1 From: Michal Marek <mmarek@suse.cz>
2 Subject: Add mcount() dummy export
4 Export a stub to avoid changing kabi checksums after CONFIG_FTRACE has been
7 Signed-off-by: Michal Marek <mmarek@suse.cz>
9 arch/x86/kernel/i386_ksyms_32.c | 4 ++++
10 arch/x86/kernel/x8664_ksyms_64.c | 4 ++++
11 2 files changed, 8 insertions(+)
13 --- a/arch/x86/kernel/i386_ksyms_32.c
14 +++ b/arch/x86/kernel/i386_ksyms_32.c
17 /* mcount is defined in assembly */
18 EXPORT_SYMBOL(mcount);
20 +/* export a stub for kabi compatibility */
21 +void mcount(void) { }
22 +EXPORT_SYMBOL(mcount);
25 /* Networking helper routines. */
26 --- a/arch/x86/kernel/x8664_ksyms_64.c
27 +++ b/arch/x86/kernel/x8664_ksyms_64.c
30 /* mcount is defined in assembly */
31 EXPORT_SYMBOL(mcount);
33 +/* export a stub for kabi compatibility */
34 +void mcount(void) { }
35 +EXPORT_SYMBOL(mcount);
38 EXPORT_SYMBOL(kernel_thread);