diff options
Diffstat (limited to 'system/xen/xsa/xsa206-4.8-0010-oxenstored-track-commit-history.patch')
| -rw-r--r-- | system/xen/xsa/xsa206-4.8-0010-oxenstored-track-commit-history.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/system/xen/xsa/xsa206-4.8-0010-oxenstored-track-commit-history.patch b/system/xen/xsa/xsa206-4.8-0010-oxenstored-track-commit-history.patch new file mode 100644 index 0000000000..f5d85367eb --- /dev/null +++ b/system/xen/xsa/xsa206-4.8-0010-oxenstored-track-commit-history.patch @@ -0,0 +1,35 @@ +From 2e94c635a652a575cb1f25f7dc5bc0ebcdbedcc4 Mon Sep 17 00:00:00 2001 +From: Jonathan Davies <jonathan.davies@citrix.com> +Date: Mon, 27 Mar 2017 08:58:29 +0000 +Subject: [PATCH 10/15] oxenstored: track commit history + +Since the list of historic activity cannot grow without bound, it is safe to use +this to track commits. + +Reported-by: Juergen Gross <jgross@suse.com> +Signed-off-by: Jonathan Davies <jonathan.davies@citrix.com> +Reviewed-by: Thomas Sanders <thomas.sanders@citrix.com> +--- + tools/ocaml/xenstored/process.ml | 5 ----- + 1 file changed, 5 deletions(-) + +diff --git a/tools/ocaml/xenstored/process.ml b/tools/ocaml/xenstored/process.ml +index 6f4d118..1ed1a8f 100644 +--- a/tools/ocaml/xenstored/process.ml ++++ b/tools/ocaml/xenstored/process.ml +@@ -296,12 +296,7 @@ let write_response_log ~ty ~tid ~con ~response = + let record_commit ~con ~tid ~before ~after = + let inc r = r := Int64.add 1L !r in + let finish_count = inc Transaction.counter; !Transaction.counter in +- (* This call would leak memory if historic activity is retained forever +- so can only be uncommented if history is guaranteed not to grow +- unboundedly. + History.push {History.con=con; tid=tid; before=before; after=after; finish_count=finish_count} +- *) +- () + + (* Replay a stored transaction against a fresh store, check the responses are + all equivalent: if so, commit the transaction. Otherwise send the abort to +-- +2.1.4 + |