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author | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-11 14:24:57 -0700 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-11 14:24:57 -0700 |
commit | 28ab1bb0e8f031dd7dd3462ff8f6b2e93fc77e7f (patch) | |
tree | 3c0d2177d9bfc513c2d06c1efb5ab62c74fd1953 /arch/sparc/kernel/ftrace.c | |
parent | b874155a5fa450bf5e4b5303cbfff05958805bf8 (diff) | |
parent | 40e020c129cfc991e8ab4736d2665351ffd1468d (diff) |
Merge tag 'v4.20-rc6' into rdma.git for-next
For dependencies in following patches.
Diffstat (limited to 'arch/sparc/kernel/ftrace.c')
-rw-r--r-- | arch/sparc/kernel/ftrace.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/sparc/kernel/ftrace.c b/arch/sparc/kernel/ftrace.c index 915dda4ae412..684b84ce397f 100644 --- a/arch/sparc/kernel/ftrace.c +++ b/arch/sparc/kernel/ftrace.c @@ -126,20 +126,11 @@ unsigned long prepare_ftrace_return(unsigned long parent, unsigned long frame_pointer) { unsigned long return_hooker = (unsigned long) &return_to_handler; - struct ftrace_graph_ent trace; if (unlikely(atomic_read(¤t->tracing_graph_pause))) return parent + 8UL; - trace.func = self_addr; - trace.depth = current->curr_ret_stack + 1; - - /* Only trace if the calling function expects to */ - if (!ftrace_graph_entry(&trace)) - return parent + 8UL; - - if (ftrace_push_return_trace(parent, self_addr, &trace.depth, - frame_pointer, NULL) == -EBUSY) + if (function_graph_enter(parent, self_addr, frame_pointer, NULL)) return parent + 8UL; return return_hooker; |