From: Christoph Hellwig Date: Mon, 7 Nov 2005 08:59:46 +0000 (-0800) Subject: [PATCH] remove superflous ctime/mtime updates in affs X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=db73e9aa99bf093427b79877f9475392724fd5e5;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [PATCH] remove superflous ctime/mtime updates in affs Both AFFS and HPFS update the ctime and mtime in the write path, after generic_file_write returned and marked the inode dirty. Signed-off-by: Christoph Hellwig Acked-by: Roman Zippel Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/fs/affs/file.c b/fs/affs/file.c index 6744924b6905..f72fb776ecdf 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -22,14 +22,13 @@ static int affs_grow_extcache(struct inode *inode, u32 lc_idx); static struct buffer_head *affs_alloc_extblock(struct inode *inode, struct buffer_head *bh, u32 ext); static inline struct buffer_head *affs_get_extblock(struct inode *inode, u32 ext); static struct buffer_head *affs_get_extblock_slow(struct inode *inode, u32 ext); -static ssize_t affs_file_write(struct file *filp, const char __user *buf, size_t count, loff_t *ppos); static int affs_file_open(struct inode *inode, struct file *filp); static int affs_file_release(struct inode *inode, struct file *filp); struct file_operations affs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, - .write = affs_file_write, + .write = generic_file_write, .mmap = generic_file_mmap, .open = affs_file_open, .release = affs_file_release, @@ -473,21 +472,6 @@ affs_getemptyblk_ino(struct inode *inode, int block) return ERR_PTR(err); } -static ssize_t -affs_file_write(struct file *file, const char __user *buf, - size_t count, loff_t *ppos) -{ - ssize_t retval; - - retval = generic_file_write (file, buf, count, ppos); - if (retval >0) { - struct inode *inode = file->f_dentry->d_inode; - inode->i_ctime = inode->i_mtime = CURRENT_TIME_SEC; - mark_inode_dirty(inode); - } - return retval; -} - static int affs_do_readpage_ofs(struct file *file, struct page *page, unsigned from, unsigned to) {