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| author | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2022-11-03 18:57:49 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2022-11-15 18:28:30 +0300 |
| commit | 91a7f802d1852f60139712bdcfa98db547ce0531 (patch) | |
| tree | 84182f39b96115288e80ca7293deec92d41486e6 /tools/testing/selftests | |
| parent | 0330f725cc5b01f4149a2a21e474b2090a1dcead (diff) | |
| download | linux-91a7f802d1852f60139712bdcfa98db547ce0531.tar.xz | |
HID: bpf: introduce hid_hw_request()
This function can not be called under IRQ, thus it is only available
while in SEC("syscall").
For consistency, this function requires a HID-BPF context to work with,
and so we also provide a helper to create one based on the HID unique
ID.
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
--
changes in v12:
- variable dereferenced before check 'ctx'
|Reported-by: kernel test robot <lkp@intel.com>
|Reported-by: Dan Carpenter <error27@gmail.com>
no changes in v11
no changes in v10
changes in v9:
- fixed kfunc declaration aaccording to latest upstream changes
no changes in v8
changes in v7:
- hid_bpf_allocate_context: remove unused variable
- ensures buf is not NULL
changes in v6:
- rename parameter size into buf__sz to teach the verifier about
the actual buffer size used by the call
- remove the allocated data in the user created context, it's not used
new-ish in v5
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'tools/testing/selftests')
0 files changed, 0 insertions, 0 deletions