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[readdir] convert qnx6

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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commit 4deb398a1b57aeaa246df5b54a68c6123b8b727f 1 parent 663f4de
Al Viro authored
Showing with 14 additions and 17 deletions.
  1. +14 −17 fs/qnx6/dir.c
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31 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 @@ unsigned qnx6_find_entry(int len, struct inode *dir, const char *name,
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,
};
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