linux-kernel - [PATCH 10/11] seq_buf: Move to kernel/tracing

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Date:   Mon, 15 Aug 2022 13:26:12 -0400
From:   Kent Overstreet <kent.overstreet@...ux.dev>
To:     akpm@...ux-foundation.org
Cc:     linux-kernel@...r.kernel.org,
        Kent Overstreet <kent.overstreet@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH 10/11] seq_buf: Move to kernel/tracing

From: Kent Overstreet <kent.overstreet@...il.com>

Tracing is the last user of seq_buf, which has been replaced by
printbufs elsewhere; move out of lib/ since it's no longer the standard
API.

Signed-off-by: Kent Overstreet <kent.overstreet@...il.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
---
 kernel/trace/Makefile           | 1 +
 {lib => kernel/trace}/seq_buf.c | 0
 lib/Makefile                    | 2 +-
 3 files changed, 2 insertions(+), 1 deletion(-)
 rename {lib => kernel/trace}/seq_buf.c (100%)

diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index c6651e16b5..03ad4d8c27 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -52,6 +52,7 @@ obj-$(CONFIG_TRACING) += trace_seq.o
 obj-$(CONFIG_TRACING) += trace_stat.o
 obj-$(CONFIG_TRACING) += trace_printk.o
 obj-$(CONFIG_TRACING) += 	pid_list.o
+obj-$(CONFIG_TRACING) += seq_buf.o
 obj-$(CONFIG_TRACING_MAP) += tracing_map.o
 obj-$(CONFIG_PREEMPTIRQ_DELAY_TEST) += preemptirq_delay_test.o
 obj-$(CONFIG_SYNTH_EVENT_GEN_TEST) += synth_event_gen_test.o
diff --git a/lib/seq_buf.c b/kernel/trace/seq_buf.c
similarity index 100%
rename from lib/seq_buf.c
rename to kernel/trace/seq_buf.c
diff --git a/lib/Makefile b/lib/Makefile
index d44f8d03d6..9ed57a1f9f 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -32,7 +32,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
 	 idr.o extable.o irq_regs.o argv_split.o \
 	 flex_proportions.o ratelimit.o show_mem.o \
 	 is_single_threaded.o plist.o decompress.o kobject_uevent.o \
-	 earlycpio.o seq_buf.o siphash.o dec_and_lock.o \
+	 earlycpio.o siphash.o dec_and_lock.o \
 	 nmi_backtrace.o nodemask.o win_minmax.o memcat_p.o \
 	 buildid.o cpumask.o printbuf.o
 
-- 
2.36.1