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Message-Id: <1471378773-24590-2-git-send-email-jsimmons@infradead.org>
Date: Tue, 16 Aug 2016 16:18:14 -0400
From: James Simmons <jsimmons@...radead.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org,
Andreas Dilger <andreas.dilger@...el.com>,
Oleg Drokin <oleg.drokin@...el.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Lustre Development List <lustre-devel@...ts.lustre.org>,
wang di <di.wang@...el.com>,
James Simmons <jsimmons@...radead.org>
Subject: [PATCH 01/80] staging: lustre: llite: add md_op_data parameter to ll_get_dir_page
From: wang di <di.wang@...el.com>
Pass in struct md_op_data for ll_get_dir_page function.
Signed-off-by: wang di <di.wang@...el.com>
Reviewed-on: http://review.whamcloud.com/7043
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3531
Reviewed-by: John L. Hammond <john.hammond@...el.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@...el.com>
Reviewed-by: Andreas Dilger <andreas.dilger@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: James Simmons <jsimmons@...radead.org>
---
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 031c9e4..82c7f88 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 dc15957..fc0c72c 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 54ed52e..1b222c7 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;
}
--
1.7.1
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