diff options
| author | Lepton Wu <ytht.net@gmail.com> | 2018-01-12 13:42:56 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-17 09:35:30 +0100 |
| commit | c18b1bda49334cbef67d5b9fedbbe20e28566088 (patch) | |
| tree | 372ccffb3cf0fff1f83bc188d19d8d743757c2c8 /kernel/bpf/core.c | |
| parent | 0b6231faa21228fe486539dc33e39e865a1b0379 (diff) | |
kaiser: Set _PAGE_NX only if supported
This finally resolve crash if loaded under qemu + haxm. Haitao Shan pointed
out that the reason of that crash is that NX bit get set for page tables.
It seems we missed checking if _PAGE_NX is supported in kaiser_add_user_map
Link: https://www.spinics.net/lists/kernel/msg2689835.html
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Signed-off-by: Lepton Wu <ytht.net@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/bpf/core.c')
0 files changed, 0 insertions, 0 deletions