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| author | Keir Fraser <keir@xensource.com> | 2007-10-25 17:27:57 +0100 |
|---|---|---|
| committer | Keir Fraser <keir@xensource.com> | 2007-10-25 17:27:57 +0100 |
| commit | 5afede5ce640deb26e258c2d2c9dbbecef0fc0a5 (patch) | |
| tree | b5b57f2117f9c1f5d57010c67d708fe779c1cd0c /tools/xentrace/xentrace.c | |
| parent | 223f057f706e7fcad04a286c997c363f32ef96e4 (diff) | |
| download | xen-5afede5ce640deb26e258c2d2c9dbbecef0fc0a5.tar.gz xen-5afede5ce640deb26e258c2d2c9dbbecef0fc0a5.tar.bz2 xen-5afede5ce640deb26e258c2d2c9dbbecef0fc0a5.zip | |
xentrace: Fix race in updating consumer ring index.
From: George Dunlap <gdunlap@xensource.com>
Signed-off-by: Keir Fraser <keir@xensource.com>
Diffstat (limited to 'tools/xentrace/xentrace.c')
| -rw-r--r-- | tools/xentrace/xentrace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/xentrace/xentrace.c b/tools/xentrace/xentrace.c index 17df72fe9d..5e7a0c5207 100644 --- a/tools/xentrace/xentrace.c +++ b/tools/xentrace/xentrace.c @@ -394,7 +394,7 @@ int monitor_tbufs(int outfd) } mb(); /* read buffer, then update cons. */ - meta[i]->cons = meta[i]->prod; + meta[i]->cons = prod; } nanosleep(&opts.poll_sleep, NULL); |