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Diffstat (limited to 'Documentation/bpf/kfuncs.rst')
| -rw-r--r-- | Documentation/bpf/kfuncs.rst | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/bpf/kfuncs.rst b/Documentation/bpf/kfuncs.rst index 69eccf6f98ef..bf1b85941452 100644 --- a/Documentation/bpf/kfuncs.rst +++ b/Documentation/bpf/kfuncs.rst @@ -179,9 +179,10 @@ both are orthogonal to each other. --------------------- The KF_RELEASE flag is used to indicate that the kfunc releases the pointer -passed in to it. There can be only one referenced pointer that can be passed in. -All copies of the pointer being released are invalidated as a result of invoking -kfunc with this flag. +passed in to it. There can be only one referenced pointer that can be passed +in. All copies of the pointer being released are invalidated as a result of +invoking kfunc with this flag. KF_RELEASE kfuncs automatically receive the +protection afforded by the KF_TRUSTED_ARGS flag described below. 2.4.4 KF_KPTR_GET flag ---------------------- |