[-next,v2,0/9] iocost bugfix

Message

Li Nan Nov. 30, 2022, 1:21 p.m. UTC

Li Nan (4):
  blk-iocost: fix divide by 0 error in calc_lcoefs()
  blk-iocost: change div64_u64 to DIV64_U64_ROUND_UP in
    ioc_refresh_params()
  blk-iocost: fix UAF in ioc_pd_free
  block: fix null-pointer dereference in ioc_pd_init

Yu Kuai (5):
  blk-iocost: cleanup ioc_qos_write() and ioc_cost_model_write()
  blk-iocost: improve hanlder of match_u64()
  blk-iocost: don't allow to configure bio based device
  blk-iocost: read params inside lock in sysfs apis
  blk-iocost: fix walk_list corruption

 block/blk-iocost.c | 117 ++++++++++++++++++++++++++++-----------------
 block/genhd.c      |   2 +-
 2 files changed, 75 insertions(+), 44 deletions(-)

Comments

Jens Axboe Nov. 30, 2022, 5:26 p.m. UTC | #1

On 11/30/22 6:21 AM, Li Nan wrote:
> Li Nan (4):
>   blk-iocost: fix divide by 0 error in calc_lcoefs()
>   blk-iocost: change div64_u64 to DIV64_U64_ROUND_UP in
>     ioc_refresh_params()
>   blk-iocost: fix UAF in ioc_pd_free
>   block: fix null-pointer dereference in ioc_pd_init
> 
> Yu Kuai (5):
>   blk-iocost: cleanup ioc_qos_write() and ioc_cost_model_write()
>   blk-iocost: improve hanlder of match_u64()
>   blk-iocost: don't allow to configure bio based device
>   blk-iocost: read params inside lock in sysfs apis
>   blk-iocost: fix walk_list corruption
> 
>  block/blk-iocost.c | 117 ++++++++++++++++++++++++++++-----------------
>  block/genhd.c      |   2 +-
>  2 files changed, 75 insertions(+), 44 deletions(-)

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