Aaron Schulz has uploaded a new change for review.

  https://gerrit.wikimedia.org/r/263932

Change subject: Avoid races on null revision insertion
......................................................................

Avoid races on null revision insertion

Bug: T51581
Change-Id: I7bfa9a4b20458e76ab3c4659e7041cd68aac13a4
---
M includes/Revision.php
1 file changed, 4 insertions(+), 2 deletions(-)


  git pull ssh://gerrit.wikimedia.org:29418/mediawiki/core 
refs/changes/32/263932/1

diff --git a/includes/Revision.php b/includes/Revision.php
index 1d7ac72..9373e40 100644
--- a/includes/Revision.php
+++ b/includes/Revision.php
@@ -1628,8 +1628,10 @@
                        array(
                                'page_id' => $pageId,
                                'page_latest=rev_id',
-                               ),
-                       __METHOD__ );
+                       ),
+                       __METHOD__,
+                       array( 'FOR UPDATE' ) // T51581
+               );
 
                if ( $current ) {
                        if ( !$user ) {

-- 
To view, visit https://gerrit.wikimedia.org/r/263932
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings

Gerrit-MessageType: newchange
Gerrit-Change-Id: I7bfa9a4b20458e76ab3c4659e7041cd68aac13a4
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/core
Gerrit-Branch: master
Gerrit-Owner: Aaron Schulz <[email protected]>

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