-	relax(1 << exponent);
			
				+	relax(loops);
			
				 }