Messages in this thread | | | Date | Thu, 1 Dec 2022 13:13:05 +0000 | Subject | Re: [PATCH 1/2] HID: bpf: enforce HID_BPF dependencies | From | Jon Hunter <> |
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On 30/11/2022 10:10, Benjamin Tissoires wrote: > As mentioned in the link below, having JIT and BPF is not enough to > have fmod_ret and error injection APIs. This resolves the error that > happens on a system without tracing enabled when hid-bpf tries to > load itself. > > Link: https://lore.kernel.org/r/CABRcYmKyRchQhabi1Vd9RcMQFCcb=EtWyEbFDFRTc-L-U8WhgA@mail.gmail.com > Fixes: f5c27da4e3c8 ("HID: initial BPF implementation") > Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> > --- > drivers/hid/bpf/Kconfig | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/hid/bpf/Kconfig b/drivers/hid/bpf/Kconfig > index 298634fc3335..498232f9faa9 100644 > --- a/drivers/hid/bpf/Kconfig > +++ b/drivers/hid/bpf/Kconfig > @@ -4,7 +4,9 @@ menu "HID-BPF support" > config HID_BPF > bool "HID-BPF support" > default HID_SUPPORT > - depends on BPF && BPF_SYSCALL > + depends on BPF && BPF_SYSCALL && \ > + DYNAMIC_FTRACE_WITH_DIRECT_CALLS && \ > + FUNCTION_ERROR_INJECTION > help > This option allows to support eBPF programs on the HID subsystem. > eBPF programs can fix HID devices in a lighter way than a full
This fixes it for me!
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Thanks! Jon
-- nvpublic
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