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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2013-09-12 15:13:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-12 15:38:02 -0700
commit7caef26767c1727d7abfbbbfbe8b2bb473430d48 (patch)
tree909e2a3c1b0a20a976fa3f84a17a00f8a21607bf /mm/truncate.c
parent5fbc461636c32efdb9d5216d491d37a40d54535b (diff)
downloadlwn-7caef26767c1727d7abfbbbfbe8b2bb473430d48.tar.gz
lwn-7caef26767c1727d7abfbbbfbe8b2bb473430d48.zip
truncate: drop 'oldsize' truncate_pagecache() parameter
truncate_pagecache() doesn't care about old size since commit cedabed49b39 ("vfs: Fix vmtruncate() regression"). Let's drop it. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/truncate.c')
-rw-r--r--mm/truncate.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/mm/truncate.c b/mm/truncate.c
index e2e8a8a7eb9d..353b683afd6e 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -567,7 +567,6 @@ EXPORT_SYMBOL_GPL(invalidate_inode_pages2);
/**
* truncate_pagecache - unmap and remove pagecache that has been truncated
* @inode: inode
- * @oldsize: old file size
* @newsize: new file size
*
* inode's new i_size must already be written before truncate_pagecache
@@ -580,7 +579,7 @@ EXPORT_SYMBOL_GPL(invalidate_inode_pages2);
* situations such as writepage being called for a page that has already
* had its underlying blocks deallocated.
*/
-void truncate_pagecache(struct inode *inode, loff_t oldsize, loff_t newsize)
+void truncate_pagecache(struct inode *inode, loff_t newsize)
{
struct address_space *mapping = inode->i_mapping;
loff_t holebegin = round_up(newsize, PAGE_SIZE);
@@ -614,12 +613,8 @@ EXPORT_SYMBOL(truncate_pagecache);
*/
void truncate_setsize(struct inode *inode, loff_t newsize)
{
- loff_t oldsize;
-
- oldsize = inode->i_size;
i_size_write(inode, newsize);
-
- truncate_pagecache(inode, oldsize, newsize);
+ truncate_pagecache(inode, newsize);
}
EXPORT_SYMBOL(truncate_setsize);