Re: [PATCH 0/4] Remove/consolidate calls to find_get_entry

[William Kucharski <william.kucharski@oracle.com>]

Nice cleanups and bug fix.

For the series:
Reviewed-by: William Kucharski <william.kucharski@oracle.com>

> On Jul 10, 2020, at 2:26 PM, Matthew Wilcox (Oracle) <willy@infradead.org> wrote:
> 
> As part of the THP work, I audited the callers of find_get_entry() and
> found one bug and three opportunities for optimisation.  Patch 2 is the
> bugfix as it depends on using the same code as mincore_page().
> 
> I don't really like having find_get_swap_page() in mincore.c, but I
> can't find anywhere better to put it.
> 
> Matthew Wilcox (Oracle) (4):
>  mm: Factor find_get_swap_page out of mincore_page
>  mm: Use find_get_swap_page in memcontrol
>  mm: Optimise madvise WILLNEED
>  proc: Optimise smaps for shmem entries
> 
> fs/proc/task_mmu.c      |  8 +-----
> include/linux/pagemap.h |  1 +
> mm/madvise.c            | 20 +++++++-------
> mm/memcontrol.c         | 25 ++---------------
> mm/mincore.c            | 59 +++++++++++++++++++++++------------------
> 5 files changed, 47 insertions(+), 66 deletions(-)
> 
> -- 
> 2.27.0
> 
>