From: Ian Munsie on
From: Ian Munsie <imunsie(a)>

This patch will print out implemented but unmapped system calls at boot
to help quickly identify remaining unmapped system calls.

Signed-off-by: Ian Munsie <imunsie(a)>
kernel/trace/trace_syscalls.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 58ef002..c0041e3 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -102,6 +102,7 @@ static struct syscall_metadata *find_syscall_meta(unsigned long syscall)
if (start->name && arch_syscall_match_sym_name(str, start->name))
return start;
+ printk(KERN_DEBUG "ftrace syscalls: missing metadata for %s\n", str);
return NULL;


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