diff options
author | James Simmons <jsimmons@infradead.org> | 2012-11-14 18:15:32 +0000 |
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committer | James Simmons <jsimmons@infradead.org> | 2012-11-14 18:15:32 +0000 |
commit | b44959f2817032bc4668434bbe1cf9ab28b8cb21 (patch) | |
tree | de3bd861b36c836ac9b7b6e8dc179ca1985b6593 /arch/arm/kernel/ftrace.c | |
parent | e22956a2faa9cf34cec4a471131d50c6be75b0c2 (diff) | |
parent | 2216c9e74fb3baac3cb73952158dbe38b703997e (diff) |
Conflicts:
drivers/gpu/drm/tdfx/tdfx_drv.c
Diffstat (limited to 'arch/arm/kernel/ftrace.c')
-rw-r--r-- | arch/arm/kernel/ftrace.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index df0bf0c8cb7..34e56647dce 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -179,19 +179,20 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, old = *parent; *parent = return_hooker; - err = ftrace_push_return_trace(old, self_addr, &trace.depth, - frame_pointer); - if (err == -EBUSY) { - *parent = old; - return; - } - trace.func = self_addr; + trace.depth = current->curr_ret_stack + 1; /* Only trace if the calling function expects to */ if (!ftrace_graph_entry(&trace)) { - current->curr_ret_stack--; *parent = old; + return; + } + + err = ftrace_push_return_trace(old, self_addr, &trace.depth, + frame_pointer); + if (err == -EBUSY) { + *parent = old; + return; } } |