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authorThomas Gleixner <tglx@linutronix.de>2019-04-10 12:28:06 +0200
committerThomas Gleixner <tglx@linutronix.de>2019-04-14 19:58:30 +0200
commit4621c9858f05ab08434221e3a15cc8098645ef2a (patch)
tree0e9af3ce11cd9c5fa34af46b120fb3dd67262e91 /mm/page_owner.c
parentb8ca7ff7731f57b256fcc13a9b7d4913f5282e5c (diff)
mm/page_owner: Remove the ULONG_MAX stack trace hackery
No architecture terminates the stack trace with ULONG_MAX anymore. Remove the cruft. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Alexander Potapenko <glider@google.com> Cc: Michal Hocko <mhocko@suse.com> Cc: linux-mm@kvack.org Cc: Mike Rapoport <rppt@linux.vnet.ibm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Link: https://lkml.kernel.org/r/20190410103644.661974663@linutronix.de
Diffstat (limited to 'mm/page_owner.c')
-rw-r--r--mm/page_owner.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/mm/page_owner.c b/mm/page_owner.c
index 925b6f44a444..df277e6bc3c6 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -148,9 +148,6 @@ static noinline depot_stack_handle_t save_stack(gfp_t flags)
depot_stack_handle_t handle;
save_stack_trace(&trace);
- if (trace.nr_entries != 0 &&
- trace.entries[trace.nr_entries-1] == ULONG_MAX)
- trace.nr_entries--;
/*
* We need to check recursion here because our request to stackdepot