diff options
| -rw-r--r-- | share/man/man9/mutex.9 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/share/man/man9/mutex.9 b/share/man/man9/mutex.9 index 1fef49b..e4ca86f 100644 --- a/share/man/man9/mutex.9 +++ b/share/man/man9/mutex.9 @@ -126,7 +126,7 @@ These should only be used to protect data shared with any devices that require non-preemptive interrupts, and low level scheduling code. In most/all architectures both acquiring and releasing of a uncontested spin mutex is more expensive than the same operation -on a non spin mutex. +on a non-spin mutex. In order to protect an interrupt service routine from blocking against itself all interrupts are blocked on a processor while holding a spin lock. |
