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

NFSv4.1/pNFS: Don't queue up a new commit if the layout segment is invalid

Browse Source 
If the layout segment is invalid, then we should not be adding more
write requests to the commit list. Instead, those writes should be
replayed after requesting a new layout.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust
2015-12-31 09:28:06 -05:00
parent af7cf05793
commit b20135d0b2
7 changed files with 39 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
fs/nfs/write.c
View File

@@ -1676,6 +1676,13 @@ void nfs_retry_commit(struct list_head *page_list,
}
EXPORT_SYMBOL_GPL(nfs_retry_commit);
static void
nfs_commit_resched_write(struct nfs_commit_info *cinfo,
struct nfs_page *req)
{
__set_page_dirty_nobuffers(req->wb_page);
}
/*
* Commit dirty pages
*/
@@ -1777,6 +1784,7 @@ static const struct rpc_call_ops nfs_commit_ops = {
static const struct nfs_commit_completion_ops nfs_commit_completion_ops = {
.completion = nfs_commit_release_pages,
.resched_write = nfs_commit_resched_write,
};
int nfs_generic_commit_list(struct inode *inode, struct list_head *head,
@@ -1823,6 +1831,7 @@ out_mark_dirty:
__mark_inode_dirty(inode, I_DIRTY_DATASYNC);
return res;
}
EXPORT_SYMBOL_GPL(nfs_commit_inode);
int nfs_write_inode(struct inode *inode, struct writeback_control *wbc)
{