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NFS: Flesh out nfs_invalidate_page()

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In the case of a call to truncate_inode_pages(), we should really try to
cancel any pending writes on the page.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2006-05-31 01:13:38 -04:00
parent c04871e634
commit d2ccddf042
5 changed files with 60 additions and 25 deletions
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1
include/linux/nfs_fs.h
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@@ -61,6 +61,7 @@
#define FLUSH_LOWPRI 8 /* low priority background flush */
#define FLUSH_HIGHPRI 16 /* high priority memory reclaim flush */
#define FLUSH_NOCOMMIT 32 /* Don't send the NFSv3/v4 COMMIT */
#define FLUSH_INVALIDATE 64 /* Invalidate the page cache */
#ifdef __KERNEL__

4
include/linux/nfs_page.h
View File

@@ -63,8 +63,8 @@ extern void nfs_release_request(struct nfs_page *req);
extern int nfs_scan_lock_dirty(struct nfs_inode *nfsi, struct list_head *dst,
unsigned long idx_start, unsigned int npages);
extern int nfs_scan_list(struct list_head *, struct list_head *,
unsigned long, unsigned int);
extern int nfs_scan_list(struct nfs_inode *nfsi, struct list_head *head, struct list_head *dst,
unsigned long idx_start, unsigned int npages);
extern int nfs_coalesce_requests(struct list_head *, struct list_head *,
unsigned int);
extern int nfs_wait_on_request(struct nfs_page *);