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ircd::asio: Interpose workaround for bug in io_uring_service::get_sqe() boost 1.81.

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This commit is contained in:
Jason Volk 2023-02-19 21:03:34 -08:00
parent e479a17f51
commit 884c2e68b7
1 changed files with 24 additions and 0 deletions
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24
include/ircd/asio.h
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@ -43,6 +43,14 @@ namespace boost
#include <RB_INC_SYS_EPOLL_H
#include <RB_INC_SYS_TIMERFD_H
#include <RB_INC_SYS_EVENTFD_H
// Workaround io_uring_service::get_sqe() bug; see below
#if defined(HAVE_LIBURING_H) \
&& IRCD_USE_URING == 1 \
&& BOOST_VERSION <= 108100
#define LIBURING_INTERNAL
#endif
#include <RB_INC_LIBURING_H
#pragma GCC visibility push(internal)
@ -154,4 +162,20 @@ noexcept
}
#endif
// Workaround for bug in io_uring_service::get_sqe(). We have to aim upstream
// because we can't get to it directly; this won't affect other users in the
// address space; if LIBURING_INTERNAL ever has another meaning sometime in
// the future hopefully the boost version will be ancient history by then...
#if defined(LIBURING_INTERNAL)
inline struct io_uring_sqe *
io_uring_get_sqe(struct io_uring *const ring)
{
struct io_uring_sqe *sqe;
if(likely(sqe = _io_uring_get_sqe(ring)))
::io_uring_sqe_set_data(sqe, nullptr);
return sqe;
}
#endif
#endif HAVE_IRCD_ASIO_H