Messages in this thread Patch in this message | | | From | Qinglang Miao <> | Subject | [PATCH -next v2] arm: dump: Convert to DEFINE_SHOW_ATTRIBUTE | Date | Sat, 19 Sep 2020 10:51:37 +0800 |
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Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com> --- v2: based on linux-next(20200917), and can be applied to mainline cleanly now.
arch/arm/mm/ptdump_debugfs.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c index 598b63661..6a62bceab 100644 --- a/arch/arm/mm/ptdump_debugfs.c +++ b/arch/arm/mm/ptdump_debugfs.c @@ -12,17 +12,7 @@ static int ptdump_show(struct seq_file *m, void *v) return 0; } -static int ptdump_open(struct inode *inode, struct file *file) -{ - return single_open(file, ptdump_show, inode->i_private); -} - -static const struct file_operations ptdump_fops = { - .open = ptdump_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(ptdump); void ptdump_debugfs_register(struct ptdump_info *info, const char *name) { -- 2.23.0
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