Re: [PATCH] semctl.2: Correct SEM_STAT_ANY description
From: Michael Kerrisk (man-pages) <hidden>
Date: 2021-01-07 13:06:25
Hi Alex, hi Xang, On 12/29/20 12:03 PM, Alejandro Colomar wrote:
From: Yang Xu <redacted>
Since kernel commit a280d6dc77eb
("ipc/sem: introduce semctl(SEM_STAT_ANY)"),
it only skips read access check when using SEM_STAT_ANY command.
And it should use the semid_ds struct instead of seminfo struct.
Fix this.
Signed-off-by: Yang Xu <redacted>
Acked-by: Manfred Spraul <redacted>
Signed-off-by: Alejandro Colomar <redacted>Patch applied. My apologies for the delay. Thanks, Michael
quoted hunk ↗ jump to hunk
--- Hi Michael, Here's a recent patch from Yang Xu. Cheers, Alex man2/semctl.2 | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)diff --git a/man2/semctl.2 b/man2/semctl.2 index ed5e79efd..e562d0bc4 100644 --- a/man2/semctl.2 +++ b/man2/semctl.2@@ -297,8 +297,8 @@ all semaphore sets on the system. .TP .BR SEM_STAT_ANY " (Linux-specific, since Linux 4.17)" Return a -.I seminfo -structure containing the same information as for +.I semid_ds +structure as for .BR SEM_STAT . However, .I sem_perm.modebase-commit: c55f66855eccfcd92b35fe7b13a326121f2ee0fd
-- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/