On Tue Sep 5, 2023 at 6:56 PM EEST, Casey Schaufler wrote: > On 9/4/2023 2:08 PM, Jarkko Sakkinen wrote: > > On Thu Aug 31, 2023 at 1:41 PM EEST, Roberto Sassu wrote: > >> From: Roberto Sassu <roberto.sassu@xxxxxxxxxx> > >> > >> Add the idmap parameter to the definition, so that evm_inode_setattr() can > >> be registered as this hook implementation. > >> > >> Signed-off-by: Roberto Sassu <roberto.sassu@xxxxxxxxxx> > >> Reviewed-by: Stefan Berger <stefanb@xxxxxxxxxxxxx> > >> Acked-by: Casey Schaufler <casey@xxxxxxxxxxxxxxxx> > >> --- > >> include/linux/lsm_hook_defs.h | 3 ++- > >> security/security.c | 2 +- > >> security/selinux/hooks.c | 3 ++- > >> security/smack/smack_lsm.c | 4 +++- > >> 4 files changed, 8 insertions(+), 4 deletions(-) > >> > >> diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h > >> index 4bdddb52a8fe..fdf075a6b1bb 100644 > >> --- a/include/linux/lsm_hook_defs.h > >> +++ b/include/linux/lsm_hook_defs.h > >> @@ -134,7 +134,8 @@ LSM_HOOK(int, 0, inode_readlink, struct dentry *dentry) > >> LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode, > >> bool rcu) > >> LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask) > >> -LSM_HOOK(int, 0, inode_setattr, struct dentry *dentry, struct iattr *attr) > >> +LSM_HOOK(int, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry, > >> + struct iattr *attr) > > LSM_HOOK(int, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr) > > > > Only 99 characters, i.e. breaking into two lines is not necessary. > > We're keeping the LSM code in the ancient 80 character format. > Until we get some fresh, young maintainers involved who can convince > us that line wrapped 80 character terminals are kewl we're sticking > with what we know. > > https://lwn.net/Articles/822168/ Pretty artificial counter-example tbh :-) Even with Rust people tend to stick one character variable names for trivial integer indices. BR, Jarkko