From 4deb398a1b57aeaa246df5b54a68c6123b8b727f Mon Sep 17 00:00:00 2001 From: Al Viro Date: Fri, 17 May 2013 15:32:10 -0400 Subject: [PATCH] [readdir] convert qnx6 Signed-off-by: Al Viro --- fs/qnx6/dir.c | 31 ++++++++++++++----------------- 1 file changed, 14 insertions(+), 17 deletions(-) diff --git a/fs/qnx6/dir.c b/fs/qnx6/dir.c index afa6be6fc397..15b7d92ed60d 100644 --- a/fs/qnx6/dir.c +++ b/fs/qnx6/dir.c @@ -65,8 +65,8 @@ static struct qnx6_long_filename *qnx6_longname(struct super_block *sb, static int qnx6_dir_longfilename(struct inode *inode, struct qnx6_long_dir_entry *de, - void *dirent, loff_t pos, - unsigned de_inode, filldir_t filldir) + struct dir_context *ctx, + unsigned de_inode) { struct qnx6_long_filename *lf; struct super_block *s = inode->i_sb; @@ -104,8 +104,7 @@ static int qnx6_dir_longfilename(struct inode *inode, QNX6DEBUG((KERN_INFO "qnx6_readdir:%.*s inode:%u\n", lf_size, lf->lf_fname, de_inode)); - if (filldir(dirent, lf->lf_fname, lf_size, pos, de_inode, - DT_UNKNOWN) < 0) { + if (!dir_emit(ctx, lf->lf_fname, lf_size, de_inode, DT_UNKNOWN)) { qnx6_put_page(page); return 0; } @@ -115,18 +114,19 @@ static int qnx6_dir_longfilename(struct inode *inode, return 1; } -static int qnx6_readdir(struct file *filp, void *dirent, filldir_t filldir) +static int qnx6_readdir(struct file *file, struct dir_context *ctx) { - struct inode *inode = file_inode(filp); + struct inode *inode = file_inode(file); struct super_block *s = inode->i_sb; struct qnx6_sb_info *sbi = QNX6_SB(s); - loff_t pos = filp->f_pos & ~(QNX6_DIR_ENTRY_SIZE - 1); + loff_t pos = ctx->pos & ~(QNX6_DIR_ENTRY_SIZE - 1); unsigned long npages = dir_pages(inode); unsigned long n = pos >> PAGE_CACHE_SHIFT; unsigned start = (pos & ~PAGE_CACHE_MASK) / QNX6_DIR_ENTRY_SIZE; bool done = false; - if (filp->f_pos >= inode->i_size) + ctx->pos = pos; + if (ctx->pos >= inode->i_size) return 0; for ( ; !done && n < npages; n++, start = 0) { @@ -137,11 +137,11 @@ static int qnx6_readdir(struct file *filp, void *dirent, filldir_t filldir) if (IS_ERR(page)) { printk(KERN_ERR "qnx6_readdir: read failed\n"); - filp->f_pos = (n + 1) << PAGE_CACHE_SHIFT; + ctx->pos = (n + 1) << PAGE_CACHE_SHIFT; return PTR_ERR(page); } de = ((struct qnx6_dir_entry *)page_address(page)) + start; - for (; i < limit; i++, de++, pos += QNX6_DIR_ENTRY_SIZE) { + for (; i < limit; i++, de++, ctx->pos += QNX6_DIR_ENTRY_SIZE) { int size = de->de_size; u32 no_inode = fs32_to_cpu(sbi, de->de_inode); @@ -154,8 +154,7 @@ static int qnx6_readdir(struct file *filp, void *dirent, filldir_t filldir) structure / block */ if (!qnx6_dir_longfilename(inode, (struct qnx6_long_dir_entry *)de, - dirent, pos, no_inode, - filldir)) { + ctx, no_inode)) { done = true; break; } @@ -163,9 +162,8 @@ static int qnx6_readdir(struct file *filp, void *dirent, filldir_t filldir) QNX6DEBUG((KERN_INFO "qnx6_readdir:%.*s" " inode:%u\n", size, de->de_fname, no_inode)); - if (filldir(dirent, de->de_fname, size, - pos, no_inode, DT_UNKNOWN) - < 0) { + if (!dir_emit(ctx, de->de_fname, size, + no_inode, DT_UNKNOWN)) { done = true; break; } @@ -173,7 +171,6 @@ static int qnx6_readdir(struct file *filp, void *dirent, filldir_t filldir) } qnx6_put_page(page); } - filp->f_pos = pos; return 0; } @@ -282,7 +279,7 @@ found: const struct file_operations qnx6_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, - .readdir = qnx6_readdir, + .iterate = qnx6_readdir, .fsync = generic_file_fsync, }; -- 2.20.1