[Cluster-devel] [GFS2 PATCH 0/4] Speed up journal head lookup

[Steven Whitehouse <swhiteho@redhat.com>]

Hi,


On 06/09/18 18:02, Abhi Das wrote:
> This is the upstream version of the rhel7 patchset I'd
> posted earlier for review.
>
> It is slightly different in parts owing to some bits
> already being present and the hash/crc computation code
> being different due to the updated log header structure.
>
> Cheers!
> --Abhi
Looks good. Thanks for sorting this out, it should be a good base on 
which to build future improvements. Lets make sure it gets lots of testing,

Steve.

>
> *** BLURB HERE ***
>
> Abhi Das (4):
>    gfs2: add timing info to map_journal_extents
>    gfs2: changes to gfs2_log_XXX_bio
>    gfs2: add a helper function to get_log_header that can be used
>      elsewhere
>    gfs2: read journal in large chunks to locate the head
>
>   fs/gfs2/bmap.c       |   8 ++-
>   fs/gfs2/incore.h     |   8 ++-
>   fs/gfs2/log.c        |   4 +-
>   fs/gfs2/lops.c       | 142 ++++++++++++++++++++++++++++++++++++-------
>   fs/gfs2/lops.h       |   3 +-
>   fs/gfs2/ops_fstype.c |   1 +
>   fs/gfs2/recovery.c   | 168 +++++++++++++--------------------------------------
>   fs/gfs2/recovery.h   |   2 +
>   8 files changed, 184 insertions(+), 152 deletions(-)
>