On 2021/3/22 4:21, michael.chris...@oracle.com wrote:
On 3/21/21 1:47 AM, Wu Bo wrote:
From: Wu Bo
iscsid(cpu1): Logout of iscsi session, will do destroy session,
tcp_sw_host->session is not set to NULL before release the iscsi session.
in the iscsi_sw_tcp_session_destroy().
iscsadm(c
ontinue;
}
+ pci_dev_put(dev);
}
}
Reviewed-by: Wu Bo
From: Wu Bo
iscsid(cpu1): Logout of iscsi session, will do destroy session,
tcp_sw_host->session is not set to NULL before release the iscsi session.
in the iscsi_sw_tcp_session_destroy().
iscsadm(cpu2): Get host parameters access to tcp_sw_host->session in the
iscsi_sw_tcp_host_get
On 2021/3/20 17:08, Wu Bo wrote:
When logout of iscsi session, to do destroy session process,
tcp_sw_host->session is not set to NULL.
Get host parameters access to tcp_sw_host->session at the same time,
but the session has been released at this time.
[29844.848044] sd 2:0:0:1
iscsi_tcp: use iscsi_conn_get_addr_param libiscsi
function")
Signed-off-by: Wu Bo
Signed-off-by: WenChao Hao
---
drivers/scsi/iscsi_tcp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index dd33ce0..98d782d 100644
--- a/drivers/scs
3:0]diskATA /dev/sdd
[1:0:4:0]diskATA /dev/sde
Signed-off-by: Wu Bo
---
drivers/ata/libata-sata.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c
index c16423e..e30a412 100644
--- a/drivers/ata/libata-s
errupts interfering with the panic
handling, As a result, IPMI panic hangs for more than 3000 seconds.
After I has patched and tested this patch, the problem of IPMI hangs has
disappeared. It should be a solution to the problem.
Thanks,
Wu Bo
arch/x86/kernel/cpu/mce/core.c | 67 +
On 2020/9/23 0:13, Corey Minyard wrote:
On Tue, Sep 22, 2020 at 08:31:44AM -0500, Corey Minyard wrote:
On Mon, Sep 21, 2020 at 10:00:08PM +0800, Wu Bo wrote:
In my virtual machine (have 4 cpus), Use mce_inject to inject errors
into the system. After mce-inject injects an uncorrectable error
procedure")
Signed-off-by: Feilong Lin
Signed-off-by: Wu Bo
---
drivers/char/ipmi/ipmi_si_intf.c | 21 -
1 file changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 77b8d55..44ba9b6 100644
--- a/d
On 2020/9/17 18:37, Wu Bo wrote:
In my virtual machine (have 4 cpus), Use mce_inject to inject errors
into the system. After mce-inject injects an uncorrectable error,
there is a probability that the virtual machine is not reset immediately,
but hangs for more than 3000 seconds, and appeared
956000e7
Signed-off-by: Feilong Lin
Signed-off-by: Wu Bo
---
arch/x86/kernel/cpu/mce/core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index f43a78b..738f582 100644
--- a/arch/x86/kernel/cpu/mce/core.c
++
From: Wu Bo
If a call of the function blkg_lookup_check() failed,
we should be release the previously allocated block group
before jumping to the lable 'fail_unlock' in the implementation of
the function blkg_conf_prep().
Suggested-by: Markus Elfring
Signed-off-by: Wu Bo
---
V2
”.
Thanks for your suggestion. omit the source code quotation from the
description is more friendly. I will modify the description in V2 patch.
Thanks,
Wu Bo
Would you like to add the tag “Fixes” to the commit message?
Regards,
Markus
fail_unlock
in blkg_conf_prep() function.
Signed-off-by: Wu Bo
---
block/blk-cgroup.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 930212c..afeb769 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -682,6 +682,7 @@ int blkg_conf_prep
After enable nvme streams, then if get stream params failed,
We should disable streams before return error in
nvme_configure_directives() function.
Signed-off-by: Wu Bo
---
drivers/nvme/host/core.c | 9 ++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/nvme/host
After enable nvme streams, then if get stream params failed,
We should disable streams before return error in
nvme_configure_directives() function.
Signed-off-by: Wu Bo
---
drivers/nvme/host/core.c | 12
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/nvme
On 2020/5/13 0:06, Christoph Hellwig wrote:
On Wed, May 06, 2020 at 04:37:01PM +0800, Wu Bo wrote:
After enable nvme streams, then if get stream params failed,
We should disable streams before return error in
nvme_configure_directives() function.
Signed-off-by: Wu Bo
---
drivers/nvme/host
After enable nvme streams, then if get stream params failed,
We should disable streams before return error in
nvme_configure_directives() function.
Signed-off-by: Wu Bo
---
drivers/nvme/host/core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/nvme/host/core.c
lock(&session->s_mutex)
to the IS_ERR(tsession) block.
- Modify the comment more clearly.
v1 -> v2:
- add spin_lock(&ci->i_ceph_lock) before goto out_unlock lable
Signed-off-by: Wu Bo
---
fs/ceph/caps.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/ceph/caps.c
On 2020/4/29 15:27, Takashi Iwai wrote:
On Sun, 26 Apr 2020 15:17:22 +0200,
Wu Bo wrote:
Fix the following coccicheck warning:
sound/pci/hda/patch_hdmi.c:1852:2-8: preceding lock on line 1846
After add sanity check to pass klockwork check,
The spdif_mutex should be unlock before return true
On 2020/4/30 10:50, Yan, Zheng wrote:
On Wed, Apr 29, 2020 at 8:49 AM Wu Bo wrote:
On 2020/4/28 22:48, Jeff Layton wrote:
On Tue, 2020-04-28 at 21:13 +0800, Wu Bo wrote:
if the ceph_mdsc_open_export_target_session() return fails,
should add a lock to avoid twice unlocking.
Because the lock
There are 3 speical error codes: -EAGAIN/-EFBIG/-ESTALE.
After call try_get_cap_refs function, judge the same
error code -EAGAIN twice. So corrected the error code of judgment
from -EAGAIN to -ESTAE.
Signed-off-by: Wu Bo
---
fs/ceph/caps.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion
On 2020/4/28 22:48, Jeff Layton wrote:
On Tue, 2020-04-28 at 21:13 +0800, Wu Bo wrote:
if the ceph_mdsc_open_export_target_session() return fails,
should add a lock to avoid twice unlocking.
Because the lock will be released at the retry or out_unlock tag.
The problem looks real, but
On 2020/4/28 21:41, Yan, Zheng wrote:
On Tue, Apr 28, 2020 at 8:50 PM Wu Bo wrote:
If the ceph_mdsc_open_export_target_session() return fails,
should add a lock to avoid twice unlocking.
Because the lock will be released at the retry or out_unlock tag.
at retry label, i_ceph_lock get
if the ceph_mdsc_open_export_target_session() return fails,
should add a lock to avoid twice unlocking.
Because the lock will be released at the retry or out_unlock tag.
--
v1 -> v2:
add spin_lock(&ci->i_ceph_lock) before goto out_unlock tag.
Signed-off-by: Wu Bo
---
fs/ceph/c
If the ceph_mdsc_open_export_target_session() return fails,
should add a lock to avoid twice unlocking.
Because the lock will be released at the retry or out_unlock tag.
Signed-off-by: Wu Bo
---
fs/ceph/caps.c | 26 ++
1 file changed, 14 insertions(+), 12 deletions
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