From 3978732f3c5bf23439f3c31c6c588d88a51591e9 Mon Sep 17 00:00:00 2001 From: wang di Date: Tue, 16 Aug 2016 16:18:14 -0400 Subject: [PATCH] staging: lustre: llite: add md_op_data parameter to ll_get_dir_page Pass in struct md_op_data for ll_get_dir_page function. Signed-off-by: wang di Reviewed-on: http://review.whamcloud.com/7043 Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3531 Reviewed-by: John L. Hammond Reviewed-by: Jinshan Xiong Reviewed-by: Andreas Dilger Reviewed-by: Oleg Drokin Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lustre/llite/dir.c | 8 ++++---- .../staging/lustre/lustre/llite/llite_internal.h | 4 ++-- drivers/staging/lustre/lustre/llite/statahead.c | 15 +++++++++++---- 3 files changed, 17 insertions(+), 10 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 031c9e4a8f03..82c7f88cc353 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -322,8 +322,8 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash, return page; } -struct page *ll_get_dir_page(struct inode *dir, __u64 hash, - struct ll_dir_chain *chain) +struct page *ll_get_dir_page(struct inode *dir, struct md_op_data *op_data, + __u64 hash, struct ll_dir_chain *chain) { ldlm_policy_data_t policy = {.l_inodebits = {MDS_INODELOCK_UPDATE} }; struct address_space *mapping = dir->i_mapping; @@ -503,7 +503,7 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data, ll_dir_chain_init(&chain); - page = ll_get_dir_page(inode, pos, &chain); + page = ll_get_dir_page(inode, op_data, pos, &chain); while (rc == 0 && !done) { struct lu_dirpage *dp; @@ -585,7 +585,7 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data, le32_to_cpu(dp->ldp_flags) & LDF_COLLIDE); next = pos; - page = ll_get_dir_page(inode, pos, + page = ll_get_dir_page(inode, op_data, pos, &chain); } } diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index dc159570698c..fc0c72c0a47d 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -651,8 +651,8 @@ void ll_rw_stats_tally(struct ll_sb_info *sbi, pid_t pid, void ll_release_page(struct page *page, int remove); extern const struct file_operations ll_dir_operations; extern const struct inode_operations ll_dir_inode_operations; -struct page *ll_get_dir_page(struct inode *dir, __u64 hash, - struct ll_dir_chain *chain); +struct page *ll_get_dir_page(struct inode *dir, struct md_op_data *op_data, + __u64 hash, struct ll_dir_chain *chain); int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data, struct dir_context *ctx); diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c index 54ed52e344b9..1b222c792a73 100644 --- a/drivers/staging/lustre/lustre/llite/statahead.c +++ b/drivers/staging/lustre/lustre/llite/statahead.c @@ -1067,7 +1067,7 @@ static int ll_statahead_thread(void *arg) wake_up(&thread->t_ctl_waitq); ll_dir_chain_init(&chain); - page = ll_get_dir_page(dir, pos, &chain); + page = ll_get_dir_page(dir, op_data, pos, &chain); while (1) { struct lu_dirpage *dp; @@ -1232,7 +1232,7 @@ do_it: ll_release_page(page, le32_to_cpu(dp->ldp_flags) & LDF_COLLIDE); sai->sai_in_readpage = 1; - page = ll_get_dir_page(dir, pos, &chain); + page = ll_get_dir_page(dir, op_data, pos, &chain); sai->sai_in_readpage = 0; } } @@ -1344,13 +1344,19 @@ static int is_first_dirent(struct inode *dir, struct dentry *dentry) { struct ll_dir_chain chain; const struct qstr *target = &dentry->d_name; + struct md_op_data *op_data; struct page *page; __u64 pos = 0; int dot_de; int rc = LS_NONE_FIRST_DE; + op_data = ll_prep_md_op_data(NULL, dir, dir, NULL, 0, 0, + LUSTRE_OPC_ANY, dir); + if (IS_ERR(op_data)) + return PTR_ERR(op_data); + ll_dir_chain_init(&chain); - page = ll_get_dir_page(dir, pos, &chain); + page = ll_get_dir_page(dir, op_data, pos, &chain); while (1) { struct lu_dirpage *dp; @@ -1438,12 +1444,13 @@ static int is_first_dirent(struct inode *dir, struct dentry *dentry) */ ll_release_page(page, le32_to_cpu(dp->ldp_flags) & LDF_COLLIDE); - page = ll_get_dir_page(dir, pos, &chain); + page = ll_get_dir_page(dir, op_data, pos, &chain); } } out: ll_dir_chain_fini(&chain); + ll_finish_md_op_data(op_data); return rc; } -- 2.20.1