On 11/4/22 9:40 PM, Mikulas Patocka wrote:
On Fri, 4 Nov 2022, Guoqing Jiang wrote:
On 11/3/22 11:20 PM, Mikulas Patocka wrote:
On Thu, 3 Nov 2022, Mikulas Patocka wrote:
BTW, is the mempool_free from endio -> dec_count -> complete_io?
And io which caused the crash is from
On 11/4/22 7:10 PM, Zdenek Kabelac wrote:
Dne 04. 11. 22 v 2:23 Guoqing Jiang napsal(a):
On 11/3/22 10:46 PM, Heming Zhao wrote:
On 11/3/22 11:47 AM, Guoqing Jiang wrote:
Hi,
On 11/3/22 12:27 AM, Mikulas Patocka wrote:
Hi
There's a crash in the test shell/lvchange-rebuild-raid.sh
On 11/3/22 11:20 PM, Mikulas Patocka wrote:
On Thu, 3 Nov 2022, Mikulas Patocka wrote:
BTW, is the mempool_free from endio -> dec_count -> complete_io?
And io which caused the crash is from dm_io -> async_io / sync_io
-> dispatch_io, seems dm-raid1 can call it instead of dm-raid, so I
sup
On 11/3/22 10:46 PM, Heming Zhao wrote:
On 11/3/22 11:47 AM, Guoqing Jiang wrote:
Hi,
On 11/3/22 12:27 AM, Mikulas Patocka wrote:
Hi
There's a crash in the test shell/lvchange-rebuild-raid.sh when running
the lvm testsuite. It can be reproduced by running "make check_local
T=shel
On 11/3/22 11:47 AM, Guoqing Jiang wrote:
[ 78.491429]
[ 78.491640] clone_endio+0xf4/0x1c0 [dm_mod]
[ 78.492072] clone_endio+0xf4/0x1c0 [dm_mod]
The clone_endio belongs to "clone" target_type.
Hmm, could be the "clone_endio" from dm.c instead
Hi,
On 11/3/22 12:27 AM, Mikulas Patocka wrote:
Hi
There's a crash in the test shell/lvchange-rebuild-raid.sh when running
the lvm testsuite. It can be reproduced by running "make check_local
T=shell/lvchange-rebuild-raid.sh" in a loop.
I have problem to run the cmd (not sure what I missed),
Hi,
Pls drop this one from all stable kernel versions since it caused
regression.
Thanks,
Guoqing
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On 2/9/22 5:13 PM, Jinpu Wang wrote:
--- a/drivers/block/rnbd/rnbd-srv.c
+++ b/drivers/block/rnbd/rnbd-srv.c
@@ -548,8 +548,7 @@ static void rnbd_srv_fill_msg_open_rsp(struct
rnbd_msg_open_rsp *rsp,
cpu_to_le16(rnbd_dev_get_max_segs(rnbd_dev));
rsp->max_hw_sectors =
On 2/9/22 4:28 PM, Christoph Hellwig wrote:
REQ_OP_WRITE_SAME was only ever submitted by the legacy Linux zeroing
code, which has switched to use REQ_OP_WRITE_ZEROES long before rnbd was
even merged.
Signed-off-by: Christoph Hellwig
---
drivers/block/rnbd/rnbd-clt.c | 7 ++-
drivers/
On 12/14/21 5:31 PM, Donald Buczek wrote:
-void md_reap_sync_thread(struct mddev *mddev)
+void md_reap_sync_thread(struct mddev *mddev, bool
reconfig_mutex_held)
{
struct md_rdev *rdev;
sector_t old_dev_sectors = mddev->dev_sectors;
bool is_reshaped = false;
/*
On 12/10/21 10:16 PM, Donald Buczek wrote:
Dear Guoqing,
On 13.02.21 01:49, Guoqing Jiang wrote:
Unregister sync_thread doesn't need to hold reconfig_mutex since it
doesn't reconfigure array.
And it could cause deadlock problem for raid5 as follows:
1. process A tried to reap s
On 12/9/21 8:57 PM, Donald Buczek wrote:
[Update Guoqing’s email address]
On 15.02.21 12:07, Paul Menzel wrote:
[+cc Donald]
Am 13.02.21 um 01:49 schrieb Guoqing Jiang:
Unregister sync_thread doesn't need to hold reconfig_mutex since it
doesn't reconfigure array.
And it c
On 12/9/21 12:35 AM, Heinz Mauelshagen wrote:
NACK, see details below.
On Wed, Dec 8, 2021 at 3:24 PM Guoqing Jiang <mailto:guoqing.ji...@linux.dev>> wrote:
On 12/1/21 1:27 AM, Paul Menzel wrote:
>
>>>>>>> diff --git a/drivers/md
On 12/1/21 1:27 AM, Paul Menzel wrote:
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index cab12b2..0c4cbba 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -3668,7 +3668,7 @@ static int raid_message(struct dm_target
*ti, unsigned int argc, char **argv,
if (
Gentle ping ...
On 7/21/21 10:53 AM, Guoqing Jiang wrote:
From: Guoqing Jiang
Move them (PAGE_SECTORS_SHIFT, PAGE_SECTORS and SECTOR_MASK) to the
generic header file to remove redundancy.
Signed-off-by: Guoqing Jiang
---
drivers/block/brd.c | 3 ---
drivers/block/null_blk
From: Guoqing Jiang
Move them (PAGE_SECTORS_SHIFT, PAGE_SECTORS and SECTOR_MASK) to the
generic header file to remove redundancy.
Signed-off-by: Guoqing Jiang
---
drivers/block/brd.c | 3 ---
drivers/block/null_blk/main.c | 4
drivers/md/bcache/util.h | 2 --
include/linux
On 2/24/21 10:09, Song Liu wrote:
On Mon, Feb 15, 2021 at 3:08 AM Paul Menzel wrote:
[+cc Donald]
Am 13.02.21 um 01:49 schrieb Guoqing Jiang:
Unregister sync_thread doesn't need to hold reconfig_mutex since it
doesn't reconfigure array.
And it could cause deadlock problem fo
details in the link:
https://lore.kernel.org/linux-raid/5ed54ffc-ce82-bf66-4eff-390cb23bc...@molgen.mpg.de/T/#t
And add one parameter to md_reap_sync_thread since it could be called by
dm-raid which doesn't hold reconfig_mutex.
Reported-and-tested-by: Donald Buczek
Signed-off-by: Guoqing
Hi Christoph,
I tried with latest for-5.12/block branch, and got below issue when
trying to create raid1 array.
[ 80.605832] BUG: kernel NULL pointer dereference, address:
0018
[ 80.606159] #PF: supervisor read access in kernel mode
[ 80.606159] #PF: error_code(0x) - no
Hi,
On 8/16/19 3:40 PM, Guilherme G. Piccoli wrote:
+static bool linear_is_missing_dev(struct mddev *mddev)
+{
+ struct md_rdev *rdev;
+ static int already_missing;
+ int def_disks, work_disks = 0;
+
+ def_disks = mddev->raid_disks;
+ rdev_for_each(rdev, mddev)
+
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