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| author | Dmitry Vyukov <dvyukov@google.com> | 2018-04-18 16:30:13 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2018-04-18 16:30:13 +0200 |
| commit | 829f023456746402c5e958e624a7cabf3bef2e30 (patch) | |
| tree | 64e25dc82cb175f215a7fe4f3963be3ccc5f4ad1 /pkg/host/host_linux.go | |
| parent | 52643b44142b6b5de7b9d2a9fde0fd58ec1f1028 (diff) | |
pkg/host: fix kallsyms check
Recent kernel changes to not call syscalls directly from kernel code
renamed syscall symbols from sys_foo to ksys_foo.
Support both formats.
Diffstat (limited to 'pkg/host/host_linux.go')
| -rw-r--r-- | pkg/host/host_linux.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/host/host_linux.go b/pkg/host/host_linux.go index 6914ad202..64c87d295 100644 --- a/pkg/host/host_linux.go +++ b/pkg/host/host_linux.go @@ -46,7 +46,8 @@ func isSupported(c *prog.Syscall, sandbox string) (bool, string) { if newname := kallsymsMap[name]; newname != "" { name = newname } - if !bytes.Contains(kallsyms, []byte(" T sys_"+name+"\n")) { + if !bytes.Contains(kallsyms, []byte(" T sys_"+name+"\n")) && + !bytes.Contains(kallsyms, []byte(" T ksys_"+name+"\n")) { return false, fmt.Sprintf("sys_%v is not present in /proc/kallsyms", name) } return true, "" |