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authorAlexey Dobriyan <adobriyan@gmail.com>2008-05-13 17:22:10 +0400
committerDave Kleikamp <shaggy@linux.vnet.ibm.com>2008-05-13 17:22:10 +0400
commitb2e03ca7485cac033a0667d9e45e28d32fdee9a5 (patch)
treec439fb22c543027143cebe17512b77964bd0ec20 /fs/jfs/jfs_xtree.c
parent88f85a55c0645c2b7e03bf34d2a90eddf6de34fa (diff)
downloadlinux-b2e03ca7485cac033a0667d9e45e28d32fdee9a5.tar.xz
JFS: switch to seq_files
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Diffstat (limited to 'fs/jfs/jfs_xtree.c')
-rw-r--r--fs/jfs/jfs_xtree.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/fs/jfs/jfs_xtree.c b/fs/jfs/jfs_xtree.c
index 5a61ebf2cbcc..ae3acafb447b 100644
--- a/fs/jfs/jfs_xtree.c
+++ b/fs/jfs/jfs_xtree.c
@@ -20,7 +20,9 @@
*/
#include <linux/fs.h>
+#include <linux/module.h>
#include <linux/quotaops.h>
+#include <linux/seq_file.h>
#include "jfs_incore.h"
#include "jfs_filsys.h"
#include "jfs_metapage.h"
@@ -4134,13 +4136,9 @@ s64 xtTruncate_pmap(tid_t tid, struct inode *ip, s64 committed_size)
}
#ifdef CONFIG_JFS_STATISTICS
-int jfs_xtstat_read(char *buffer, char **start, off_t offset, int length,
- int *eof, void *data)
+static int jfs_xtstat_proc_show(struct seq_file *m, void *v)
{
- int len = 0;
- off_t begin;
-
- len += sprintf(buffer,
+ seq_printf(m,
"JFS Xtree statistics\n"
"====================\n"
"searches = %d\n"
@@ -4149,19 +4147,19 @@ int jfs_xtstat_read(char *buffer, char **start, off_t offset, int length,
xtStat.search,
xtStat.fastSearch,
xtStat.split);
+ return 0;
+}
- begin = offset;
- *start = buffer + begin;
- len -= begin;
-
- if (len > length)
- len = length;
- else
- *eof = 1;
-
- if (len < 0)
- len = 0;
-
- return len;
+static int jfs_xtstat_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, jfs_xtstat_proc_show, NULL);
}
+
+const struct file_operations jfs_xtstat_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = jfs_xtstat_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
#endif