#include <linux/mm.h>
#include <linux/pagemap.h>
#include <linux/file.h>
-#include <linux/mpage.h>
#include <linux/writeback.h>
#include <linux/sunrpc/clnt.h>
#include <linux/nfs_fs.h>
#include <linux/nfs_mount.h>
#include <linux/nfs_page.h>
+#include <linux/backing-dev.h>
+
#include <asm/uaccess.h>
#include <linux/smp_lock.h>
out:
clear_bit(BDI_write_congested, &bdi->state);
wake_up_all(&nfs_write_congestion);
+ congestion_end(WRITE);
return err;
}
while(!list_empty(head)) {
req = nfs_list_entry(head->next);
+ dec_zone_page_state(req->wb_page, NR_UNSTABLE_NFS);
nfs_list_remove_request(req);
nfs_inode_remove_request(req);
- dec_zone_page_state(req->wb_page, NR_UNSTABLE_NFS);
- nfs_clear_page_writeback(req);
+ nfs_unlock_request(req);
}
}
dprintk("NFS: %4d nfs_writeback_done (status %d)\n",
task->tk_pid, task->tk_status);
- /* Call the NFS version-specific code */
+ /*
+ * ->write_done will attempt to use post-op attributes to detect
+ * conflicting writes by other clients. A strict interpretation
+ * of close-to-open would allow us to continue caching even if
+ * another writer had changed the file, but some applications
+ * depend on tighter cache coherency when writing.
+ */
status = NFS_PROTO(data->inode)->write_done(task, data);
if (status != 0)
return status;
{
mempool_destroy(nfs_commit_mempool);
mempool_destroy(nfs_wdata_mempool);
- if (kmem_cache_destroy(nfs_wdata_cachep))
- printk(KERN_INFO "nfs_write_data: not all structures were freed\n");
+ kmem_cache_destroy(nfs_wdata_cachep);
}