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Diffstat (limited to 'Documentation/security')
| -rw-r--r-- | Documentation/security/keys.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/security/keys.txt b/Documentation/security/keys.txt index 4d75931d2d79..713ec232c562 100644 --- a/Documentation/security/keys.txt +++ b/Documentation/security/keys.txt @@ -554,6 +554,10 @@ The keyctl syscall functions are: process must have write permission on the keyring, and it must be a keyring (or else error ENOTDIR will result). + This function can also be used to clear special kernel keyrings if they + are appropriately marked if the user has CAP_SYS_ADMIN capability. The + DNS resolver cache keyring is an example of this. + (*) Link a key into a keyring: |