diff options
Diffstat (limited to 'arch/powerpc/mm/ptdump/segment_regs.c')
| -rw-r--r-- | arch/powerpc/mm/ptdump/segment_regs.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/arch/powerpc/mm/ptdump/segment_regs.c b/arch/powerpc/mm/ptdump/segment_regs.c index 501843664bb9..9df3af8d481f 100644 --- a/arch/powerpc/mm/ptdump/segment_regs.c +++ b/arch/powerpc/mm/ptdump/segment_regs.c @@ -6,11 +6,11 @@ * This dumps the content of Segment Registers */ -#include <asm/debugfs.h> +#include <linux/debugfs.h> static void seg_show(struct seq_file *m, int i) { - u32 val = mfsrin(i << 28); + u32 val = mfsr(i << 28); seq_printf(m, "0x%01x0000000-0x%01xfffffff ", i, i); seq_printf(m, "Kern key %d ", (val >> 30) & 1); @@ -41,24 +41,12 @@ static int sr_show(struct seq_file *m, void *v) return 0; } -static int sr_open(struct inode *inode, struct file *file) -{ - return single_open(file, sr_show, NULL); -} - -static const struct file_operations sr_fops = { - .open = sr_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(sr); static int __init sr_init(void) { - struct dentry *debugfs_file; - - debugfs_file = debugfs_create_file("segment_registers", 0400, - powerpc_debugfs_root, NULL, &sr_fops); - return debugfs_file ? 0 : -ENOMEM; + debugfs_create_file("segment_registers", 0400, arch_debugfs_dir, + NULL, &sr_fops); + return 0; } device_initcall(sr_init); |