From: Akanksha Mahajan <akankshamahajan@fb.com>
Date: Wed, 15 Jun 2022 16:10:19 +0000 (-0700)
Subject: fix cancel argument for latest liburing (#10168)
X-Git-Tag: v7.4.3~30
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=19345de60dab6a9841e2bb04826ed87b2c44a64e;p=rocksdb.git

fix cancel argument for latest liburing (#10168)

Summary:
Pull Request resolved: https://github.com/facebook/rocksdb/pull/10168

the arg changed to u64

Reviewed By: ajkr

Differential Revision: D37155407

fbshipit-source-id: 464eab2806675f148fce075a6fea369fa3d7a9bb
---

diff --git a/env/fs_posix.cc b/env/fs_posix.cc
index b8797f3a2..bf204ac96 100644
--- a/env/fs_posix.cc
+++ b/env/fs_posix.cc
@@ -1153,7 +1153,10 @@ class PosixFileSystem : public FileSystem {
       // Prepare the cancel request.
       struct io_uring_sqe* sqe;
       sqe = io_uring_get_sqe(iu);
-      io_uring_prep_cancel(sqe, (void*)(unsigned long)1, 0);
+      // prep_cancel changed API in liburing, but we need to support both old
+      // and new versions so do it by hand
+      io_uring_prep_cancel(sqe, 0, 0);
+      sqe->addr = reinterpret_cast<uint64_t>(posix_handle);
       io_uring_sqe_set_data(sqe, posix_handle);
 
       // submit the request.