AcoSail/kernel_optimize_test
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kmemleak: No need for scanning specific module sections

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As kmemleak now scans all module sections that are allocated, writable
and non executable, there's no need to scan individual sections that
might reference data.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Steven Rostedt 2013-05-15 20:46:23 +01:00 committed by Catalin Marinas
parent 06c9494c0e
commit 89c837351d
1 changed files with 0 additions and 13 deletions
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13
kernel/module.c
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@ -2769,24 +2769,11 @@ static void find_module_sections(struct module *mod, struct load_info *info)
mod->trace_events = section_objs(info, "_ftrace_events",
sizeof(*mod->trace_events),
&mod->num_trace_events);
/*
* This section contains pointers to allocated objects in the trace
* code and not scanning it leads to false positives.
*/
kmemleak_scan_area(mod->trace_events, sizeof(*mod->trace_events) *
mod->num_trace_events, GFP_KERNEL);
#endif
#ifdef CONFIG_TRACING
mod->trace_bprintk_fmt_start = section_objs(info, "__trace_printk_fmt",
sizeof(*mod->trace_bprintk_fmt_start),
&mod->num_trace_bprintk_fmt);
/*
* This section contains pointers to allocated objects in the trace
* code and not scanning it leads to false positives.
*/
kmemleak_scan_area(mod->trace_bprintk_fmt_start,
sizeof(*mod->trace_bprintk_fmt_start) *
mod->num_trace_bprintk_fmt, GFP_KERNEL);
#endif
#ifdef CONFIG_FTRACE_MCOUNT_RECORD
/* sechdrs[0].sh_size is always zero */