From: Simon Wilkinson <sxw@your-file-system.com>
Date: Sat, 2 Feb 2013 07:17:53 +0000 (+0000)
Subject: rx: Fix AIX test_and_set_bit
X-Git-Tag: upstream/1.8.0_pre1^2~1615
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=9dc6dd9858a49aab5207cdc46b6820a18ef54bf4;p=packages%2Fo%2Fopenafs.git

rx: Fix AIX test_and_set_bit

The AIX definition of rx_atomic_test_and_set_bit had its test the
wrong way round - so an already set bit would return false, and a clear
bit would return true. Fix this.

Change-Id: I7778c411016bca53b38257fca59ae0f7aaad64ae
Reviewed-on: http://gerrit.openafs.org/9021
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
---

diff --git a/src/rx/rx_atomic.h b/src/rx/rx_atomic.h
index 83a52b464..5d3c7f57a 100644
--- a/src/rx/rx_atomic.h
+++ b/src/rx/rx_atomic.h
@@ -174,7 +174,7 @@ rx_atomic_clear_bit(rx_atomic_t *atomic, int bit) {
 
 static_inline int
 rx_atomic_test_and_set_bit(rx_atomic_t *atomic, int bit) {
-    return (fetch_and_or(&atomic->var, (1<<bit)) & 1<<bit) == 0;
+    return (fetch_and_or(&atomic->var, (1<<bit)) & 1<<bit) != 0;
 }
 
 static_inline int