Change the phrase "at at least" to "to at least" to be more readable. Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Jonathan Corbet <corbet@xxxxxxx> Cc: linux-doc@xxxxxxxxxxxxxxx Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxxxxx> Cc: Will Deacon <will@xxxxxxxxxx> --- Documentation/locking/mutex-design.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- linux-next-20200701.orig/Documentation/locking/mutex-design.rst +++ linux-next-20200701/Documentation/locking/mutex-design.rst @@ -28,7 +28,7 @@ and implemented in kernel/locking/mutex. (->owner) to keep track of the lock state during its lifetime. Field owner actually contains `struct task_struct *` to the current lock owner and it is therefore NULL if not currently owned. Since task_struct pointers are aligned -at at least L1_CACHE_BYTES, low bits (3) are used to store extra state (e.g., +to at least L1_CACHE_BYTES, low bits (3) are used to store extra state (e.g., if waiter list is non-empty). In its most basic form it also includes a wait-queue and a spinlock that serializes access to it. Furthermore, CONFIG_MUTEX_SPIN_ON_OWNER=y systems use a spinner MCS lock (->osq), described
