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author | Chris Metcalf <cmetcalf@tilera.com> | 2012-03-29 15:43:20 -0400 |
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committer | Chris Metcalf <cmetcalf@tilera.com> | 2012-04-02 12:13:15 -0400 |
commit | 444eef1ba40546690a77b2af4cba7d4561e7bba5 (patch) | |
tree | e238b191b2c511d6c219b5cd3a85f002803a04db | |
parent | 7a7039ee71811222310b431aee246eb78dd0d401 (diff) | |
download | linux-444eef1ba40546690a77b2af4cba7d4561e7bba5.tar.gz linux-444eef1ba40546690a77b2af4cba7d4561e7bba5.tar.bz2 linux-444eef1ba40546690a77b2af4cba7d4561e7bba5.zip |
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>
-rw-r--r-- | arch/tile/lib/spinlock_common.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/tile/lib/spinlock_common.h b/arch/tile/lib/spinlock_common.h index c10109809132..6ac37509faca 100644 --- a/arch/tile/lib/spinlock_common.h +++ b/arch/tile/lib/spinlock_common.h @@ -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); } |