[patch V3 27/29] lib/stackdepot: Remove obsolete functions

Thomas Gleixner
2019-04-25T09:45:20Z

No more users of the struct stack_trace based interfaces.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Alexander Potapenko <glider@google.com>
---
include/linux/stackdepot.h | 4 ----
lib/stackdepot.c | 20 --------------------
2 files changed, 24 deletions(-)

--- a/include/linux/stackdepot.h
+++ b/include/linux/stackdepot.h
@@ -23,13 +23,9 @@

typedef u32 depot_stack_handle_t;

-struct stack_trace;
-
-depot_stack_handle_t depot_save_stack(struct stack_trace *trace, gfp_t flags);
depot_stack_handle_t stack_depot_save(unsigned long *entries,
unsigned int nr_entries, gfp_t gfp_flags);

-void depot_fetch_stack(depot_stack_handle_t handle, struct stack_trace *trace);
unsigned int stack_depot_fetch(depot_stack_handle_t handle,
unsigned long **entries);

--- a/lib/stackdepot.c
+++ b/lib/stackdepot.c
@@ -216,14 +216,6 @@ unsigned int stack_depot_fetch(depot_sta
}
EXPORT_SYMBOL_GPL(stack_depot_fetch);

-void depot_fetch_stack(depot_stack_handle_t handle, struct stack_trace *trace)
-{
- unsigned int nent = stack_depot_fetch(handle, &trace->entries);
-
- trace->max_entries = trace->nr_entries = nent;
-}
-EXPORT_SYMBOL_GPL(depot_fetch_stack);
-
/**
* stack_depot_save - Save a stack trace from an array
*
@@ -318,15 +310,3 @@ depot_stack_handle_t stack_depot_save(un
return retval;
}
EXPORT_SYMBOL_GPL(stack_depot_save);
-
-/**
- * depot_save_stack - save stack in a stack depot.
- * @trace - the stacktrace to save.
- * @alloc_flags - flags for allocating additional memory if required.
- */
-depot_stack_handle_t depot_save_stack(struct stack_trace *trace,
- gfp_t alloc_flags)
-{
- return stack_depot_save(trace->entries, trace->nr_entries, alloc_flags);
-}
-EXPORT_SYMBOL_GPL(depot_save_stack);

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