linux/ipc
Davidlohr Bueso f075faa300 ipc/sem.c: prevent queue.status tearing in semop
In order for load/store tearing prevention to work, _all_ accesses to
the variable in question need to be done around READ and WRITE_ONCE()
macros.  Ensure everyone does so for q->status variable for
semtimedop().

Link: http://lkml.kernel.org/r/20180717052654.676-1-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-07-26 19:38:03 -07:00
..
compat.c
ipc_sysctl.c
Makefile
mq_sysctl.c
mqueue.c y2038: ipc: Enable COMPAT_32BIT_TIME 2018-04-20 16:20:27 +02:00
msg.c y2038: ipc: Report long times to user space 2018-04-20 16:20:21 +02:00
msgutil.c
namespace.c
sem.c ipc/sem.c: prevent queue.status tearing in semop 2018-07-26 19:38:03 -07:00
shm.c ipc: use new return type vm_fault_t 2018-06-15 07:55:25 +09:00
syscall.c y2038: ipc: Redirect ipc(SEMTIMEDOP, ...) to compat_ksys_semtimedop 2018-04-20 16:20:30 +02:00
util.c proc: move /proc/sysvipc creation to where it belongs 2018-04-11 10:28:33 -07:00
util.h y2038: ipc: Enable COMPAT_32BIT_TIME 2018-04-20 16:20:27 +02:00