lkml.org 
[lkml]   [2014]   [Dec]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4/5] f2fs: release inmemory pages when the file was closed
Date
If file is closed, let's drop inmemory pages.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/file.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 146e58a..b6f3fbf 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -901,6 +901,14 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
return f2fs_convert_inline_inode(inode);
}

+static int f2fs_release_file(struct inode *inode, struct file *filp)
+{
+ /* some remained atomic pages should discarded */
+ if (f2fs_is_atomic_file(inode) || f2fs_is_volatile_file(inode))
+ commit_inmem_pages(inode, true);
+ return 0;
+}
+
static int f2fs_ioc_commit_atomic_write(struct file *filp)
{
struct inode *inode = file_inode(filp);
@@ -1010,6 +1018,7 @@ const struct file_operations f2fs_file_operations = {
.read_iter = generic_file_read_iter,
.write_iter = generic_file_write_iter,
.open = generic_file_open,
+ .release = f2fs_release_file,
.mmap = f2fs_file_mmap,
.fsync = f2fs_sync_file,
.fallocate = f2fs_fallocate,
--
2.1.1


\
 
 \ /
  Last update: 2014-12-06 21:41    [W:0.041 / U:0.248 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site