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| author | Xiubo Li <xiubli@redhat.com> | 2023-05-10 14:55:46 +0300 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2023-06-30 13:08:55 +0300 |
| commit | 23ee27dce30e7d3091d6c3143b79f48dab6f9a3e (patch) | |
| tree | 78ae750eb6ba9dfe2e4e0bfea2e8565fbcd77daf /fs/ceph/super.h | |
| parent | d9d00f71ab5a2b5a47b228f678a8817e8687387f (diff) | |
| download | linux-23ee27dce30e7d3091d6c3143b79f48dab6f9a3e.tar.xz | |
ceph: add a dedicated private data for netfs rreq
We need to save the 'f_ra.ra_pages' to expand the readahead window
later.
Cc: stable@vger.kernel.org
Fixes: 49870056005c ("ceph: convert ceph_readpages to ceph_readahead")
Link: https://lore.kernel.org/ceph-devel/20230504082510.247-1-sehuww@mail.scut.edu.cn
Link: https://www.spinics.net/lists/ceph-users/msg76183.html
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-and-tested-by: Hu Weiwen <sehuww@mail.scut.edu.cn>
Reviewed-by: Milind Changire <mchangir@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/super.h')
| -rw-r--r-- | fs/ceph/super.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h index d24bf0db5234..3bfddf34d488 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -451,6 +451,19 @@ struct ceph_inode_info { unsigned long i_work_mask; }; +struct ceph_netfs_request_data { + int caps; + + /* + * Maximum size of a file readahead request. + * The fadvise could update the bdi's default ra_pages. + */ + unsigned int file_ra_pages; + + /* Set it if fadvise disables file readahead entirely */ + bool file_ra_disabled; +}; + static inline struct ceph_inode_info * ceph_inode(const struct inode *inode) { |