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-rw-r--r--debian/patches-rt/preempt-Put-preempt_enable-within-an-instrumentation.patch47
1 files changed, 0 insertions, 47 deletions
diff --git a/debian/patches-rt/preempt-Put-preempt_enable-within-an-instrumentation.patch b/debian/patches-rt/preempt-Put-preempt_enable-within-an-instrumentation.patch
deleted file mode 100644
index 9a39dab226..0000000000
--- a/debian/patches-rt/preempt-Put-preempt_enable-within-an-instrumentation.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
-Date: Wed, 8 Mar 2023 16:29:38 +0100
-Subject: [PATCH] preempt: Put preempt_enable() within an instrumentation*()
- section.
-Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.7/older/patches-6.7-rt6.tar.xz
-
-Callers of preempt_enable() can be within an noinstr section leading to:
-| vmlinux.o: warning: objtool: native_sched_clock+0x97: call to preempt_schedule_notrace_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: kvm_clock_read+0x22: call to preempt_schedule_notrace_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: local_clock+0xb4: call to preempt_schedule_notrace_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: enter_from_user_mode+0xea: call to preempt_schedule_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: syscall_enter_from_user_mode+0x140: call to preempt_schedule_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare+0xf2: call to preempt_schedule_thunk() leaves .noinstr.text section
-| vmlinux.o: warning: objtool: irqentry_enter_from_user_mode+0xea: call to preempt_schedule_thunk() leaves .noinstr.text section
-
-Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
-Link: https://lore.kernel.org/r/20230309072724.3F6zRkvw@linutronix.de
----
- include/linux/preempt.h | 10 ++++++++--
- 1 file changed, 8 insertions(+), 2 deletions(-)
-
---- a/include/linux/preempt.h
-+++ b/include/linux/preempt.h
-@@ -230,15 +230,21 @@ do { \
- #define preempt_enable() \
- do { \
- barrier(); \
-- if (unlikely(preempt_count_dec_and_test())) \
-+ if (unlikely(preempt_count_dec_and_test())) { \
-+ instrumentation_begin(); \
- __preempt_schedule(); \
-+ instrumentation_end(); \
-+ } \
- } while (0)
-
- #define preempt_enable_notrace() \
- do { \
- barrier(); \
-- if (unlikely(__preempt_count_dec_and_test())) \
-+ if (unlikely(__preempt_count_dec_and_test())) { \
-+ instrumentation_begin(); \
- __preempt_schedule_notrace(); \
-+ instrumentation_end(); \
-+ } \
- } while (0)
-
- #define preempt_check_resched() \