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Subject[PATCH 22/58] staging: lustre: llite: pass inode to ll_release_page
Date
From: wang di <di.wang@intel.com>

Add a inode parameter to ll_release_page. This will be
used in the future.

Signed-off-by: wang di <di.wang@intel.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@intel.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
---
drivers/staging/lustre/lustre/llite/dir.c | 17 +++++++++--------
.../staging/lustre/lustre/llite/llite_internal.h | 2 +-
drivers/staging/lustre/lustre/llite/statahead.c | 20 +++++++++++---------
3 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c
index d854edd..3a800b2 100644
--- a/drivers/staging/lustre/lustre/llite/dir.c
+++ b/drivers/staging/lustre/lustre/llite/dir.c
@@ -236,7 +236,7 @@ static int ll_dir_filler(void *_hash, struct page *page0)
return rc;
}

-void ll_release_page(struct page *page, int remove)
+void ll_release_page(struct inode *inode, struct page *page, int remove)
{
kunmap(page);
if (remove) {
@@ -297,7 +297,7 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash,
CDEBUG(D_VFSTRACE, "page %lu [%llu %llu], hash %llu\n",
offset, *start, *end, *hash);
if (*hash > *end) {
- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
page = NULL;
} else if (*end != *start && *hash == *end) {
/*
@@ -306,8 +306,9 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash,
* ll_get_dir_page() will issue RPC to fetch
* the page we want.
*/
- ll_release_page(page,
- le32_to_cpu(dp->ldp_flags) & LDF_COLLIDE);
+ ll_release_page(dir, page,
+ le32_to_cpu(dp->ldp_flags) &
+ LDF_COLLIDE);
page = NULL;
}
} else {
@@ -462,7 +463,7 @@ out_unlock:
return page;

fail:
- ll_release_page(page, 1);
+ ll_release_page(dir, page, 1);
page = ERR_PTR(-EIO);
goto out_unlock;
}
@@ -560,7 +561,7 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data,

if (done) {
pos = hash;
- ll_release_page(page, 0);
+ ll_release_page(inode, page, 0);
break;
}

@@ -571,13 +572,13 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data,
* End of directory reached.
*/
done = 1;
- ll_release_page(page, 0);
+ ll_release_page(inode, page, 0);
} else {
/*
* Normal case: continue to the next
* page.
*/
- ll_release_page(page,
+ ll_release_page(inode, page,
le32_to_cpu(dp->ldp_flags) &
LDF_COLLIDE);
next = pos;
diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h
index 1ced397..4b03a64 100644
--- a/drivers/staging/lustre/lustre/llite/llite_internal.h
+++ b/drivers/staging/lustre/lustre/llite/llite_internal.h
@@ -655,7 +655,7 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data,
int ll_get_mdt_idx(struct inode *inode);
struct page *ll_get_dir_page(struct inode *dir, struct md_op_data *op_data,
__u64 hash, struct ll_dir_chain *chain);
-void ll_release_page(struct page *page, int remove);
+void ll_release_page(struct inode *inode, struct page *page, int remove);

/* llite/namei.c */
extern const struct inode_operations ll_special_inode_operations;
diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c
index f6c1709..1551e7a 100644
--- a/drivers/staging/lustre/lustre/llite/statahead.c
+++ b/drivers/staging/lustre/lustre/llite/statahead.c
@@ -1140,7 +1140,7 @@ interpret_it:
ll_post_statahead(sai);

if (unlikely(!thread_is_running(thread))) {
- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
rc = 0;
goto out;
}
@@ -1164,7 +1164,7 @@ interpret_it:

if (unlikely(
!thread_is_running(thread))) {
- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
rc = 0;
goto out;
}
@@ -1187,7 +1187,7 @@ do_it:
/*
* End of directory reached.
*/
- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
while (1) {
l_wait_event(thread->t_ctl_waitq,
!list_empty(&sai->sai_entries_received) ||
@@ -1227,8 +1227,9 @@ do_it:
* chain is exhausted.
* Normal case: continue to the next page.
*/
- ll_release_page(page, le32_to_cpu(dp->ldp_flags) &
- LDF_COLLIDE);
+ ll_release_page(dir, page,
+ le32_to_cpu(dp->ldp_flags) &
+ LDF_COLLIDE);
sai->sai_in_readpage = 1;
page = ll_get_dir_page(dir, op_data, pos, &chain);
sai->sai_in_readpage = 0;
@@ -1425,7 +1426,7 @@ static int is_first_dirent(struct inode *dir, struct dentry *dentry)
else
rc = LS_FIRST_DOT_DE;

- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
goto out;
}
pos = le64_to_cpu(dp->ldp_hash_end);
@@ -1433,15 +1434,16 @@ static int is_first_dirent(struct inode *dir, struct dentry *dentry)
/*
* End of directory reached.
*/
- ll_release_page(page, 0);
+ ll_release_page(dir, page, 0);
goto out;
} else {
/*
* chain is exhausted
* Normal case: continue to the next page.
*/
- ll_release_page(page, le32_to_cpu(dp->ldp_flags) &
- LDF_COLLIDE);
+ ll_release_page(dir, page,
+ le32_to_cpu(dp->ldp_flags) &
+ LDF_COLLIDE);
page = ll_get_dir_page(dir, op_data, pos, &chain);
}
}
--
1.7.1
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