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[0/2] ceph: allocate a smaller extent map if possible

Message ID 20231107025423.302404-1-xiubli@redhat.com (mailing list archive)
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Series ceph: allocate a smaller extent map if possible | expand

Message

Xiubo Li Nov. 7, 2023, 2:54 a.m. UTC 
From: Xiubo Li <xiubli@redhat.com>

For fscrypt case mostly we can predict the max count of the extent
map, so try to allocate a smaller size instead.


Xiubo Li (2):
  libceph: specify the sparse read extent count
  ceph: try to allocate a smaller extent map for sparse read

 fs/ceph/addr.c                  |  4 +++-
 fs/ceph/file.c                  |  8 ++++++--
 fs/ceph/super.h                 | 14 ++++++++++++++
 include/linux/ceph/osd_client.h |  6 ++++--
 4 files changed, 27 insertions(+), 5 deletions(-)

Comments

Venky Shankar Feb. 6, 2024, 9:23 a.m. UTC | #1 
On Tue, Nov 7, 2023 at 8:26 AM <xiubli@redhat.com> wrote:
>
> From: Xiubo Li <xiubli@redhat.com>
>
> For fscrypt case mostly we can predict the max count of the extent
> map, so try to allocate a smaller size instead.
>
>
> Xiubo Li (2):
>   libceph: specify the sparse read extent count
>   ceph: try to allocate a smaller extent map for sparse read
>
>  fs/ceph/addr.c                  |  4 +++-
>  fs/ceph/file.c                  |  8 ++++++--
>  fs/ceph/super.h                 | 14 ++++++++++++++
>  include/linux/ceph/osd_client.h |  6 ++++--
>  4 files changed, 27 insertions(+), 5 deletions(-)
>
> --
> 2.41.0
>

Tested-by: Venky Shankar <vshankar@redhat.com>