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authorLinus Torvalds <torvalds@linux-foundation.org>2013-09-09 09:03:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-09 09:03:46 -0700
commit20e029d791b22000c45ac7ce5a09e8dee8a3d323 (patch)
tree8761f88c4b8399ab0041cedf54526364e3844d97 /fs
parente5c832d5558826cc6e9a24746cfdec8e7780063a (diff)
parent81bab4c38ad59b35d1bea2a96ce6bc90570b1392 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
Pull UML updates from Richard Weinberger: "This pile contains mostly fixes and improvements for issues identified by Richard W M Jones while adding UML as backend to libguestfs" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml: um: Add irq chip um/mask handlers um: prctl: Do not include linux/ptrace.h um: Run UML in it's own session. um: Cleanup SIGTERM handling um: ubd: Introduce submit_request() um: ubd: Add REQ_FLUSH suppport um: Implement probe_kernel_read() um: hostfs: Fix writeback
Diffstat (limited to 'fs')
-rw-r--r--fs/hostfs/hostfs_kern.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index cddb0521751..25437280a20 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -361,6 +361,13 @@ retry:
return 0;
}
+static int hostfs_file_release(struct inode *inode, struct file *file)
+{
+ filemap_write_and_wait(inode->i_mapping);
+
+ return 0;
+}
+
int hostfs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
struct inode *inode = file->f_mapping->host;
@@ -386,7 +393,7 @@ static const struct file_operations hostfs_file_fops = {
.write = do_sync_write,
.mmap = generic_file_mmap,
.open = hostfs_file_open,
- .release = NULL,
+ .release = hostfs_file_release,
.fsync = hostfs_fsync,
};