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FreeBSD: Use a statement expression to implement SET_ERROR() (#16284) 

This way we can avoid making assumptions about the SDT probe
implementation.  No functional change intended.

Signed-off-by: Mark Johnston <markj@FreeBSD.org>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Allan Jude <allan@klarasystems.com>
Reviewed-by: Rob Norris <rob.norris@klarasystems.com>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
This commit is contained in:
Mark Johnston 2024-07-08 19:59:08 -05:00 committed by Tony Hutter
parent 9835255f5d
commit 14cce09a65
1 changed files with 6 additions and 5 deletions
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11
include/os/freebsd/spl/sys/sdt.h
View File

@ -31,13 +31,14 @@
#include_next <sys/sdt.h> #include_next <sys/sdt.h>
#ifdef KDTRACE_HOOKS #ifdef KDTRACE_HOOKS
/* CSTYLED */ /* BEGIN CSTYLED */
SDT_PROBE_DECLARE(sdt, , , set__error); SDT_PROBE_DECLARE(sdt, , , set__error);
#define SET_ERROR(err) \ #define SET_ERROR(err) ({ \
((sdt_sdt___set__error->id ? \ SDT_PROBE1(sdt, , , set__error, (uintptr_t)err); \
(*sdt_probe_func)(sdt_sdt___set__error->id, \ err; \
(uintptr_t)err, 0, 0, 0, 0) : 0), err) })
/* END CSTYLED */
#else #else
#define SET_ERROR(err) (err) #define SET_ERROR(err) (err)
#endif #endif