From: Marco Stornelli <marco.stornelli@gmail.com>
To: Linux FS Devel <linux-fsdevel@vger.kernel.org>
Cc: "Tigran A. Aivazian" <tigran@aivazian.fsnet.co.uk>,
linux-kernel@vger.kernel.org
Subject: [PATCH 09/21] bfs: drop vmtruncate
Date: Sat, 03 Nov 2012 10:27:12 +0100 [thread overview]
Message-ID: <5094E370.50603@gmail.com> (raw)
Removed vmtruncate
Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
---
fs/bfs/file.c | 15 ++++++++++-----
1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/fs/bfs/file.c b/fs/bfs/file.c
index f20e8a7..ad3ea14 100644
--- a/fs/bfs/file.c
+++ b/fs/bfs/file.c
@@ -161,6 +161,14 @@ static int bfs_readpage(struct file *file, struct page *page)
return block_read_full_page(page, bfs_get_block);
}
+static void bfs_write_failed(struct address_space *mapping, loff_t to)
+{
+ struct inode *inode = mapping->host;
+
+ if (to > inode->i_size)
+ truncate_pagecache(inode, to, inode->i_size);
+}
+
static int bfs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
@@ -169,11 +177,8 @@ static int bfs_write_begin(struct file *file, struct address_space *mapping,
ret = block_write_begin(mapping, pos, len, flags, pagep,
bfs_get_block);
- if (unlikely(ret)) {
- loff_t isize = mapping->host->i_size;
- if (pos + len > isize)
- vmtruncate(mapping->host, isize);
- }
+ if (unlikely(ret))
+ bfs_write_failed(mapping, pos + len);
return ret;
}
--
1.7.3.4
next reply other threads:[~2012-11-03 9:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-03 9:27 Marco Stornelli [this message]
-- strict thread matches above, loose matches on Subject: below --
2012-12-15 10:52 [PATCH 09/21] bfs: drop vmtruncate Marco Stornelli
2012-10-20 12:20 Marco Stornelli
2012-08-31 13:56 Marco Stornelli
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