git: 6747bf7e223e - main - linuxkpi: stop inlining accesses to curthread->td_lkpi_task

The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=6747bf7e223e5400af1c434618b14debd8dca0cf

commit 6747bf7e223e5400af1c434618b14debd8dca0cf
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-08-08 19:01:20 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-08-13 15:29:14 +0000

    linuxkpi: stop inlining accesses to curthread->td_lkpi_task
    
    This should provide much higher resistence against struct thread layout
    changes for out-of-tree modules depending on linuxkpi.
    
    Reviewed by:    bz
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Differential revision:  https://reviews.freebsd.org/D58733
---
 sys/compat/linuxkpi/common/include/linux/sched.h |  7 ++-----
 sys/compat/linuxkpi/common/src/linux_compat.c    | 10 ++++++++++
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/sys/compat/linuxkpi/common/include/linux/sched.h b/sys/compat/linuxkpi/common/include/linux/sched.h
index 3ad2f8e4ce8b..4e2a0f3676a9 100644
--- a/sys/compat/linuxkpi/common/include/linux/sched.h
+++ b/sys/compat/linuxkpi/common/include/linux/sched.h
@@ -92,11 +92,8 @@ struct task_struct {
 	unsigned int fpu_ctx_level;
 };
 
-#define	current	({ \
-	struct thread *__td = curthread; \
-	linux_set_current(__td); \
-	((struct task_struct *)__td->td_lkpi_task); \
-})
+struct task_struct *__lkpi_current(void);
+#define	current	(__lkpi_current())
 
 #define	task_pid_group_leader(task) (task)->task_thread->td_proc->p_pid
 #define	task_pid(task)		((task)->pid)
diff --git a/sys/compat/linuxkpi/common/src/linux_compat.c b/sys/compat/linuxkpi/common/src/linux_compat.c
index 78abbf1716e4..4ac59bcfbb79 100644
--- a/sys/compat/linuxkpi/common/src/linux_compat.c
+++ b/sys/compat/linuxkpi/common/src/linux_compat.c
@@ -170,6 +170,16 @@ const guid_t guid_null;
 
 enum system_states system_state = SYSTEM_RUNNING;
 
+struct task_struct *
+__lkpi_current(void)
+{
+	struct thread *td;
+
+	td = curthread;
+	linux_set_current(td);
+	return ((struct task_struct *)td->td_lkpi_task);
+}
+
 int
 panic_cmp(struct rb_node *one, struct rb_node *two)
 {