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-rw-r--r--fs/nfs/direct.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index af02bde..78d1ead 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -268,10 +268,9 @@ static void nfs_direct_read_completion(struct nfs_pgio_header *hdr)
}
bytes += req->wb_bytes;
nfs_list_remove_request(req);
- nfs_direct_readpage_release(req);
if (!PageCompound(page))
set_page_dirty(page);
- page_cache_release(page);
+ nfs_direct_readpage_release(req);
}
} else {
while (!list_empty(&hdr->pages)) {
@@ -281,7 +280,6 @@ static void nfs_direct_read_completion(struct nfs_pgio_header *hdr)
if (!PageCompound(req->wb_page))
set_page_dirty(req->wb_page);
bytes += req->wb_bytes;
- page_cache_release(req->wb_page);
nfs_list_remove_request(req);
nfs_direct_readpage_release(req);
}
@@ -375,8 +373,6 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_pageio_descriptor *de
pagevec[i],
pgbase, req_len);
if (IS_ERR(req)) {
- nfs_direct_release_pages(pagevec + i,
- npages - i);
result = PTR_ERR(req);
break;
}
@@ -385,8 +381,6 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_pageio_descriptor *de
if (!nfs_pageio_add_request(desc, req)) {
result = desc->pg_error;
nfs_release_request(req);
- nfs_direct_release_pages(pagevec + i,
- npages - i);
break;
}
pgbase = 0;
@@ -396,6 +390,8 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_pageio_descriptor *de
pos += req_len;
count -= req_len;
}
+ /* The nfs_page now hold references to these pages */
+ nfs_direct_release_pages(pagevec, npages);
} while (count != 0 && result >= 0);
kfree(pagevec);
@@ -509,7 +505,6 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
nfs_pageio_complete(&desc);
while (!list_empty(&failed)) {
- page_cache_release(req->wb_page);
nfs_release_request(req);
nfs_unlock_request(req);
}
@@ -542,10 +537,8 @@ static void nfs_direct_commit_complete(struct nfs_commit_data *data)
if (dreq->flags == NFS_ODIRECT_RESCHED_WRITES) {
/* Note the rewrite will go through mds */
nfs_mark_request_commit(req, NULL, &cinfo);
- } else {
- page_cache_release(req->wb_page);
+ } else
nfs_release_request(req);
- }
nfs_unlock_request(req);
}
@@ -678,8 +671,6 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_pageio_descriptor *d
pagevec[i],
pgbase, req_len);
if (IS_ERR(req)) {
- nfs_direct_release_pages(pagevec + i,
- npages - i);
result = PTR_ERR(req);
break;
}
@@ -690,8 +681,6 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_pageio_descriptor *d
result = desc->pg_error;
nfs_unlock_request(req);
nfs_release_request(req);
- nfs_direct_release_pages(pagevec + i,
- npages - i);
break;
}
pgbase = 0;
@@ -701,6 +690,8 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_pageio_descriptor *d
pos += req_len;
count -= req_len;
}
+ /* The nfs_page now hold references to these pages */
+ nfs_direct_release_pages(pagevec, npages);
} while (count != 0 && result >= 0);
kfree(pagevec);
@@ -763,7 +754,6 @@ static void nfs_direct_write_completion(struct nfs_pgio_header *hdr)
nfs_mark_request_commit(req, hdr->lseg, &cinfo);
break;
default:
- page_cache_release(req->wb_page);
nfs_release_request(req);
}
nfs_unlock_request(req);
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