Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-27 Thread Anand Jain
> On 28 Jun 2019, at 2:39 PM, Naohiro Aota wrote: > > On 2019/06/28 12:56, Anand Jain wrote: >> On 7/6/19 9:10 PM, Naohiro Aota wrote: >>> When in HMZONED mode, make sure that device super blocks are located in >>> randomly writable zones of zoned block devices. That is, do not write super >>>

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-27 Thread Naohiro Aota
On 2019/06/28 12:56, Anand Jain wrote: > On 7/6/19 9:10 PM, Naohiro Aota wrote: >> When in HMZONED mode, make sure that device super blocks are located in >> randomly writable zones of zoned block devices. That is, do not write super >> blocks in sequential write required zones of host-managed zone

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-27 Thread Anand Jain
On 7/6/19 9:10 PM, Naohiro Aota wrote: When in HMZONED mode, make sure that device super blocks are located in randomly writable zones of zoned block devices. That is, do not write super blocks in sequential write required zones of host-managed zoned block devices as update would not be possible.

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-27 Thread David Sterba
On Tue, Jun 18, 2019 at 09:01:35AM +, Naohiro Aota wrote: > On 2019/06/18 7:53, David Sterba wrote: > > On Fri, Jun 07, 2019 at 10:10:15PM +0900, Naohiro Aota wrote: > >> When in HMZONED mode, make sure that device super blocks are located in > >> randomly writable zones of zoned block devices.

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-18 Thread Naohiro Aota
On 2019/06/18 7:53, David Sterba wrote: > On Fri, Jun 07, 2019 at 10:10:15PM +0900, Naohiro Aota wrote: >> When in HMZONED mode, make sure that device super blocks are located in >> randomly writable zones of zoned block devices. That is, do not write super >> blocks in sequential write required zo

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-18 Thread Naohiro Aota
On 2019/06/13 23:13, Josef Bacik wrote: > On Fri, Jun 07, 2019 at 10:10:15PM +0900, Naohiro Aota wrote: >> When in HMZONED mode, make sure that device super blocks are located in >> randomly writable zones of zoned block devices. That is, do not write super >> blocks in sequential write required zo

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-17 Thread David Sterba
On Fri, Jun 07, 2019 at 10:10:15PM +0900, Naohiro Aota wrote: > When in HMZONED mode, make sure that device super blocks are located in > randomly writable zones of zoned block devices. That is, do not write super > blocks in sequential write required zones of host-managed zoned block > devices as

Re: [PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-13 Thread Josef Bacik
On Fri, Jun 07, 2019 at 10:10:15PM +0900, Naohiro Aota wrote: > When in HMZONED mode, make sure that device super blocks are located in > randomly writable zones of zoned block devices. That is, do not write super > blocks in sequential write required zones of host-managed zoned block > devices as

[PATCH 09/19] btrfs: limit super block locations in HMZONED mode

2019-06-07 Thread Naohiro Aota
When in HMZONED mode, make sure that device super blocks are located in randomly writable zones of zoned block devices. That is, do not write super blocks in sequential write required zones of host-managed zoned block devices as update would not be possible. Signed-off-by: Damien Le Moal Signed-o