summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2015-06-03 10:07:35 +0200
committerIngo Molnar <mingo@kernel.org>2015-06-03 10:07:35 +0200
commit71966f3a0b24b408a87a0c475262638fbb71da99 (patch)
treece900472dd12f03fd6d0e764ea9f5a647471689d /Documentation
parent34e7724c0767f04f6199f2bd7232e9ab1207e1df (diff)
parent92ae18371cb1abb4e186dd9d48de2bb0d9bba626 (diff)
downloadop-kernel-dev-71966f3a0b24b408a87a0c475262638fbb71da99.zip
op-kernel-dev-71966f3a0b24b408a87a0c475262638fbb71da99.tar.gz
Merge branch 'locking/core' into x86/core, to prepare for dependent patch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/memory-barriers.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index f957461..fe4020e 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -1662,7 +1662,7 @@ CPU from reordering them.
There are some more advanced barrier functions:
- (*) set_mb(var, value)
+ (*) smp_store_mb(var, value)
This assigns the value to the variable and then inserts a full memory
barrier after it, depending on the function. It isn't guaranteed to
@@ -1975,7 +1975,7 @@ after it has altered the task state:
CPU 1
===============================
set_current_state();
- set_mb();
+ smp_store_mb();
STORE current->state
<general barrier>
LOAD event_indicated
@@ -2016,7 +2016,7 @@ between the STORE to indicate the event and the STORE to set TASK_RUNNING:
CPU 1 CPU 2
=============================== ===============================
set_current_state(); STORE event_indicated
- set_mb(); wake_up();
+ smp_store_mb(); wake_up();
STORE current->state <write barrier>
<general barrier> STORE current->state
LOAD event_indicated
OpenPOWER on IntegriCloud