RE: [PATCH 0/5] fs, xfs refcount conversions

From: Reshetova, Elena
Date: Thu Apr 20 2017 - 04:12:00 EST




> v3:
> * fixed header file inclusion

I don't think I have heard anything back on this v3 patch set.
Is there still smth here to fix or could you take the changes in?

Best Regards,
Elena.

>
> Now when new refcount_t type and API are finally merged
> (see include/linux/refcount.h), the following
> patches convert various refcounters in the xfs susystem from atomic_t
> to refcount_t. By doing this we prevent intentional or accidental
> underflows or overflows that can led to use-after-free vulnerabilities.
>
>
> Elena Reshetova (5):
> fs, xfs: convert xfs_bui_log_item.bui_refcount from atomic_t to
> refcount_t
> fs, xfs: convert xfs_efi_log_item.efi_refcount from atomic_t to
> refcount_t
> fs, xfs: convert xlog_ticket.t_ref from atomic_t to refcount_t
> fs, xfs: convert xfs_cui_log_item.cui_refcount from atomic_t to
> refcount_t
> fs, xfs: convert xfs_rui_log_item.rui_refcount from atomic_t to
> refcount_t
>
> fs/xfs/xfs_bmap_item.c | 4 ++--
> fs/xfs/xfs_bmap_item.h | 2 +-
> fs/xfs/xfs_extfree_item.c | 4 ++--
> fs/xfs/xfs_extfree_item.h | 2 +-
> fs/xfs/xfs_linux.h | 1 +
> fs/xfs/xfs_log.c | 10 +++++-----
> fs/xfs/xfs_log_priv.h | 2 +-
> fs/xfs/xfs_refcount_item.c | 4 ++--
> fs/xfs/xfs_refcount_item.h | 2 +-
> fs/xfs/xfs_rmap_item.c | 4 ++--
> fs/xfs/xfs_rmap_item.h | 2 +-
> 11 files changed, 19 insertions(+), 18 deletions(-)
>
> --
> 2.7.4