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authorMarco Stornelli <marco.stornelli@gmail.com>2012-12-15 11:56:25 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-12-20 18:40:53 -0500
commit7fc7cd00f616e38973fe3acd0dc7e473da94c52e (patch)
treedb11ee0952cdeb78a64c1af0a7a638ed98cb1f2b /fs/minix/inode.c
parent5dfc2821e87893695bf4751fcbbdb56f42fa2985 (diff)
minix: drop vmtruncate
Removed vmtruncate Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/minix/inode.c')
-rw-r--r--fs/minix/inode.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/fs/minix/inode.c b/fs/minix/inode.c
index 4fc5f8ab1c44..99541cceb584 100644
--- a/fs/minix/inode.c
+++ b/fs/minix/inode.c
@@ -395,6 +395,16 @@ int minix_prepare_chunk(struct page *page, loff_t pos, unsigned len)
return __block_write_begin(page, pos, len, minix_get_block);
}
+static void minix_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);
+ minix_truncate(inode);
+ }
+}
+
static int minix_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
@@ -403,11 +413,8 @@ static int minix_write_begin(struct file *file, struct address_space *mapping,
ret = block_write_begin(mapping, pos, len, flags, pagep,
minix_get_block);
- if (unlikely(ret)) {
- loff_t isize = mapping->host->i_size;
- if (pos + len > isize)
- vmtruncate(mapping->host, isize);
- }
+ if (unlikely(ret))
+ minix_write_failed(mapping, pos + len);
return ret;
}