diff options
Diffstat (limited to 'fs/btrfs/locking.c')
| -rw-r--r-- | fs/btrfs/locking.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index a5310c0f41e2..1c36e5cd8f55 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c | |||
| @@ -60,8 +60,8 @@ void btrfs_clear_lock_blocking(struct extent_buffer *eb) | |||
| 60 | 60 | ||
| 61 | /* | 61 | /* |
| 62 | * unfortunately, many of the places that currently set a lock to blocking | 62 | * unfortunately, many of the places that currently set a lock to blocking |
| 63 | * don't end up blocking for every long, and often they don't block | 63 | * don't end up blocking for very long, and often they don't block |
| 64 | * at all. For a dbench 50 run, if we don't spin one the blocking bit | 64 | * at all. For a dbench 50 run, if we don't spin on the blocking bit |
| 65 | * at all, the context switch rate can jump up to 400,000/sec or more. | 65 | * at all, the context switch rate can jump up to 400,000/sec or more. |
| 66 | * | 66 | * |
| 67 | * So, we're still stuck with this crummy spin on the blocking bit, | 67 | * So, we're still stuck with this crummy spin on the blocking bit, |