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Message-ID: <tip-988ec8841ca1e22b2978fce0134d8267e838770e@git.kernel.org>
Date: Mon, 29 Apr 2019 11:48:27 -0700
From: tip-bot for Thomas Gleixner <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: airlied@...ux.ie, tom.zanussi@...ux.intel.com, agk@...hat.com,
snitzer@...hat.com, cl@...ux.com, hpa@...or.com,
jpoimboe@...hat.com, mingo@...nel.org, akinobu.mita@...il.com,
rostedt@...dmis.org, luto@...nel.org,
joonas.lahtinen@...ux.intel.com, daniel@...ll.ch,
linux-kernel@...r.kernel.org, dsterba@...e.com, glider@...gle.com,
tglx@...utronix.de, rppt@...ux.vnet.ibm.com,
rodrigo.vivi@...el.com, dvyukov@...gle.com, penberg@...nel.org,
maarten.lankhorst@...ux.intel.com, clm@...com, jthumshirn@...e.de,
rientjes@...gle.com, m.szyprowski@...sung.com, hch@....de,
jani.nikula@...ux.intel.com, aryabinin@...tuozzo.com,
mbenes@...e.cz, adobriyan@...il.com, catalin.marinas@....com,
josef@...icpanda.com, robin.murphy@....com,
akpm@...ux-foundation.org
Subject: [tip:core/stacktrace] stacktrace: Remove obsolete functions
Commit-ID: 988ec8841ca1e22b2978fce0134d8267e838770e
Gitweb: https://git.kernel.org/tip/988ec8841ca1e22b2978fce0134d8267e838770e
Author: Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Thu, 25 Apr 2019 11:45:19 +0200
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitDate: Mon, 29 Apr 2019 12:37:57 +0200
stacktrace: Remove obsolete functions
No more users of the struct stack_trace based interfaces. Remove them.
Remove the macro stubs for !CONFIG_STACKTRACE as well as they are pointless
because the storage on the call sites is conditional on CONFIG_STACKTRACE
already. No point to be 'smart'.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Reviewed-by: Josh Poimboeuf <jpoimboe@...hat.com>
Cc: Andy Lutomirski <luto@...nel.org>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Alexander Potapenko <glider@...gle.com>
Cc: Alexey Dobriyan <adobriyan@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Christoph Lameter <cl@...ux.com>
Cc: Pekka Enberg <penberg@...nel.org>
Cc: linux-mm@...ck.org
Cc: David Rientjes <rientjes@...gle.com>
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Dmitry Vyukov <dvyukov@...gle.com>
Cc: Andrey Ryabinin <aryabinin@...tuozzo.com>
Cc: kasan-dev@...glegroups.com
Cc: Mike Rapoport <rppt@...ux.vnet.ibm.com>
Cc: Akinobu Mita <akinobu.mita@...il.com>
Cc: Christoph Hellwig <hch@....de>
Cc: iommu@...ts.linux-foundation.org
Cc: Robin Murphy <robin.murphy@....com>
Cc: Marek Szyprowski <m.szyprowski@...sung.com>
Cc: Johannes Thumshirn <jthumshirn@...e.de>
Cc: David Sterba <dsterba@...e.com>
Cc: Chris Mason <clm@...com>
Cc: Josef Bacik <josef@...icpanda.com>
Cc: linux-btrfs@...r.kernel.org
Cc: dm-devel@...hat.com
Cc: Mike Snitzer <snitzer@...hat.com>
Cc: Alasdair Kergon <agk@...hat.com>
Cc: Daniel Vetter <daniel@...ll.ch>
Cc: intel-gfx@...ts.freedesktop.org
Cc: Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
Cc: dri-devel@...ts.freedesktop.org
Cc: David Airlie <airlied@...ux.ie>
Cc: Jani Nikula <jani.nikula@...ux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@...el.com>
Cc: Tom Zanussi <tom.zanussi@...ux.intel.com>
Cc: Miroslav Benes <mbenes@...e.cz>
Cc: linux-arch@...r.kernel.org
Link: https://lkml.kernel.org/r/20190425094803.524796783@linutronix.de
---
include/linux/stacktrace.h | 17 -----------------
kernel/stacktrace.c | 14 --------------
2 files changed, 31 deletions(-)
diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h
index a24340b3e9e1..40decfbb9a24 100644
--- a/include/linux/stacktrace.h
+++ b/include/linux/stacktrace.h
@@ -36,24 +36,7 @@ extern void save_stack_trace_tsk(struct task_struct *tsk,
struct stack_trace *trace);
extern int save_stack_trace_tsk_reliable(struct task_struct *tsk,
struct stack_trace *trace);
-
-extern void print_stack_trace(struct stack_trace *trace, int spaces);
-extern int snprint_stack_trace(char *buf, size_t size,
- struct stack_trace *trace, int spaces);
-
-#ifdef CONFIG_USER_STACKTRACE_SUPPORT
extern void save_stack_trace_user(struct stack_trace *trace);
-#else
-# define save_stack_trace_user(trace) do { } while (0)
-#endif
-
-#else /* !CONFIG_STACKTRACE */
-# define save_stack_trace(trace) do { } while (0)
-# define save_stack_trace_tsk(tsk, trace) do { } while (0)
-# define save_stack_trace_user(trace) do { } while (0)
-# define print_stack_trace(trace, spaces) do { } while (0)
-# define snprint_stack_trace(buf, size, trace, spaces) do { } while (0)
-# define save_stack_trace_tsk_reliable(tsk, trace) ({ -ENOSYS; })
#endif /* CONFIG_STACKTRACE */
#if defined(CONFIG_STACKTRACE) && defined(CONFIG_HAVE_RELIABLE_STACKTRACE)
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c
index b38333b3bc18..dd55312f3fe9 100644
--- a/kernel/stacktrace.c
+++ b/kernel/stacktrace.c
@@ -30,12 +30,6 @@ void stack_trace_print(unsigned long *entries, unsigned int nr_entries,
}
EXPORT_SYMBOL_GPL(stack_trace_print);
-void print_stack_trace(struct stack_trace *trace, int spaces)
-{
- stack_trace_print(trace->entries, trace->nr_entries, spaces);
-}
-EXPORT_SYMBOL_GPL(print_stack_trace);
-
/**
* stack_trace_snprint - Print the entries in the stack trace into a buffer
* @buf: Pointer to the print buffer
@@ -72,14 +66,6 @@ int stack_trace_snprint(char *buf, size_t size, unsigned long *entries,
}
EXPORT_SYMBOL_GPL(stack_trace_snprint);
-int snprint_stack_trace(char *buf, size_t size,
- struct stack_trace *trace, int spaces)
-{
- return stack_trace_snprint(buf, size, trace->entries,
- trace->nr_entries, spaces);
-}
-EXPORT_SYMBOL_GPL(snprint_stack_trace);
-
/*
* Architectures that do not implement save_stack_trace_*()
* get these weak aliases and once-per-bootup warnings
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