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| author |   Ilya Dryomov <idryomov@gmail.com> | 2020-05-29 20:31:37 +0200 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2020-06-01 23:32:35 +0200 |
| commit | d3798acc094c8ff2406e9acc7a9b2c09da994616 (patch) | |
| tree | 5ada40171a9d15868733c648b3fe6825e045fd07 /include/linux/ceph/osd_client.h | |
| parent | libceph: read_from_replica option (diff) | |
| download | linux-dev-d3798acc094c8ff2406e9acc7a9b2c09da994616.tar.xz linux-dev-d3798acc094c8ff2406e9acc7a9b2c09da994616.zip | |
libceph: support for alloc hint flags
Allow indicating future I/O pattern via flags. This is supported since
Kraken (and bluestore persists flags together with expected_object_size
and expected_write_size).
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Jason Dillaman <dillaman@redhat.com>
Diffstat (limited to 'include/linux/ceph/osd_client.h')
| -rw-r--r-- | include/linux/ceph/osd_client.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 671fb93e8c60..c60b59e9291b 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -136,6 +136,7 @@ struct ceph_osd_req_op { struct { u64 expected_object_size; u64 expected_write_size; + u32 flags; /* CEPH_OSD_OP_ALLOC_HINT_FLAG_* */ } alloc_hint; struct { u64 snapid; @@ -472,7 +473,8 @@ extern int osd_req_op_xattr_init(struct ceph_osd_request *osd_req, unsigned int extern void osd_req_op_alloc_hint_init(struct ceph_osd_request *osd_req, unsigned int which, u64 expected_object_size, - u64 expected_write_size); + u64 expected_write_size, + u32 flags); extern struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc, struct ceph_snap_context *snapc, |