Re: [PATCH] null_blk: Fix zone reset all tracing

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On Wed, Nov 04, 2020 at 10:10:15AM +0100, Greg Kroah-Hartman wrote:
> On Wed, Nov 04, 2020 at 02:29:14PM +0900, Damien Le Moal wrote:
> > commit f9c9104288da543cd64f186f9e2fba389f415630 upstream.
> > 
> > In the cae of the REQ_OP_ZONE_RESET_ALL operation, the command sector is
> > ignored and the operation is applied to all sequential zones. For these
> > commands, tracing the effect of the command using the command sector to
> > determine the target zone is thus incorrect.
> > 
> > Fix null_zone_mgmt() zone condition tracing in the case of
> > REQ_OP_ZONE_RESET_ALL to apply tracing to all sequential zones that are
> > not already empty.
> > 
> > Fixes: 766c3297d7e1 ("null_blk: add trace in null_blk_zoned.c")
> > Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxx>
> > Cc: stable@xxxxxxxxxxxxxxx
> > Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
> > ---
> >  drivers/block/null_blk_zoned.c | 14 ++++++++------
> >  1 file changed, 8 insertions(+), 6 deletions(-)
> 
> Now queued up, thanks.

Wait, no, I'll delay this one until the next round as it's not fixing
something introduced in this -rc series.

thanks,

greg k-h



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