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ipc: fix wrong comments

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This patch fixes the wrong / obsolete comments in the ipc code.  Also adds
a missing lock around ipc_get_maxid() in shm_get_stat().

Signed-off-by: Nadia Derbey <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Nadia Derbey 2007-10-18 23:40:53 -07:00 • committed by Linus Torvalds
commit f4566f0485
5 changed files with 118 additions and 45 deletions
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14
ipc/sem.c
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@ -228,6 +228,14 @@ static inline void sem_rmid(struct ipc_namespace *ns, struct sem_array *s)
*/
#define IN_WAKEUP 1
/**
* newary - Create a new semaphore set
* @ns: namespace
* @params: ptr to the structure that contains key, semflg and nsems
*
* Called with sem_ids.mutex held
*/
static int newary(struct ipc_namespace *ns, struct ipc_params *params)
{
int id;
@ -281,6 +289,9 @@ static int newary(struct ipc_namespace *ns, struct ipc_params *params)
}
/*
* Called with sem_ids.mutex and ipcp locked.
*/
static inline int sem_security(struct kern_ipc_perm *ipcp, int semflg)
{
struct sem_array *sma;
@ -289,6 +300,9 @@ static inline int sem_security(struct kern_ipc_perm *ipcp, int semflg)
return security_sem_associate(sma, semflg);
}
/*
* Called with sem_ids.mutex and ipcp locked.
*/
static inline int sem_more_checks(struct kern_ipc_perm *ipcp,
struct ipc_params *params)
{