From 3322e79a3860fd0d50e3c1879b2e98ac582c0ff6 Mon Sep 17 00:00:00 2001 From: Nick Piggin Date: Thu, 27 May 2010 22:42:19 +1000 Subject: fs: convert simple fs to new truncate Convert simple filesystems: ramfs, configfs, sysfs, block_dev to new truncate sequence. Cc: Christoph Hellwig Signed-off-by: Nick Piggin Signed-off-by: Al Viro --- fs/ramfs/file-mmu.c | 1 + fs/ramfs/file-nommu.c | 7 ++++--- 2 files changed, 5 insertions(+), 3 deletions(-) (limited to 'fs/ramfs') diff --git a/fs/ramfs/file-mmu.c b/fs/ramfs/file-mmu.c index 5002050..4884ac5 100644 --- a/fs/ramfs/file-mmu.c +++ b/fs/ramfs/file-mmu.c @@ -50,5 +50,6 @@ const struct file_operations ramfs_file_operations = { }; const struct inode_operations ramfs_file_inode_operations = { + .setattr = simple_setattr, .getattr = simple_getattr, }; diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c index 869f2d8..d532c20 100644 --- a/fs/ramfs/file-nommu.c +++ b/fs/ramfs/file-nommu.c @@ -146,7 +146,7 @@ static int ramfs_nommu_resize(struct inode *inode, loff_t newsize, loff_t size) return ret; } - ret = vmtruncate(inode, newsize); + ret = simple_setsize(inode, newsize); return ret; } @@ -169,7 +169,8 @@ static int ramfs_nommu_setattr(struct dentry *dentry, struct iattr *ia) /* pick out size-changing events */ if (ia->ia_valid & ATTR_SIZE) { - loff_t size = i_size_read(inode); + loff_t size = inode->i_size; + if (ia->ia_size != size) { ret = ramfs_nommu_resize(inode, ia->ia_size, size); if (ret < 0 || ia->ia_valid == ATTR_SIZE) @@ -182,7 +183,7 @@ static int ramfs_nommu_setattr(struct dentry *dentry, struct iattr *ia) } } - ret = inode_setattr(inode, ia); + generic_setattr(inode, ia); out: ia->ia_valid = old_ia_valid; return ret; -- cgit v1.1