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| author |   Jeff Layton <jlayton@kernel.org> | 2020-02-17 18:38:37 -0500 |
|---|---|---|
| committer |   Ilya Dryomov <idryomov@gmail.com> | 2020-03-30 12:42:41 +0200 |
| commit | 058daab79d6b597a20fd49b5e445b1b2929c2c1c (patch) | |
| tree | 28d3e3653be881b507005aea65b8e60d1cc12596 /include/linux/ceph/libceph.h | |
| parent | ceph: reorganize fields in ceph_mds_request (diff) | |
| download | wireguard-linux-058daab79d6b597a20fd49b5e445b1b2929c2c1c.tar.xz wireguard-linux-058daab79d6b597a20fd49b5e445b1b2929c2c1c.zip | |
ceph: move to a dedicated slabcache for mds requests
On my machine (x86_64) this struct is 952 bytes, which gets rounded up
to 1024 by kmalloc. Move this to a dedicated slabcache, so we can
allocate them without the extra 72 bytes of overhead per.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'include/linux/ceph/libceph.h')
| -rw-r--r-- | include/linux/ceph/libceph.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index ec73ebc4827d..525b7c3f1c81 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -272,6 +272,7 @@ extern struct kmem_cache *ceph_cap_flush_cachep; extern struct kmem_cache *ceph_dentry_cachep; extern struct kmem_cache *ceph_file_cachep; extern struct kmem_cache *ceph_dir_file_cachep; +extern struct kmem_cache *ceph_mds_request_cachep; /* ceph_common.c */ extern bool libceph_compatible(void *data); |