SCALL_64_after_hwframe+0x42/0xb7
>
> Reported-by: Alexandru Moise <00moses.alexande...@gmail.com>
> Fixes: a063057d7c73 ("block: Fix a race between request queue removal and the
> block cgroup controller")
> Signed-off-by: Bart Van Assche
> Tested-by: Alexandru
On Thu, Apr 12, 2018 at 06:20:34AM +0200, Alexandru Moise wrote:
> On Wed, Apr 11, 2018 at 07:58:52PM -0600, Bart Van Assche wrote:
> > Several block drivers call alloc_disk() followed by put_disk() if
> > something fails before device_add_disk() is called without calling
> &
SCALL_64_after_hwframe+0x42/0xb7
>
> Reported-by: Alexandru Moise <00moses.alexande...@gmail.com>
> Fixes: a063057d7c73 ("block: Fix a race between request queue removal and the
> block cgroup controller")
> Signed-off-by: Bart Van Assche
> Cc: Al
SCALL_64_after_hwframe+0x42/0xb7
>
> Reported-by: Alexandru Moise <00moses.alexande...@gmail.com>
> Fixes: a063057d7c73 ("block: Fix a race between request queue removal and the
> block cgroup controller")
> Signed-off-by: Bart Van Assche
> Cc: Al
On Wed, Apr 11, 2018 at 01:55:25PM -0600, Bart Van Assche wrote:
> On 04/11/18 13:00, Alexandru Moise wrote:
> > But the root cause of it is in blkcg_init_queue() when blkg_create() returns
> > an ERR ptr, because it tries to insert into a populated index into
> > blkcg->
On Wed, Apr 11, 2018 at 03:54:53PM +, Bart Van Assche wrote:
> On Wed, 2018-04-11 at 16:28 +0200, Alexandru Moise wrote:
> > [0.76] BUG: unable to handle kernel NULL pointer dereference at
> > 01b4
> > [0.763350] Kernel panic - not syncing: A
On Wed, Apr 11, 2018 at 07:20:19AM -0700, Tejun Heo wrote:
> Hello,
>
> On Wed, Apr 11, 2018 at 12:12:56PM +0200, Alexandru Moise wrote:
> > > But we already do this through calling blkcg_exit_queue() from
> > > __blk_release_queue(). What's missing?
> >
&
On Mon, Apr 09, 2018 at 03:09:38PM -0700, Tejun Heo wrote:
> (cc'ing Joseph as he worked on the area recently, hi!)
>
> Hello,
>
> On Sat, Apr 07, 2018 at 12:21:48PM +0200, Alexandru Moise wrote:
> > The q->id is used as an index within the blkg_tree radix tree.
existing.
Signed-off-by: Alexandru Moise <00moses.alexande...@gmail.com>
---
v2: Added no-op for !CONFIG_BLK_CGROUP
block/blk-cgroup.c | 2 +-
block/blk-sysfs.c | 4
include/linux/blk-cgroup.h | 3 +++
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/block/
existing.
Signed-off-by: Alexandru Moise <00moses.alexande...@gmail.com>
---
block/blk-cgroup.c | 2 +-
block/blk-sysfs.c | 4
include/linux/blk-cgroup.h | 2 ++
3 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
inde
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