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[PATCH] keys: sort out key quota system

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Add the ability for key creation to overrun the user's quota in some
circumstances - notably when a session keyring is created and assigned to a
process that didn't previously have one.

This means it's still possible to log in, should PAM require the creation of a
new session keyring, and fix an overburdened key quota.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
David Howells
2006-06-26 00:24:50 -07:00
committed by Linus Torvalds
parent f116629d03
commit 7e047ef5fe
11 changed files with 85 additions and 51 deletions
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3
security/keys/internal.h
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@@ -99,7 +99,8 @@ extern int install_process_keyring(struct task_struct *tsk);
extern struct key *request_key_and_link(struct key_type *type,
const char *description,
const char *callout_info,
struct key *dest_keyring);
struct key *dest_keyring,
unsigned long flags);
/*
* request_key authorisation