From 7a9d70f15d31640ece99ebd41dc5918b6066af1a Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Wed, 26 Dec 2018 15:40:22 -0800
Subject: [PATCH] ircd::aio: Add a reference to the fs opts structure for the
 request.

---
 ircd/aio.cc | 8 ++++++++
 ircd/aio.h  | 7 ++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/ircd/aio.cc b/ircd/aio.cc
index bde35227c..42752c22c 100644
--- a/ircd/aio.cc
+++ b/ircd/aio.cc
@@ -94,6 +94,8 @@ ircd::fs::aio::request::fsync::fsync(const int &fd,
                                      const sync_opts &opts)
 :request{fd}
 {
+	sopts = &opts;
+
 	aio_reqprio = reqprio(opts.priority);
 	aio_lio_opcode = IOCB_CMD_FSYNC;
 
@@ -122,6 +124,8 @@ ircd::fs::aio::request::fdsync::fdsync(const int &fd,
                                        const sync_opts &opts)
 :request{fd}
 {
+	sopts = &opts;
+
 	aio_reqprio = reqprio(opts.priority);
 	aio_lio_opcode = IOCB_CMD_FDSYNC;
 
@@ -151,6 +155,8 @@ ircd::fs::aio::request::read::read(const int &fd,
                                    const read_opts &opts)
 :request{fd}
 {
+	ropts = &opts;
+
 	aio_reqprio = reqprio(opts.priority);
 	aio_lio_opcode = IOCB_CMD_PREADV;
 
@@ -196,6 +202,8 @@ ircd::fs::aio::request::write::write(const int &fd,
                                      const write_opts &opts)
 :request{fd}
 {
+	wopts = &opts;
+
 	aio_reqprio = reqprio(opts.priority);
 	aio_lio_opcode = IOCB_CMD_PWRITEV;
 
diff --git a/ircd/aio.h b/ircd/aio.h
index eaafafe07..16c943b83 100644
--- a/ircd/aio.h
+++ b/ircd/aio.h
@@ -71,7 +71,12 @@ struct ircd::fs::aio::request
 
 	ctx::ctx *waiter {ctx::current};
 	ssize_t retval {std::numeric_limits<ssize_t>::min()};
-	ssize_t errcode {0};
+	ssize_t errcode {0}; union
+	{
+		const read_opts *ropts {nullptr};
+		const write_opts *wopts;
+		const sync_opts *sopts;
+	};
 
   public:
 	const_iovec_view iovec() const;