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authorJeff Layton <jlayton@kernel.org>2020-02-18 02:38:37 +0300
committerIlya Dryomov <idryomov@gmail.com>2020-03-30 13:42:41 +0300
commit058daab79d6b597a20fd49b5e445b1b2929c2c1c (patch)
tree28d3e3653be881b507005aea65b8e60d1cc12596 /include/linux/ceph
parentc36d641493c9d170adf895b7650c26c944d37636 (diff)
downloadlinux-058daab79d6b597a20fd49b5e445b1b2929c2c1c.tar.xz
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')
-rw-r--r--include/linux/ceph/libceph.h1
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);