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

ceph: acquire i_mutex in __ceph_do_pending_vmtruncate

Browse Source 
make __ceph_do_pending_vmtruncate() acquire the i_mutex if the caller
does not hold the i_mutex, so ceph_aio_read() can call safely.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Reviewed-by: Greg Farnum <greg@inktank.com>
This commit is contained in:
Yan, Zheng
2013-03-01 10:57:54 +08:00
committed by Sage Weil
parent 6070e0c1e2
commit 3f99969f42
3 changed files with 13 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
fs/ceph/super.h
View File

@@ -694,7 +694,7 @@ extern int ceph_readdir_prepopulate(struct ceph_mds_request *req,
extern int ceph_inode_holds_cap(struct inode *inode, int mask);
extern int ceph_inode_set_size(struct inode *inode, loff_t size);
extern void __ceph_do_pending_vmtruncate(struct inode *inode);
extern void __ceph_do_pending_vmtruncate(struct inode *inode, bool needlock);
extern void ceph_queue_vmtruncate(struct inode *inode);
extern void ceph_queue_invalidate(struct inode *inode);