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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2008-01-22 17:13:07 -0500 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2008-01-30 02:05:24 -0500 |
commit | acee478afc6ff7e1b8852d9a4dca1ff36021414d (patch) | |
tree | 94aa75336122b4914af0cfa91eaf1329b2c519d3 /include/linux/nfs_page.h | |
parent | 8b1f9ee56e21e505a3d5d3e33f823006d1abdbaf (diff) | |
download | linux-stable-acee478afc6ff7e1b8852d9a4dca1ff36021414d.tar.gz linux-stable-acee478afc6ff7e1b8852d9a4dca1ff36021414d.tar.bz2 linux-stable-acee478afc6ff7e1b8852d9a4dca1ff36021414d.zip |
NFS: Clean up the write request locking.
Ensure that we set/clear NFS_PAGE_TAG_LOCKED when the nfs_page is hashed.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/nfs_page.h')
-rw-r--r-- | include/linux/nfs_page.h | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 30dbcc185e69..a1676e19e491 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -83,6 +83,7 @@ extern void nfs_pageio_complete(struct nfs_pageio_descriptor *desc); extern void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *, pgoff_t); extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); +extern int nfs_set_page_tag_locked(struct nfs_page *req); extern void nfs_clear_page_tag_locked(struct nfs_page *req); @@ -95,18 +96,6 @@ nfs_lock_request_dontget(struct nfs_page *req) return !test_and_set_bit(PG_BUSY, &req->wb_flags); } -/* - * Lock the page of an asynchronous request and take a reference - */ -static inline int -nfs_lock_request(struct nfs_page *req) -{ - if (test_and_set_bit(PG_BUSY, &req->wb_flags)) - return 0; - kref_get(&req->wb_kref); - return 1; -} - /** * nfs_list_add_request - Insert a request into a list * @req: request |