diff options
Diffstat (limited to 'docs/atomics.txt')
| -rw-r--r-- | docs/atomics.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/atomics.txt b/docs/atomics.txt index 6f2997bc65..ef285e3c2a 100644 --- a/docs/atomics.txt +++ b/docs/atomics.txt @@ -281,7 +281,7 @@ note that the other barrier may actually be in a driver that runs in the guest! For the purposes of pairing, smp_read_barrier_depends() and smp_rmb() -both count as read barriers. A read barriers shall pair with a write +both count as read barriers. A read barrier shall pair with a write barrier or a full barrier; a write barrier shall pair with a read barrier or a full barrier. A full barrier can pair with anything. For example: @@ -294,7 +294,7 @@ For example: smp_rmb(); y = a; -Note that the "writing" thread are accessing the variables in the +Note that the "writing" thread is accessing the variables in the opposite order as the "reading" thread. This is expected: stores before the write barrier will normally match the loads after the read barrier, and vice versa. The same is true for more than 2 |