xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ceph: reduce i_nr_by_mode array size

Browse Source 
Track usage count for individual fmode bit. This can reduce the
array size by half.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng
2016-06-06 16:01:39 +08:00
committed by Ilya Dryomov
parent a22bd5ffae
commit 774a6a118c
5 changed files with 36 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
fs/ceph/inode.c
View File

@@ -477,7 +477,7 @@ struct inode *ceph_alloc_inode(struct super_block *sb)
ci->i_head_snapc = NULL;
ci->i_snap_caps = 0;
for (i = 0; i < CEPH_FILE_MODE_NUM; i++)
for (i = 0; i < CEPH_FILE_MODE_BITS; i++)
ci->i_nr_by_mode[i] = 0;
mutex_init(&ci->i_truncate_mutex);