vfs: Introduce new helpers for syncing after writing to O_SYNC file or IS_SYNC inode

[karo-tx-linux.git] / mm / filemap.c

diff --git a/mm/filemap.c b/mm/filemap.c
index 3587554f45ef5b7e609f447da6cc40e6eaa762f7..849293c4f4187fd9da77554edd98e11785d9298d 100644 (file)
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -39,11 +39,10 @@
 /*
  * FIXME: remove all knowledge of the buffer layer from the core VM
  */
-#include <linux/buffer_head.h> /* for generic_osync_inode */
+#include <linux/buffer_head.h> /* for try_to_free_buffers */
 
 #include <asm/mman.h>
 
-
 /*
  * Shared mappings implemented 30.11.1994. It's not fully working yet,
  * though.
@@ -2477,8 +2476,7 @@ ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
                unsigned long nr_segs, loff_t pos)
 {
        struct file *file = iocb->ki_filp;
-       struct address_space *mapping = file->f_mapping;
-       struct inode *inode = mapping->host;
+       struct inode *inode = file->f_mapping->host;
        ssize_t ret;
 
        BUG_ON(iocb->ki_pos != pos);
@@ -2487,11 +2485,10 @@ ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
        ret = __generic_file_aio_write(iocb, iov, nr_segs, &iocb->ki_pos);
        mutex_unlock(&inode->i_mutex);
 
-       if ((ret > 0 || ret == -EIOCBQUEUED) &&
-           ((file->f_flags & O_SYNC) || IS_SYNC(inode))) {
+       if (ret > 0 || ret == -EIOCBQUEUED) {
                ssize_t err;
 
-               err = sync_page_range(inode, mapping, pos, ret);
+               err = generic_write_sync(file, pos, ret);
                if (err < 0 && ret > 0)
                        ret = err;
        }