diff options
Diffstat (limited to 'fs/xfs/xfs_drain.c')
| -rw-r--r-- | fs/xfs/xfs_drain.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/fs/xfs/xfs_drain.c b/fs/xfs/xfs_drain.c index 5ede81fadbd8..fa5f31931efd 100644 --- a/fs/xfs/xfs_drain.c +++ b/fs/xfs/xfs_drain.c @@ -13,28 +13,28 @@ #include "xfs_trace.h" /* - * Use a static key here to reduce the overhead of xfs_drain_rele. If the - * compiler supports jump labels, the static branch will be replaced by a nop - * sled when there are no xfs_drain_wait callers. Online fsck is currently - * the only caller, so this is a reasonable tradeoff. + * Use a static key here to reduce the overhead of xfs_defer_drain_rele. If + * the compiler supports jump labels, the static branch will be replaced by a + * nop sled when there are no xfs_defer_drain_wait callers. Online fsck is + * currently the only caller, so this is a reasonable tradeoff. * * Note: Patching the kernel code requires taking the cpu hotplug lock. Other * parts of the kernel allocate memory with that lock held, which means that * XFS callers cannot hold any locks that might be used by memory reclaim or * writeback when calling the static_branch_{inc,dec} functions. */ -static DEFINE_STATIC_KEY_FALSE(xfs_drain_waiter_gate); +static DEFINE_STATIC_KEY_FALSE(xfs_defer_drain_waiter_gate); void -xfs_drain_wait_disable(void) +xfs_defer_drain_wait_disable(void) { - static_branch_dec(&xfs_drain_waiter_gate); + static_branch_dec(&xfs_defer_drain_waiter_gate); } void -xfs_drain_wait_enable(void) +xfs_defer_drain_wait_enable(void) { - static_branch_inc(&xfs_drain_waiter_gate); + static_branch_inc(&xfs_defer_drain_waiter_gate); } void @@ -71,7 +71,7 @@ static inline bool has_waiters(struct wait_queue_head *wq_head) static inline void xfs_defer_drain_rele(struct xfs_defer_drain *dr) { if (atomic_dec_and_test(&dr->dr_count) && - static_branch_unlikely(&xfs_drain_waiter_gate) && + static_branch_unlikely(&xfs_defer_drain_waiter_gate) && has_waiters(&dr->dr_waiters)) wake_up(&dr->dr_waiters); } |