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Correct/improve the descriptions if kern.ipc.(shmsegs,sema,msqids).

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The description of kern.ipc.shmsegs was wrong since 2005.  I updated the
others (which were more correct) to match.

PR:		225933
Reviewed by:	cem
MFC after:	3 days
Sponsored by:	DARPA, AFRL
Differential Revision:	https://reviews.freebsd.org/D14391
This commit is contained in:
brooks 2018-02-18 19:19:36 +00:00
parent da1a8ac45b
commit 91b2a928ff
3 changed files with 5 additions and 3 deletions
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3
sys/kern/sysv_msg.c
View File

@ -1494,7 +1494,8 @@ SYSCTL_INT(_kern_ipc, OID_AUTO, msgseg, CTLFLAG_RDTUN, &msginfo.msgseg, 0,
"Number of message segments");
SYSCTL_PROC(_kern_ipc, OID_AUTO, msqids,
CTLTYPE_OPAQUE | CTLFLAG_RD | CTLFLAG_MPSAFE,
NULL, 0, sysctl_msqids, "", "Message queue IDs");
NULL, 0, sysctl_msqids, "",
"Array of struct msqid_kernel for each potential message queue");
static int
msg_prison_check(void *obj, void *data)

3
sys/kern/sysv_sem.c
View File

@ -230,7 +230,8 @@ SYSCTL_INT(_kern_ipc, OID_AUTO, semaem, CTLFLAG_RWTUN, &seminfo.semaem, 0,
"Adjust on exit max value");
SYSCTL_PROC(_kern_ipc, OID_AUTO, sema,
CTLTYPE_OPAQUE | CTLFLAG_RD | CTLFLAG_MPSAFE,
NULL, 0, sysctl_sema, "", "Semaphore id pool");
NULL, 0, sysctl_sema, "",
"Array of struct semid_kernel for each potential semaphore");
static struct syscall_helper_data sem_syscalls[] = {
SYSCALL_INIT_HELPER(__semctl),

2
sys/kern/sysv_shm.c
View File

@ -200,7 +200,7 @@ SYSCTL_INT(_kern_ipc, OID_AUTO, shm_allow_removed, CTLFLAG_RWTUN,
"Enable/Disable attachment to attached segments marked for removal");
SYSCTL_PROC(_kern_ipc, OID_AUTO, shmsegs, CTLTYPE_OPAQUE | CTLFLAG_RD |
CTLFLAG_MPSAFE, NULL, 0, sysctl_shmsegs, "",
"Current number of shared memory segments allocated");
"Array of struct shmid_kernel for each potential shared memory segment");
static struct sx sysvshmsx;
#define SYSVSHM_LOCK() sx_xlock(&sysvshmsx)