diff options
Diffstat (limited to 'drivers/block/ll_rw_blk.c')
| -rw-r--r-- | drivers/block/ll_rw_blk.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 01cf3923a..9f0db3b23 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -24,9 +24,6 @@ #include <linux/module.h> -#define ATOMIC_ON() do { } while (0) -#define ATOMIC_OFF() do { } while (0) - /* * The request-struct contains all necessary data * to load a nr of sectors into memory @@ -419,8 +416,6 @@ void make_request(int major,int rw, struct buffer_head * bh) * not to schedule or do something nonatomic */ spin_lock_irqsave(&io_request_lock,flags); - ATOMIC_ON(); - req = *get_queue(bh->b_rdev); if (!req) { /* MD and loop can't handle plugging without deadlocking */ @@ -480,7 +475,6 @@ void make_request(int major,int rw, struct buffer_head * bh) continue; mark_buffer_clean(bh); - ATOMIC_OFF(); spin_unlock_irqrestore(&io_request_lock,flags); return; @@ -490,7 +484,6 @@ void make_request(int major,int rw, struct buffer_head * bh) /* find an unused request. */ req = get_request(max_req, bh->b_rdev); - ATOMIC_OFF(); spin_unlock_irqrestore(&io_request_lock,flags); /* if no request available: if rw_ahead, forget it; otherwise try again blocking.. */ @@ -665,9 +658,7 @@ void ll_rw_swap_file(int rw, kdev_t dev, unsigned int *b, int nb, char *buf) } else { unsigned long flags; spin_lock_irqsave(&io_request_lock,flags); - ATOMIC_ON(); req[j] = get_request(max_req, rdev); - ATOMIC_OFF(); spin_unlock_irqrestore(&io_request_lock,flags); if (req[j] == NULL) break; |