* [merged] sysvipc_find_ipc-should-increase-position-index.patch removed from -mm tree
@ 2020-04-12 6:46 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2020-04-12 6:46 UTC (permalink / raw)
To: dave, longman, manfred, mingo, mm-commits, neilb, oberpar,
rostedt, viro, vvs
The patch titled
Subject: ipc/util.c: sysvipc_find_ipc() should increase position index
has been removed from the -mm tree. Its filename was
sysvipc_find_ipc-should-increase-position-index.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Vasily Averin <vvs@virtuozzo.com>
Subject: ipc/util.c: sysvipc_find_ipc() should increase position index
If seq_file .next function does not change position index, read after some
lseek can generate unexpected output.
https://bugzilla.kernel.org/show_bug.cgi?id=206283
Link: http://lkml.kernel.org/r/b7a20945-e315-8bb0-21e6-3875c14a8494@virtuozzo.com
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Acked-by: Waiman Long <longman@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: NeilBrown <neilb@suse.com>
Cc: Peter Oberparleiter <oberpar@linux.ibm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
ipc/util.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/ipc/util.c~sysvipc_find_ipc-should-increase-position-index
+++ a/ipc/util.c
@@ -764,13 +764,13 @@ static struct kern_ipc_perm *sysvipc_fin
total++;
}
+ *new_pos = pos + 1;
if (total >= ids->in_use)
return NULL;
for (; pos < ipc_mni; pos++) {
ipc = idr_find(&ids->ipcs_idr, pos);
if (ipc != NULL) {
- *new_pos = pos + 1;
rcu_read_lock();
ipc_lock_object(ipc);
return ipc;
_
Patches currently in -mm which might be from vvs@virtuozzo.com are
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2020-04-12 6:46 [merged] sysvipc_find_ipc-should-increase-position-index.patch removed from -mm tree akpm
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