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Diffstat (limited to 'fs/fat/file.c')
-rw-r--r--fs/fat/file.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 1ee25232e6af..f4b8f8b3fbdd 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -13,6 +13,7 @@
#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include <linux/writeback.h>
+#include <linux/blkdev.h>
int fat_generic_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
@@ -112,15 +113,24 @@ int fat_generic_ioctl(struct inode *inode, struct file *filp,
}
}
+static int fat_file_release(struct inode *inode, struct file *filp)
+{
+ if ((filp->f_mode & FMODE_WRITE) &&
+ MSDOS_SB(inode->i_sb)->options.flush) {
+ fat_flush_inodes(inode->i_sb, inode, NULL);
+ blk_congestion_wait(WRITE, HZ/10);
+ }
+ return 0;
+}
+
const struct file_operations fat_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
+ .release = fat_file_release,
.ioctl = fat_generic_ioctl,
.fsync = file_fsync,
.sendfile = generic_file_sendfile,
@@ -289,6 +299,7 @@ void fat_truncate(struct inode *inode)
lock_kernel();
fat_free(inode, nr_clusters);
unlock_kernel();
+ fat_flush_inodes(inode->i_sb, inode, NULL);
}
struct inode_operations fat_file_inode_operations = {